{"product_id":"simplex-742-346","title":"Simplex 742-346 Cable Harness for Simplex Fire Alarm Control Panel","description":"\u003cp\u003eThe Simplex 742-346 is a cable harness for Simplex fire alarm control panels, providing the factory interconnect between boards, modules, or assemblies inside the panel chassis.\u003c\/p\u003e\n\u003ch3\u003eCompliance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesigned for use within UL 864 listed Simplex fire alarm control panel assemblies\u003c\/li\u003e\n\u003cli\u003eNFPA 72 National Fire Alarm and Signaling Code installations\u003c\/li\u003e\n\u003cli\u003eBuilt to the harness routing and connector pinout of the host Simplex panel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePre-terminated cable harness for internal Simplex panel interconnect\u003c\/li\u003e\n\u003cli\u003eKeyed connectors matched to the original board and module positions\u003c\/li\u003e\n\u003cli\u003eCarries power, communication, or signal lines between panel assemblies\u003c\/li\u003e\n\u003cli\u003eSpecified by Simplex part number to match the panel revision in service\u003c\/li\u003e\n\u003cli\u003eIntended for repair and like-for-like replacement of a damaged or aging harness\u003c\/li\u003e\n\u003cli\u003eRoutes within the panel chassis along the original cable path\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eInternal harnesses tie together the boards and modules of a Simplex panel, carrying the power and communication lines that the card cage relies on. Because connector keying and pinout are specific to a panel revision, the harness is matched by part number rather than substituted generically. Replacing a worn or damaged harness restores the factory interconnect without disturbing the surrounding boards or the panel listing.\u003c\/p\u003e\n\u003cp\u003eVerify panel and device family compatibility before ordering.\u003c\/p\u003e","brand":"Simplex","offers":[{"title":"Default Title","offer_id":52004375527717,"sku":"742-346","price":1028.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/simplex-boards-default-title-simplex-742-346-cpu-board-31897144000736.jpg?v=1771296017","url":"https:\/\/fastalarmdistribution.com\/products\/simplex-742-346","provider":"Fast Alarm Distribution","version":"1.0","type":"link"}