Gentex S 120VAC Smoke Alarm

The Gentex S is a 120VAC smoke alarm for dwelling unit fire protection applications, using multi-criteria smoke sensing with photoelectric light scattering technology. It includes 9V battery backup, tandem interconnect support, an 85 dBA horn, front-loading battery access, and separate LED indicators for sensing status and AC power. Key Specifications: Type: 120VAC smoke alarm with battery backup Core Function(s): Detects smoke and provides local audible evacuation signaling Loop/Protocol: Gentex tandem interconnect Power: 120VAC, 60 Hz; 0.055 amps operating current; 9V alkaline battery backup Indicators/UI: Red LED pulses every 16 seconds; green LED indicates AC power; push-button self test and functional test Alarm Output: 85 dBA at 10 feet; Temporal 3 evacuation pattern for smoke alarm Sensing: Multi-criteria smoke sensing with photoelectric light scattering technology; nominal 2.5 percent obscuration sensitivity Operating Range: 40 F to 100 F Battery: 9V alkaline backup battery with low or missing battery indication Mounting: Adapts to standard junction boxes; includes quick-disconnect wiring harness Part Number: 917-0070-002 System Compatibility: Gentex tandem-capable S/C/SC/H Series alarm applications.