***THIS ALARM HAS BEEN DISCONTINUED – ONCE STOCK IS SOLD OUT, PLEASE PURCHASE THE SMCO500V INSTEAD.***
This is a direct replacement for the SA511B alarm!
This First Alert SM500V (1046774) is a Battery operated Photoelectric smoke detector with Wireless Interconnect. This alarm will wirelessly interconnect with other alarms in the same series (SCO500B, SA520B, CO511B, SA511B as well as SMCO500V). If you need to link together a hardwired system with these Wireless Interconnect alarms, you will need to get the SA521CN(SA520B) to use as a bridge unit.
First Alert Wireless Interconnect allows alarm interconnection without hardwiring. When one alarm activates, all alarms will be activated. You can easily link alarms together with the press of a button (see video below). The Photoelectric smoke sensor reduces nuisance alarms from cooking smoke or shower steam. Easy access battery drawer: no need to remove alarm from ceiling to change battery. 10-year limited warranty. Meets UL standards.
Interconnect Battery-Operated Smoke Alarm with Voice Alerts
- Early Warning Wireless Interconnect. When one alarm sounds, all compatible* alarms sound without having to rewire the structure.
- Voice Warning with Location, voice tells what the danger is and its location.
- Replaceable AA batteries included.
- Test/Silence Button, temporarily silence or test the alarm with one-touch, easy access button.
SM500V (1046774) Specifications:
Wireless Interconnect enabled alarm
Exclusive! Voice alarm with programmable location. Programmable with up to eleven locations.
Single button test/silence
Two silence features – can silence the low-battery chirp for up to eight hours or temporarily silence an unwanted nuisance alarm
RF Interconnect: reliable and secure radio frequency communication between alarms. 915 MHz frequency with 65,000 security codes and 3 channel frequency hopping.
Optipath 360 TechnologyTM – patented technology provides 360 degrees of direct access to the smoke sensor.
Perfect Mount – allows for easy alignment of alarm
Spread Spectrum Horn Tone – Lower and varying frequency makes it easier for the elderly with normal aged related hearing loss to hear the horn.
Latching Features: Alarm Latch – remembers which unit initiated an alarm. Low Battery Latch: Visually indentifies unit in low battery condition.
10-Years Limited Warranty
Model # SA511B
Weight 8.3 oz
Operating Voltage Two 1.5V AA Batteries
Humidity Range 10% to 90% relative humidity (RH)
Smoke Sensor Photoelectric
Listing ETL to UL 217 standard, 8th Edition Standard












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