{"title":"Smoke Detectors","description":"\u003cp\u003eBrowse intelligent addressable and conventional smoke detectors from leading fire alarm manufacturers — photoelectric, ionization, multi-criteria, and CO\/smoke combination sensors. UL 268 listed for commercial and industrial buildings.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e83+ Smoke Detectors products\u003c\/strong\u003e from leading manufacturers — Simplex, Notifier, Gamewell-FCI, Edwards, Fire-Lite, Silent Knight, System Sensor, and more.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNeed help confirming compatibility?\u003c\/strong\u003e Contact our technical team before ordering — verify panel\/device family compatibility for your installation.\u003c\/p\u003e","products":[{"product_id":"notifier-fsp-951-intelligent-photoelectric-sensor","title":"Notifier FSP-951 FlashScan Photoelectric Smoke Sensor","description":"\u003cp\u003eNotifier FSP-951 FlashScan intelligent photoelectric smoke sensor. FlashScan SLC intelligent addressable photoelectric smoke sensor (FSP-951). Field-replaceable head mounts on B210LP\/B501 base. UL 268 listed. Used with NFS2-3030, NFS2-640, NFS-320, and AFP-Series control panels.\u003c\/p\u003e","brand":"Notifier","offers":[{"title":"Default Title","offer_id":49662251434277,"sku":"FSP-951","price":49.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/notifier-smoke-detectors-default-title-notifier-fsp-951-addressable-smoke-detector-38368769278176.jpg?v=1771297466"},{"product_id":"silent-knight-sk-photo-w-photoelectric-smoke-detector","title":"Silent Knight SK-PHOTO-W Addressable Photoelectric Smoke Detector","description":"\u003cp\u003eSilent Knight SK-PHOTO-W Addressable Photoelectric Smoke Detector.\u003c\/p\u003e\n\u003ch3\u003eCompliance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUL Listed\u003c\/li\u003e\n\u003cli\u003eFM Approved\u003c\/li\u003e\n\u003cli\u003eNFPA 72\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePhotoelectric sensing chamber for detecting slow-smoldering fires\u003c\/li\u003e\n\u003cli\u003eOperates on 15 to 32 VDC across the SLC loop, 10% to 93% non-condensing humidity range\u003c\/li\u003e\n\u003cli\u003eLED communication every 5 seconds confirms device health on the loop\u003c\/li\u003e\n\u003cli\u003ePlug-in head design with rotary address switches for fast field programming\u003c\/li\u003e\n\u003cli\u003eWeighs 3.4 oz (95 g), compatible with standard SK bases\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe SK-PHOTO-W is an addressable photoelectric smoke detector designed for the Silent Knight SK protocol SLC (Signaling Line Circuit). It integrates with Silent Knight 5820XL and 6500 series fire alarm control panels (a Honeywell brand), supporting systems with up to 792 addressable points. Photoelectric detectors respond well to low-velocity, smoldering combustion common in occupancies with upholstered furniture or paper materials.\u003c\/p\u003e\n\u003cp\u003eVerify panel\/device family compatibility before ordering.\u003c\/p\u003e","brand":"Silent Knight","offers":[{"title":"Default Title","offer_id":49698008760613,"sku":"SK-PHOTO-W","price":56.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/silent-knight-smoke-detectors-default-title-silent-knight-sk-photo-w-addressable-smoke-detector-31897010012384.jpg?v=1771297465"},{"product_id":"fire-lite-sd365-addressable-photoelectric-smoke-detector","title":"Fire-Lite SD365 Photoelectric Smoke Detector","description":"\u003cp\u003eFire-Lite SD365 Photoelectric Smoke Detector.\u003c\/p\u003e\n\u003ch3\u003eCompliance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUL 268\u003c\/li\u003e\n\u003cli\u003eNFPA 72\u003c\/li\u003e\n\u003cli\u003eULC listing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e Two-wire SLC loop connection\u003c\/li\u003e\n\u003cli\u003e Unit uses base for wiring\u003c\/li\u003e\n\u003cli\u003e Compatible with LiteSpeed™ and CLIP protocol systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eVerify panel\/device family compatibility before ordering.\u003c\/p\u003e","brand":"Fire-Lite","offers":[{"title":"Default Title","offer_id":49743999140133,"sku":"SD365","price":60.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/FL-SD365_alt3.jpg?v=1771509358"},{"product_id":"gamewell-fci-asd-pl3-intelligent-photoelectric-smoke-sensor-white","title":"Gamewell-FCI ASD-PL3 Velociti Addressable Smoke Detector","description":"\u003cp\u003eThe \u003cstrong\u003eGamewell-FCI ASD-PL3\u003c\/strong\u003e is an intelligent addressable photoelectric smoke detector in the Velociti Series 3 family. It uses a re-engineered optical sensing chamber tuned for the wider combustion-source range required by UL 268 7th Edition, with sensitivity programmable per panel software.\u003c\/p\u003e\u003cp\u003eEach detector occupies one address on the loop and reports continuous temperature data back to the panel for selective maintenance and exact device location. Rotary decimal switches set addresses from 01 to 159. Dual bicolor LEDs provide 360 degree visibility (green on poll, red on alarm).\u003c\/p\u003e\u003ch2\u003eVelociti Series 3 vs earlier Velociti generations\u003c\/h2\u003e\u003cp\u003eThe Series 3 chamber redesign extends sensitivity across more combustion types than the original Velociti and Velociti 2 chambers, while keeping the same address logic and panel integration. ASD-PL3 is the white, Velociti-only variant. For installations still running CLIP-protocol detectors on E3 or S3 panels, use the ASD-PL3-IV ivory variant instead.\u003c\/p\u003e\u003ch2\u003eCompatible panels: E3 Series, S3 Series, GWF-7075\u003c\/h2\u003e\u003cp\u003eASD-PL3 runs on Velociti protocol. E3 Series and S3 Series panels speak Velociti natively with full feature support. The GWF-7075 supports Velociti but does not handle CLIP, which is not an issue for the white ASD-PL3 but matters when mixing with -IV detectors on the same loop.\u003c\/p\u003e\u003ch2\u003eListings and approvals\u003c\/h2\u003e\u003cp\u003eUL Listed S2332 under UL 268 7th Edition. FM Approved 3023594. CSFM 7272-1703:0501. MEA FDNY COA-219-02-E Vol. VI. ISO 9001 certified manufacturing.\u003c\/p\u003e\u003ch2\u003eBase required, sold separately\u003c\/h2\u003e\u003cp\u003eThe detector head ships without a base. Typical pairings are the B501-WHITE 4-inch flangeless base for surface-flush installs, or the B300-6 6-inch flanged base for legacy ceiling boxes. Sounder, isolator, and relay bases from the B200 and B224 series are also compatible (see compatible bases list).\u003c\/p\u003e","brand":"Gamewell-FCI","offers":[{"title":"Default Title","offer_id":50007020470565,"sku":"ASD-PL3","price":50.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/gamewell-fci-smoke-detectors-default-title-gamewell-fci-asd-pl3-photoelectric-smoke-sensor-white-31962778337504.jpg?v=1771297450"},{"product_id":"mircom-mix-2351ap-intelligent-smoke-detector","title":"Mircom MIX-2351AP Addressable Detector","description":"\u003cp\u003eMircom MIX-2351AP addressable photoelectric smoke detector for FX-2000 and FX-3500 series fire alarm control panels.\u003c\/p\u003e\n\u003ch3\u003eCompliance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUL 268\u003c\/li\u003e\n\u003cli\u003eNFPA 72\u003c\/li\u003e\n\u003cli\u003eULC Listed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAddressable protocol compatible with Mircom FX-2000 and FX-3500 series panels using FlashScan-compatible communications\u003c\/li\u003e\n\u003cli\u003eOperating voltage: 15 to 32 VDC; alarm current: 2 mA at 24 VDC during active communication\u003c\/li\u003e\n\u003cli\u003eOperating temperature: 32°F to 122°F (0°C to 50°C); humidity: 10% to 93% RH non-condensing\u003c\/li\u003e\n\u003cli\u003eAir velocity tolerance: 0 to 4,000 ft.\/min. for installation in spaces with active HVAC airflow\u003c\/li\u003e\n\u003cli\u003eWeight: 3.4 oz. (95 g) for standard ceiling rose or detector base mounting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMircom is a Canadian fire alarm manufacturer whose FX-2000 and FX-3500 series addressable panels use a FlashScan-compatible communication protocol. The MIX-2351AP is an addressable photoelectric smoke detector designed for use on Mircom SLC loops and provides point-level identification for alarm and maintenance reporting. The ULC listing covers Canadian market installations while the UL 268 and NFPA 72 compliance supports US projects. The detector mounts on standard Mircom-compatible detector bases and must be addressed before installation. Confirm SLC loop capacity and base compatibility with the FX-Series panel installation manual before deploying.\u003c\/p\u003e\n\u003cp\u003eVerify panel\/device family compatibility before ordering.\u003c\/p\u003e","brand":"Mircom","offers":[{"title":"Default Title","offer_id":51562189553957,"sku":"MIX-2351AP","price":62.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/mircom-smoke-detectors-default-title-mircom-mix-2351ap-advanced-protocol-intelligent-photoelectric-smoke-sensor-38307114156256.png?v=1771297430"},{"product_id":"mircom-mix-m500map-intelligent-monitor-module","title":"Mircom MIX-M500MAP Addressable Detector","description":"\u003cp\u003eMircom MIX-M500MAP Addressable Detector.\u003c\/p\u003e\n\u003ch3\u003eCompliance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUL or\u003c\/li\u003e\n\u003cli\u003eULC compatible\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesigned to meet a wide range of applications\u003c\/li\u003e\n\u003cli\u003eSEMS screws for easy wiring\u003c\/li\u003e\n\u003cli\u003ePanel controlled status LED (except MIX\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eVerify panel\/device family compatibility before ordering.\u003c\/p\u003e","brand":"Mircom","offers":[{"title":"Default Title","offer_id":51562189586725,"sku":"MIX-M500MAP","price":112.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/mircom-monitor-modules-default-title-mircom-mix-m500map-monitor-module-31896881397984.jpg?v=1771297428"},{"product_id":"potter-pad300-pd-photoelectric-smoke-detector","title":"Potter PAD300-PD PAD-Series Photoelectric Smoke Detector","description":"\u003cp\u003ePotter PAD300-PD PAD-Series addressable photoelectric smoke detector. Potter Electric Signal Company fire alarm and sprinkler monitoring products. PAD-Series intelligent addressable photoelectric detection.\u003c\/p\u003e","brand":"Potter","offers":[{"title":"Default Title","offer_id":51562189914405,"sku":"PAD300-PD","price":68.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/potter-smoke-detectors-default-title-potter-pad300-pd-low-profile-smoke-detector-31896927142112.jpg?v=1771297419"},{"product_id":"edwards-siga-osd-intelligent-optical-smoke-detector","title":"Edwards SIGA-OSD SIGA Multi-Criteria Detector","description":"\u003cp\u003eEdwards SIGA-OSD Signature Series optical smoke + heat multi-criteria. Edwards Signature Series (SIGA) intelligent addressable + EST3 modular control system + Genesis notification appliances. Requires Edwards EST3 \/ iO64 \/ iO500 \/ iX3 fire alarm control panels.\u003c\/p\u003e","brand":"Edwards","offers":[{"title":"Default Title","offer_id":51562189979941,"sku":"SIGA-OSD","price":72.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/edwards-smoke-detectors-default-title-edwards-siga-osd-smoke-detector-replaces-siga-pd-32319533121760.jpg?v=1771297418"},{"product_id":"system-sensor-2w-b","title":"System Sensor 2W-B i3 2-Wire Smoke Detector","description":"\u003cp\u003eSystem Sensor 2W-B i3 Series 2-wire conventional smoke detector. System Sensor (Honeywell brand) commercial fire-alarm device — compatible with Notifier, Gamewell-FCI, Silent Knight, and Fire-Lite control panels per device family.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":51722985406757,"sku":"2W-B","price":47.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/system-sensor-smoke-detectors-default-title-system-sensor-2w-b-photoelectric-smoke-detector-2-wire-31897158779104.jpg?v=1771297415"},{"product_id":"gamewell-fci-asd-pl3-iv-addressable-smoke-detector","title":"Gamewell-FCI ASD-PL3-IV Velociti Addressable Smoke Detector","description":"\u003cp\u003eThe \u003cstrong\u003eGamewell-FCI ASD-PL3-IV\u003c\/strong\u003e is the ivory variant of the Velociti Series 3 photoelectric smoke detector. It pairs the re-engineered UL 268 7th Edition optical chamber of the ASD-PL3 with backwards-compatibility for the legacy CLIP protocol, so it can serve as a drop-in replacement on systems that still carry CLIP-protocol detectors on the loop.\u003c\/p\u003e\u003cp\u003eEach detector occupies one address on a Gamewell-FCI loop and reports continuous temperature data back to the panel. Rotary decimal switches set addresses from 01 to 159. Dual bicolor LEDs provide 360 degree visibility (green on poll, red on alarm).\u003c\/p\u003e\u003ch2\u003eDirect replacement for the legacy ASD-PL2F\u003c\/h2\u003e\u003cp\u003eThe ASD-PL2F (Velociti Series 2 photoelectric, CLIP-only) is end-of-life. The ASD-PL3-IV is the correct successor for installations still running CLIP detectors: it speaks both Velociti and CLIP, so it can join an existing CLIP loop without forcing a wholesale loop conversion. Do not substitute the white ASD-PL3 (Velociti-only) on a CLIP loop, protocol mismatch will leave the address unresponsive.\u003c\/p\u003e\u003ch2\u003eCompatible panels: E3 Series, S3 Series, GWF-7075\u003c\/h2\u003e\u003cp\u003eE3 Series and S3 Series panels handle both Velociti and CLIP, so the ASD-PL3-IV fits either protocol mode on those panels. The GWF-7075 supports Velociti only, installing an ASD-PL3-IV there works in Velociti mode but the CLIP fallback never activates on that panel.\u003c\/p\u003e\u003ch2\u003eWhy ivory instead of white\u003c\/h2\u003e\u003cp\u003eIvory is the legacy finish for older Gamewell-FCI \/ FCI installations. It exists primarily so retrofit jobs do not leave a single white detector in a ceiling full of ivory ones. Specs are identical to the white ASD-PL3, sensitivity, mounting, base compatibility all match.\u003c\/p\u003e\u003ch2\u003eListings and approvals\u003c\/h2\u003e\u003cp\u003eUL Listed S2332 under UL 268 7th Edition. FM Approved 3023594. CSFM 7272-1703:0501. MEA FDNY COA-219-02-E Vol. VI. ISO 9001 certified manufacturing.\u003c\/p\u003e\u003ch2\u003eBase required, sold separately\u003c\/h2\u003e\u003cp\u003eThe detector head ships without a base. Typical pairings: B501-IV (ivory 4-inch flangeless) for surface flush, B300-6-IV (ivory 6-inch flanged) for legacy ceiling boxes. Ivory bases match the detector finish; white bases also fit but break the ceiling-color match.\u003c\/p\u003e","brand":"Gamewell-FCI","offers":[{"title":"Default Title","offer_id":51722985537829,"sku":"ASD-PL3-IV","price":235.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/gamewell-fci-smoke-detectors-default-title-gamewell-fci-asd-pl3-iv-addressable-smoke-detector-ivory-35588914151648.jpg?v=1771297412"},{"product_id":"system-sensor-ssm24-6","title":"System Sensor SSM24-6 Smart Sensor Multi-Criteria 24V","description":"\u003cp\u003eSystem Sensor SSM24-6 Smart Sensor multi-criteria 24V (photo + heat + CO). Smart Sensor multi-criteria detector — combined photoelectric smoke, fixed-temp heat, and CO sensing in one unit. 24VDC, addressable. Reduces nuisance alarms while expanding hazard coverage.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":51722985865509,"sku":"SSM24-6","price":30.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/system-sensor-bells-default-title-system-sensor-ssm24-6-bell-6-24vdc-31897203146976.jpg?v=1771297410"},{"product_id":"system-sensor-ss-photo","title":"System Sensor SS-PHOTO Smart Sensor Multi-Criteria Detector","description":"\u003cp\u003eSystem Sensor SS-PHOTO Smart Sensor multi-criteria detector. System Sensor (Honeywell brand) commercial fire-alarm device — compatible with Notifier, Gamewell-FCI, Silent Knight, and Fire-Lite control panels per device family.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":51722986225957,"sku":"SS-PHOTO","price":80.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/system-sensor-smoke-detectors-default-title-system-sensor-ss-photo-photoelectric-smoke-detector-34518898016480.jpg?v=1771297406"},{"product_id":"notifier-fsp-851","title":"Notifier FSP-851 Smoke Detector","description":"\u003cp\u003eNotifier FSP-851 smoke detector. Notifier (Honeywell) commercial fire-alarm device. Compatible with NFS2-3030, NFS2-640, NFS-320, AFP-200\/400, AFP-1010 addressable fire alarm control panels using FlashScan SLC protocol.\u003c\/p\u003e","brand":"Notifier","offers":[{"title":"Default Title","offer_id":51722986422565,"sku":"FSP-851","price":113.88,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/notifier-smoke-detectors-default-title-notifier-fsp-851-photoelectric-sensor-31916225659104.jpg?v=1771297403"},{"product_id":"system-sensor-2wt-b-photoelectric-i3-series-smoke-and-heat-detector-2-wire","title":"System Sensor 2WT-B i3 2-Wire Smoke + Heat Detector","description":"\u003cp\u003eSystem Sensor 2WT-B i3 Series 2-wire conventional smoke + heat detector. System Sensor (Honeywell brand) commercial fire-alarm device — compatible with Notifier, Gamewell-FCI, Silent Knight, and Fire-Lite control panels per device family.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":51722986750245,"sku":"2WT-B","price":50.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/system-sensor-smoke-detectors-default-title-system-sensor-2wt-b-smoke-and-heat-detector-2-wire-31897158156512.jpg?v=1771297391"},{"product_id":"system-sensor-4w-b","title":"System Sensor 4W-B i3 4-Wire Smoke Detector","description":"\u003cp\u003eSystem Sensor 4W-B i3 Series 4-wire conventional smoke detector. System Sensor (Honeywell brand) commercial fire-alarm device — compatible with Notifier, Gamewell-FCI, Silent Knight, and Fire-Lite control panels per device family.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":51722986848549,"sku":"4W-B","price":54.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/system-sensor-smoke-detectors-default-title-system-sensor-4w-b-smoke-detector-4-wire-31897161236704.jpg?v=1771297388"},{"product_id":"gamewell-fci-mcs-ptir","title":"Gamewell-FCI MCS-PTIR Smoke Detector","description":"\u003cp\u003eThe \u003cstrong\u003eGamewell-FCI MCS-PTIR\u003c\/strong\u003e is an intelligent multi-criteria addressable detector that combines photoelectric, thermal (135°F rate-of-rise), and infrared sensors in one head. Three independent signals cross-reference in panel-side algorithms to reject nuisance triggers, theater smoke, dust kicked up by HVAC, cooking aerosols, while staying sensitive to real fire signatures.\u003c\/p\u003e\u003cp\u003eThe detector reports distinct smoke and heat alarms to the panel, so the system can map different evacuation strategies: local alarm on photoelectric trip, full general evacuation on thermal trip. Single Velociti address per detector. White finish.\u003c\/p\u003e\u003ch2\u003eThree sensors, distinct alarms, when this design wins\u003c\/h2\u003e\u003cp\u003eTheater stages, hotel lobbies, hospital common areas, performance venues, places where nuisance smoke is expected but real fire still needs immediate response. Single-sensor photoelectric detectors trip on theater fog and trigger costly evacuations; thermal-only misses smouldering fires too early. The MCS-PTIR algorithm waits for two of the three sensors to agree before alarming, which sharply reduces false trips without losing time on real fires.\u003c\/p\u003e\u003ch2\u003eAir velocity limit vs MCS-COF3\u003c\/h2\u003e\u003cp\u003eThe MCS-PTIR is rated 0 to 300 ft\/min. For HVAC paths or higher-velocity ceilings (up to 4,000 ft\/min), specify the MCS-COF3, its sensor stack includes a CO cell and the air velocity envelope is wider. Pick by environment first: PTIR for room\/lobby ceilings, COF3 for duct and high-velocity areas requiring CO coverage.\u003c\/p\u003e\u003ch2\u003eCompatible panels and listings\u003c\/h2\u003e\u003cp\u003eGamewell-FCI Velociti SLC panels: E3 Series, S3 Series, GWF-7075. UL Listed S1195 under UL 268 7th Edition and UL 521 (heat). FM Approved. CSFM 7272-1703:0508. ISO 9001 certified.\u003c\/p\u003e","brand":"Gamewell-FCI","offers":[{"title":"Default Title","offer_id":51722988159269,"sku":"MCS-PTIR","price":88.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/gamewell-fci-multi-criteria-detectors-default-title-gamewell-fci-mcs-ptir-multi-criteria-photoelectric-35162617676000.webp?v=1771297371"},{"product_id":"notifier-fsp-951-iv","title":"Notifier FSP-951-IV FlashScan Photoelectric Smoke Sensor","description":"\u003cp\u003eNotifier FSP-951-IV FlashScan intelligent photoelectric smoke sensor. FlashScan SLC intelligent addressable photoelectric smoke sensor (FSP-951). Field-replaceable head mounts on B210LP\/B501 base. UL 268 listed. Used with NFS2-3030, NFS2-640, NFS-320, and AFP-Series control panels.\u003c\/p\u003e","brand":"Notifier","offers":[{"title":"Default Title","offer_id":51722988192037,"sku":"FSP-951-IV","price":121.33,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/notifier-smoke-detectors-default-title-notifier-fsp-951-iv-photoelectric-smoke-sensor-ivory-32021697167584.jpg?v=1771297370"},{"product_id":"gamewell-fci-asd-pl3-bp","title":"Gamewell-FCI ASD-PL3-BP Velociti Addressable Smoke Detector","description":"\u003cp\u003eThe \u003cstrong\u003eGamewell-FCI ASD-PL3-BP\u003c\/strong\u003e is a 10-count bulk pack of the ASD-PL3 Velociti Series 3 photoelectric smoke detector. The packaging is the only difference between the BP and the single-unit ASD-PL3, the detectors inside are identical in spec, listing, and firmware.\u003c\/p\u003e\u003cp\u003eEach detector occupies one address on a Gamewell-FCI Velociti loop. The optical chamber meets UL 268 7th Edition with sensitivity programmable per panel software. Rotary decimal switches set addresses from 01 to 159, and dual bicolor LEDs give 360 degree visibility (green on poll, red on alarm).\u003c\/p\u003e\u003ch2\u003eWhen to specify the bulk pack instead of singles\u003c\/h2\u003e\u003cp\u003eThe bulk pack is sized for new-construction floors or full-system installs where ten or more detectors land in the same loop count. Pricing per unit is lower than the single-pack equivalent, and shipping consolidates into one carton instead of ten. For single-detector retrofits or break-fix replacements, order the regular ASD-PL3 instead.\u003c\/p\u003e\u003ch2\u003eCompatible panels: E3 Series, S3 Series, GWF-7075\u003c\/h2\u003e\u003cp\u003eAll ten detectors run on Velociti protocol. E3 Series and S3 Series panels speak Velociti natively. GWF-7075 supports Velociti but not CLIP, relevant only when mixing this loop with -IV detectors.\u003c\/p\u003e\u003ch2\u003eListings and approvals\u003c\/h2\u003e\u003cp\u003eUL Listed S2332 under UL 268 7th Edition. FM Approved 3023594. CSFM 7272-1703:0501. MEA FDNY COA-219-02-E Vol. VI. ISO 9001 certified manufacturing. Same listings as the single-unit ASD-PL3.\u003c\/p\u003e\u003ch2\u003eBases required, sold separately\u003c\/h2\u003e\u003cp\u003eDetector heads ship without bases. Each detector needs its own base, most installs use B501-WHITE (4-inch flangeless) or B300-6 (6-inch flanged). Order bases in the same count as detectors. Sounder, isolator, and relay bases from the B200 and B224 series are also compatible if the loop design calls for them.\u003c\/p\u003e","brand":"Gamewell-FCI","offers":[{"title":"Default Title","offer_id":51722988355877,"sku":"ASD-PL3-BP","price":736.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/gamewell-fci-smoke-detectors-default-title-gamewell-fci-asd-pl3-bp-smoke-detector-pack-of-10-asd-pl3-single-units-33029463736544.jpg?v=1771297363"},{"product_id":"system-sensor-2151","title":"System Sensor 2151 Low-Profile Photoelectric Smoke Detector","description":"\u003cp\u003eThe \u003cstrong\u003eSystem Sensor 2151\u003c\/strong\u003e is a low-profile plug-in photoelectric smoke detector with a 2\" (5.1 cm) profile. It pairs with the 400 Series adapter bases and runs on either 2-wire or 4-wire conventional fire alarm systems, depending on which base you choose.\u003c\/p\u003e\u003cp\u003eThe sensing chamber is sealed against back pressure, dirt, and insects, with a fine mesh screen that can be cleaned or replaced. Two LEDs blink in standby for 360° visibility. The custom IC inside cuts false alarms.\u003c\/p\u003e\u003ch2\u003eWhy the 2151 still ships in volume after decades\u003c\/h2\u003e\u003cp\u003eThe 2151 has been a default specification in commercial fire alarm systems since the 1990s. Two reasons it stays in service: the 2\" footprint fits nearly any retrofit ceiling, and the adapter base ecosystem (B110LP through B401) means one detector head covers most wiring scenarios you'll encounter.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e2\" low-profile design\u003c\/li\u003e\n\u003cli\u003ePairs with the 400 Series product line\u003c\/li\u003e\n\u003cli\u003eTwo LEDs blink in standby for 360° visibility\u003c\/li\u003e\n\u003cli\u003eCustom IC cuts false alarms\u003c\/li\u003e\n\u003cli\u003eTamper-resistant base with shorting spring\u003c\/li\u003e\n\u003cli\u003eChamber sealed against back pressure, dirt, and insects\u003c\/li\u003e\n\u003cli\u003eCleanable or replaceable mesh screen\u003c\/li\u003e\n\u003cli\u003eHand-held sensitivity reader available (SENS-RDR)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommercial and industrial applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCommercial buildings (offices, retail, hospitality)\u003c\/li\u003e\n\u003cli\u003eIndustrial and manufacturing facilities\u003c\/li\u003e\n\u003cli\u003eHigh air-velocity zones up to 3,000 fpm\u003c\/li\u003e\n\u003cli\u003eConventional 2-wire and 4-wire fire alarm systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatible adapter bases: B110LP, B112LP, B114LP, B116LP, B401\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eB110LP \/ B110RLP\u003c\/strong\u003e: 2-wire base, 12\/24 VDC, 10-130 mA alarm current\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eB112LP\u003c\/strong\u003e: 4-wire, 24 VDC, with current limit resistor and Form A\u0026amp;C contacts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eB114LP\u003c\/strong\u003e: 4-wire, 120 VAC, with Form A\u0026amp;C and Auxiliary contacts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eB116LP\u003c\/strong\u003e: 2-wire base with Form C relay contacts, 24 VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eB401\u003c\/strong\u003e: standard 6\" flanged base, 12\/24 VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eB401BH-2\u003c\/strong\u003e: sounder base (requires external 24 VDC)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":51722988585253,"sku":"2151","price":58.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/system-sensor-smoke-detectors-default-title-system-sensor-2151-smoke-detector-replaces-2451th-31897151439072.jpg?v=1771297359"},{"product_id":"system-sensor-4wtar-b-photoelectric-i3-series-smoke-detector","title":"System Sensor 4WTAR-B i3 4-Wire Smoke + Heat Detector","description":"\u003cp\u003eSystem Sensor 4WTAR-B i3 Series 4-wire conventional smoke + heat detector. System Sensor (Honeywell brand) commercial fire-alarm device — compatible with Notifier, Gamewell-FCI, Silent Knight, and Fire-Lite control panels per device family.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":51722988618021,"sku":"4WTAR-B","price":90.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/system-sensor-smoke-detectors-default-title-system-sensor-4wtar-b-smoke-detector-and-thermal-sensor-34910635327712.jpg?v=1771297358"},{"product_id":"system-sensor-ss-photo-r","title":"System Sensor SS-PHOTO-R Smart Sensor Multi-Criteria Detector","description":"\u003cp\u003eSystem Sensor SS-PHOTO-R Smart Sensor multi-criteria detector. System Sensor (Honeywell brand) commercial fire-alarm device — compatible with Notifier, Gamewell-FCI, Silent Knight, and Fire-Lite control panels per device family.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":51722988880165,"sku":"SS-PHOTO-R","price":78.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/system-sensor-smoke-detectors-default-title-system-sensor-ss-photo-r-photoelectric-smoke-detector-remote-test-capable-34518897950944.jpg?v=1771297348"},{"product_id":"notifier-fpti-951","title":"Notifier FPTI-951 Smoke Detector","description":"\u003cp\u003eNotifier FPTI-951 smoke detector. Notifier (Honeywell) commercial fire-alarm device. Compatible with NFS2-3030, NFS2-640, NFS-320, AFP-200\/400, AFP-1010 addressable fire alarm control panels using FlashScan SLC protocol.\u003c\/p\u003e","brand":"Notifier","offers":[{"title":"Default Title","offer_id":51722989142309,"sku":"FPTI-951","price":98.7,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/notifier-smoke-detectors-default-title-notifier-fpti-951-photoelectric-thermal-and-infrared-smoke-detector-35913921364192.png?v=1771297343"},{"product_id":"system-sensor-4wta-b-photoelectric-smoke-detector-4-wire-with-thermal-sensor","title":"System Sensor 4WTA-B i3 4-Wire Smoke + Heat Detector","description":"\u003cp\u003eSystem Sensor 4WTA-B i3 Series 4-wire conventional smoke + heat detector. System Sensor (Honeywell brand) commercial fire-alarm device — compatible with Notifier, Gamewell-FCI, Silent Knight, and Fire-Lite control panels per device family.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":51722989338917,"sku":"4WTA-B","price":74.29,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/system-sensor-smoke-detectors-default-title-system-sensor-4wta-b-smoke-detector-4-wire-31897160024288.jpg?v=1771297338"},{"product_id":"gamewell-fci-asd-pl3r-iv","title":"Gamewell-FCI ASD-PL3R-IV Velociti Addressable Smoke Detector","description":"\u003cp\u003eGamewell-FCI ASD-PL3R-IV Velociti addressable photoelectric\/laser smoke detector. Velociti SLC-addressable photoelectric smoke detector with field-replaceable head. Compatible with B210LP \/ B501 mounting bases. UL 268 listed.\u003c\/p\u003e","brand":"Gamewell-FCI","offers":[{"title":"Default Title","offer_id":51722990453029,"sku":"ASD-PL3R-IV","price":220.35,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/gamewell-fci-smoke-detectors-default-title-gamewell-fci-asd-pl3r-iv-intelligent-photoelectric-smoke-detector-35365654003936.jpg?v=1771297326"},{"product_id":"system-sensor-ss-heat","title":"System Sensor SS-HEAT Smart Sensor Multi-Criteria Detector","description":"\u003cp\u003eSystem Sensor SS-HEAT Smart Sensor multi-criteria detector. System Sensor (Honeywell brand) commercial fire-alarm device — compatible with Notifier, Gamewell-FCI, Silent Knight, and Fire-Lite control panels per device family.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":51722990879013,"sku":"SS-HEAT","price":71.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/system-sensor-thermal-detectors-default-title-system-sensor-ss-heat-fixed-thermal-detector-34518888022240.jpg?v=1771297318"},{"product_id":"gamewell-fci-asd-ptl3","title":"Gamewell-FCI ASD-PTL3 Smoke Detector","description":"\u003cp\u003eThe \u003cstrong\u003eGamewell-FCI ASD-PTL3\u003c\/strong\u003e combines a Velociti Series 3 photoelectric smoke sensor with a thermal sensor in a single intelligent addressable head. The optical chamber is the same UL 268 7th Edition design used across the Velociti Series 3 line; the thermal element adds a 135°F fixed-temperature trigger and a rate-of-rise detector for fast-developing fires.\u003c\/p\u003e\u003cp\u003eEach detector occupies one address on a Gamewell-FCI Velociti loop. Rotary decimal switches set addresses from 01 to 159. Dual bicolor LEDs provide 360 degree visibility (green on poll, red on alarm). Sensitivity is programmable per detector via the panel software.\u003c\/p\u003e\u003ch2\u003eCombined photoelectric and thermal sensing, when to specify\u003c\/h2\u003e\u003cp\u003eThe thermal element supplements photoelectric detection in environments where smouldering smoke alone is an insufficient indicator, or where fast-developing fires produce heat before significant smoke. Common scenarios: cooking-adjacent spaces, mechanical rooms, industrial process areas. The dual sensor logic remains intelligent, the panel sees photo and thermal data independently per address.\u003c\/p\u003e\u003ch2\u003eThermal element specs\u003c\/h2\u003e\u003cp\u003eFixed-temperature trigger at 135°F (57°C). Rate-of-rise: greater than 15°F per minute (8.3°C\/min). Operating range narrows slightly to 32-100°F (0-38°C) when the thermal element is active.\u003c\/p\u003e\u003ch2\u003eCompatible panels: E3 Series, S3 Series, GWF-7075\u003c\/h2\u003e\u003cp\u003eASD-PTL3 runs on Velociti protocol. E3 Series and S3 Series panels speak Velociti natively. The GWF-7075 supports Velociti but not CLIP, relevant only when mixing this loop with -IV detectors.\u003c\/p\u003e\u003ch2\u003eListings and approvals\u003c\/h2\u003e\u003cp\u003eUL Listed S2332 under UL 268 7th Edition. FM Approved 3023594. CSFM 7272-1703:0501. MEA FDNY COA-219-02-E Vol. VI. ISO 9001 certified manufacturing.\u003c\/p\u003e\u003ch2\u003eBase required, sold separately\u003c\/h2\u003e\u003cp\u003eThe detector head ships without a base. Typical pairings: B501-WHITE (4-inch flangeless) for surface flush, B300-6 (6-inch flanged) for legacy ceiling boxes. Sounder, isolator, and relay bases from the B200 and B224 series are also compatible.\u003c\/p\u003e","brand":"Gamewell-FCI","offers":[{"title":"Default Title","offer_id":51722991075621,"sku":"ASD-PTL3","price":86.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/gamewell-fci-thermal-sensor-default-title-gamewell-fci-asd-ptl3-thermal-sensor-34645475786976.jpg?v=1771297311"},{"product_id":"gamewell-fci-mcs-ptir-iv","title":"Gamewell-FCI MCS-PTIR-IV Smoke Detector","description":"\u003cp\u003eThe \u003cstrong\u003eGamewell-FCI MCS-PTIR-IV\u003c\/strong\u003e is the ivory variant of the three-sensor multi-criteria detector. Photoelectric, thermal (135°F rate-of-rise), and infrared sensors share one head and one SLC address. Algorithm-driven cross-sensor logic rejects nuisance triggers while keeping fire response fast.\u003c\/p\u003e\u003cp\u003eThe ivory finish supports CLIP backwards-compatibility on legacy E3 and S3 loops, the detector can drop onto an existing CLIP-protocol loop without forcing a wholesale conversion. Specs are otherwise identical to the white MCS-PTIR. Single Velociti or CLIP address per detector.\u003c\/p\u003e\u003ch2\u003eWhy ivory + CLIP, retrofit-grade detector\u003c\/h2\u003e\u003cp\u003eIvory exists for color-matching retrofits where existing ceiling detectors are ivory. CLIP backwards-compat is the protocol layer that makes the SKU usable on old E3 \/ S3 loops still running ASD-PL2F-vintage CLIP detectors. The combination, color match plus protocol compatibility, is the only way to drop a modern multi-criteria detector into a legacy install without wiring rework.\u003c\/p\u003e\u003ch2\u003eThree sensors, distinct alarms, when this design wins\u003c\/h2\u003e\u003cp\u003eTheater stages, hotel lobbies, hospital common areas, performance venues, places where nuisance smoke is expected but real fire still needs immediate response. The MCS-PTIR-IV algorithm waits for two of three sensors to agree before alarming. The detector also reports distinct smoke and heat events, allowing different evacuation strategies on photo vs thermal trips.\u003c\/p\u003e\u003ch2\u003eAir velocity limit vs MCS-COF3\u003c\/h2\u003e\u003cp\u003eRated 0 to 300 ft\/min. For HVAC paths or higher-velocity ceilings plus CO coverage, specify MCS-COF3 (white) or MCS-COF3-IV (ivory) instead. Pick by environment first.\u003c\/p\u003e\u003ch2\u003eCompatible panels and listings\u003c\/h2\u003e\u003cp\u003eGamewell-FCI Velociti or CLIP SLC panels: E3 Series, S3 Series, GWF-7075 (Velociti only). UL Listed S1195 under UL 268 7th Edition and UL 521. FM Approved. CSFM 7272-1703:0508. ISO 9001 certified.\u003c\/p\u003e","brand":"Gamewell-FCI","offers":[{"title":"Default Title","offer_id":51722991239461,"sku":"MCS-PTIR-IV","price":254.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/gamewell-fci-multi-criteria-detectors-default-title-gamewell-fci-mcs-ptir-iv-multi-criteria-photo-thermal-infrared-detector-32030192435424.jpg?v=1771297309"},{"product_id":"system-sensor-4witar-b","title":"System Sensor 4WITAR-B i3 4-Wire Smoke Detector with Isolator","description":"\u003cp\u003eSystem Sensor 4WITAR-B i3 Series 4-wire conventional smoke detector with isolator. 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System Sensor (Honeywell brand) commercial fire-alarm device — compatible with Notifier, Gamewell-FCI, Silent Knight, and Fire-Lite control panels per device family.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":51722993467685,"sku":"SSV120-8","price":27.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/system-sensor-bells-default-title-system-sensor-ssv120-8-8-120vac-alarm-bell-31897202229472.jpg?v=1771297291"},{"product_id":"notifier-fsp-951r","title":"Notifier FSP-951R FlashScan Photoelectric Smoke Sensor","description":"\u003cp\u003eNotifier FSP-951R FlashScan intelligent photoelectric smoke sensor. FlashScan SLC intelligent addressable photoelectric smoke sensor (FSP-951). Field-replaceable head mounts on B210LP\/B501 base. UL 268 listed. Used with NFS2-3030, NFS2-640, NFS-320, and AFP-Series control panels.\u003c\/p\u003e","brand":"Notifier","offers":[{"title":"Default Title","offer_id":51722993828133,"sku":"FSP-951R","price":78.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/notifier-smoke-detectors-default-title-notifier-fsp-951r-smoke-detector-remote-test-capable-32223421006048.jpg?v=1771297278"},{"product_id":"gamewell-fci-asd-pl3r","title":"Gamewell-FCI ASD-PL3R Velociti Addressable Smoke Detector","description":"\u003cp\u003eThe \u003cstrong\u003eGamewell-FCI ASD-PL3R\u003c\/strong\u003e is the remote-test variant of the Velociti Series 3 photoelectric detector. It shares the re-engineered UL 268 7th Edition optical chamber and Velociti loop integration of the ASD-PL3, with the added ability to be tested remotely when installed in a duct housing.\u003c\/p\u003e\u003cp\u003eEach detector occupies one address on a Gamewell-FCI Velociti loop and reports continuous temperature data back to the panel. Rotary decimal switches set addresses from 01 to 159. Dual bicolor LEDs provide 360 degree visibility (green on poll, red on alarm).\u003c\/p\u003e\u003ch2\u003eRemote test capability for duct installations\u003c\/h2\u003e\u003cp\u003eThe R in ASD-PL3R stands for remote test. When the detector head sits inside a duct housing on a return-air or supply-air duct, physical access for routine functional testing becomes impractical. The ASD-PL3R accepts a test signal from a remote test station so testing can happen at floor level instead of at the duct.\u003c\/p\u003e\u003ch2\u003eUse with DNR or DNRW duct housing\u003c\/h2\u003e\u003cp\u003eThe ASD-PL3R is the detector head only. Pair it with the Gamewell-FCI DNR (non-relay) or DNRW (non-relay, watertight) duct housing for return-air or supply-air duct monitoring per NFPA 90A and IMC 606. Without the duct housing the remote-test capability has no application, for non-duct installs, use the standard ASD-PL3 instead.\u003c\/p\u003e\u003ch2\u003eCompatible panels: E3 Series, S3 Series, GWF-7075\u003c\/h2\u003e\u003cp\u003eASD-PL3R runs on Velociti protocol. E3 Series and S3 Series panels speak Velociti natively with full feature support. GWF-7075 supports Velociti but not CLIP, relevant only when mixing this loop with -IV detectors.\u003c\/p\u003e\u003ch2\u003eListings and approvals\u003c\/h2\u003e\u003cp\u003eUL Listed S2332 under UL 268 7th Edition. FM Approved 3023594. CSFM 7272-1703:0501. MEA FDNY COA-219-02-E Vol. VI. ISO 9001 certified manufacturing.\u003c\/p\u003e\u003ch2\u003eOperating environment expanded for duct\u003c\/h2\u003e\u003cp\u003eWhen installed inside a DNR\/DNRW duct housing, the operating temperature range expands from the standard 32-122°F up to -4°F to 158°F (-20°C to 70°C). Air velocity tolerance: 0 to 4,000 ft\/min. Humidity: 10-93% non-condensing.\u003c\/p\u003e","brand":"Gamewell-FCI","offers":[{"title":"Default Title","offer_id":51722994123045,"sku":"ASD-PL3R","price":73.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/gamewell-fci-smoke-detectors-default-title-gamewell-fci-asd-pl3r-photoelectric-smoke-sensor-remote-test-31998361370848.jpg?v=1771297272"},{"product_id":"gamewell-fci-asd-pl2f","title":"Gamewell-FCI ASD-PL2F Velociti Addressable Smoke Detector","description":"\u003cp\u003eThe \u003cstrong\u003eGamewell-FCI ASD-PL2F\u003c\/strong\u003e is the Velociti Series 2 intelligent addressable photoelectric smoke detector. It is a service-only part for existing Series 2 \/ CLIP-protocol installations. For new construction and full retrofits, the correct current SKU is the ASD-PL3-IV, see the cross-reference section below.\u003c\/p\u003e\u003cp\u003eEach detector occupies one address on a Gamewell-FCI loop and reports continuous temperature data back to the panel. Rotary decimal switches set addresses from 01 to 159. Sensitivity is programmable via panel software.\u003c\/p\u003e\u003ch2\u003eWhy this is a service-only part\u003c\/h2\u003e\u003cp\u003eThe Series 3 family (ASD-PL3 and ASD-PL3-IV) supersedes Series 2 with a redesigned optical chamber that meets UL 268 7th Edition. The ASD-PL2F remains in catalog so that integrators servicing existing Velociti Series 2 installations can keep matching detector models on the same loop, a requirement on many AHJ-inspected jobs. New installs and full retrofits should specify ASD-PL3 (Velociti only) or ASD-PL3-IV (Velociti + CLIP) instead.\u003c\/p\u003e\u003ch2\u003eReplacement path: ASD-PL3-IV, not ASD-PL3\u003c\/h2\u003e\u003cp\u003eBecause the ASD-PL2F runs primarily on CLIP-compatible Velociti panels, the only valid direct replacement is the \u003cstrong\u003eASD-PL3-IV\u003c\/strong\u003e, which retains CLIP backwards-compatibility. The white ASD-PL3 is Velociti-only and will not address on a CLIP loop, substituting it leads to an unresponsive address. This protocol rule is hard.\u003c\/p\u003e\u003ch2\u003eCompatible panels (legacy list)\u003c\/h2\u003e\u003cp\u003eGamewell-FCI E3 Series, S3 Series, 7100 Series, 7075 Series, and IdentiFlex 602 (with Velociti\/CLIP loop card). See Compatibility Addendum P\/N 9000-0427-L8 for the complete list.\u003c\/p\u003e\u003ch2\u003eListings and approvals (per current 9020-0617 rev K)\u003c\/h2\u003e\u003cp\u003eUL Listed S2332 under UL 268. FM Approved 3023594. 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System Sensor (Honeywell brand) commercial fire-alarm device — compatible with Notifier, Gamewell-FCI, Silent Knight, and Fire-Lite control panels per device family.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":51722997399845,"sku":"17003","price":14.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/notifier-keys-default-title-notifier-17003-key-31916217991392.jpg?v=1771297203"},{"product_id":"system-sensor-ss-co","title":"System Sensor SS-CO Smart Sensor Multi-Criteria Detector","description":"\u003cp\u003eSystem Sensor SS-CO Smart Sensor multi-criteria detector. System Sensor (Honeywell brand) commercial fire-alarm device — compatible with Notifier, Gamewell-FCI, Silent Knight, and Fire-Lite control panels per device family.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":51722998022437,"sku":"SS-CO","price":124.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/system-sensor-fire-alarms-default-title-system-sensor-ss-co-addressable-co-detector-34518887891168.jpg?v=1771297193"},{"product_id":"system-sensor-5151","title":"System Sensor 5151 Legacy 5151 Photoelectric Detector","description":"\u003cp\u003eSystem Sensor 5151 legacy 5151 photoelectric smoke detector. System Sensor (Honeywell brand) commercial fire-alarm device — compatible with Notifier, Gamewell-FCI, Silent Knight, and Fire-Lite control panels per device family.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":51722998350117,"sku":"5151","price":45.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/system-sensor-heat-detectors-default-title-system-sensor-5151-conventional-heat-detector-31897157730528.jpg?v=1771297183"},{"product_id":"system-sensor-ss-heat-ror","title":"System Sensor SS-HEAT-ROR Smart Sensor Multi-Criteria Detector","description":"\u003cp\u003eSystem Sensor SS-HEAT-ROR Smart Sensor multi-criteria detector. System Sensor (Honeywell brand) commercial fire-alarm device — compatible with Notifier, Gamewell-FCI, Silent Knight, and Fire-Lite control panels per device family.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":51722998907173,"sku":"SS-HEAT-ROR","price":71.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/system-sensor-thermal-detectors-default-title-system-sensor-ss-heat-ror-thermal-detector-34518897918176.jpg?v=1771297168"},{"product_id":"system-sensor-2351b","title":"System Sensor 2351B 200 Series Photoelectric Sensor (legacy 2351)","description":"\u003cp\u003eSystem Sensor 2351B 200 Series intelligent photoelectric smoke sensor (legacy 2351). System Sensor (Honeywell brand) commercial fire-alarm device — compatible with Notifier, Gamewell-FCI, Silent Knight, and Fire-Lite control panels per device family.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":51722999234853,"sku":"2351B","price":91.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/system-sensor-smoke-detectors-default-title-system-sensor-2351b-photoelectric-smoke-detector-38037849735392.jpg?v=1771297160"},{"product_id":"system-sensor-2wtr-b","title":"System Sensor 2WTR-B i3 2-Wire Smoke + Heat Detector","description":"\u003cp\u003eSystem Sensor 2WTR-B i3 Series 2-wire conventional smoke + heat detector. System Sensor (Honeywell brand) commercial fire-alarm device — compatible with Notifier, Gamewell-FCI, Silent Knight, and Fire-Lite control panels per device family.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":51722999496997,"sku":"2WTR-B","price":68.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/system-sensor-smoke-detectors-default-title-system-sensor-2wtr-b-smoke-detector-with-a-thermal-sensor-31897161498848.jpg?v=1771297152"},{"product_id":"gamewell-fci-asd-ptl3-iv","title":"Gamewell-FCI ASD-PTL3-IV Smoke Detector","description":"\u003cp\u003eGamewell-FCI ASD-PTL3-IV smoke detector. Gamewell-FCI (Honeywell) commercial fire alarm device. 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System Sensor (Honeywell brand) commercial fire-alarm device — compatible with Notifier, Gamewell-FCI, Silent Knight, and Fire-Lite control panels per device family.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":51723001200933,"sku":"SS-HEAT-HT","price":71.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/system-sensor-thermal-detectors-default-title-system-sensor-ss-heat-ht-thermal-detector-34518897885408.jpg?v=1771297111"},{"product_id":"system-sensor-ss-ptir","title":"System Sensor SS-PTIR Smart Sensor Multi-Criteria Detector","description":"\u003cp\u003eSystem Sensor SS-PTIR Smart Sensor multi-criteria detector. System Sensor (Honeywell brand) commercial fire-alarm device — compatible with Notifier, Gamewell-FCI, Silent Knight, and Fire-Lite control panels per device family.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":51723002183973,"sku":"SS-PTIR","price":99.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/system-sensor-smoke-detectors-default-title-system-sensor-ss-ptir-ir-smoke-detector-with-base-34518899196128.jpg?v=1771297095"},{"product_id":"notifier-fsp-951t","title":"Notifier FSP-951T FlashScan Photoelectric Smoke Sensor","description":"\u003cp\u003eNotifier FSP-951T FlashScan intelligent photoelectric smoke sensor. FlashScan SLC intelligent addressable photoelectric smoke sensor (FSP-951). Field-replaceable head mounts on B210LP\/B501 base. UL 268 listed. 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System Sensor (Honeywell brand) commercial fire-alarm device — compatible with Notifier, Gamewell-FCI, Silent Knight, and Fire-Lite control panels per device family.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":51723004215589,"sku":"SD365A","price":75.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/FL-SD365A.jpg?v=1771297055"},{"product_id":"system-sensor-7351-smoke-sensor-with-base","title":"System Sensor 7351 Smoke Detector","description":"\u003cp\u003eSystem Sensor 7351 smoke detector. 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