The Siemens SL2MTSWR-F is an SL2 series multi-tone speaker-strobe for wall mounting with a red housing and "FIRE" marking, combining selectable audio tones and intelligible voice with synchronized strobe signaling on 24 VDC and amplified audio circuits.

Compliance

• UL 1480 (speaker appliances)
• UL 1971 (visible signaling)
• ULC S541
• ULC S526
• NFPA 72 compliant

Key features

• Dual-voltage 25/70.7 VRMS audio with field-selectable wattage taps
• Multi-tone selectable signaling and voice reproduction
• 24 VDC strobe with field-selectable candela settings
• SLS strobe synchronization across the circuit
• In/out wiring terminals for supervised circuits
• Low-profile housing matched to SL2 back boxes

The SL2 series is the current-generation Siemens notification platform for fire alarm and emergency communication, delivering clear voice intelligibility and high-output signaling across schools, healthcare, hospitality and commercial buildings. Appliances wire on the panel notification appliance circuits (NACs) and synchronize over the SLS protocol so horns, strobes and voice messages stay aligned throughout the protected premises.

Verify panel and device family compatibility before ordering.