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Simplex 4010-9912 Serial DACT
System Sensor PC4W Horn Strobe Ceiling (Replaced by PC4WL)
2 Relays - AC fail and common trouble
Rechargeable and spill proof
Horn rated at 88+ dBA at 16 volts: The horn produces a loud and attention-grabbing sound
Napco GEM-SMK Wireless Smoke Detector GEC3-24WW (904-1315-002) Simplex 4010-9912 Serial DACTNapco GEM SMK Wireless Smoke Detector for Napco Systems Features Long 5 Year battery life Compact 5. 2" diameter; attractive decorator white Built in silence feature and test button Visual LED indicates alarm and standby Audible visual indicator for low battery and need for detector cleaning Proven Gemini wireless crystal controlled transmitter