The SA521CN(SA520B) is a Hardwired/Wireless/Photoelectric smoke detector. With the First Alert SA521CN(SA520) you can easily connect the alarm to a network of other smoke alarms through its wireless connection as well as the hardwiring. It works as a bridge unit to connect your existing hardwired alarms and expand with other Onleink Wireless alarms. This 120V AC system can replace any standard fire alarm that is hardwired. You can then expand on your existing hardwired network by Wireless link to any of the other Wireless Interconnect Smoke or CO alarms.
» BRK Wireless Interconnect enabled alarm
» Bridge Unit – Wireless Photoelectric Hardwired Smoke Alarm
» 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
» Add additional OneLink alarms and hardwired alarms. Links all alarms together for a complete system.
» Hardwired interconnect and 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
» 10-Year Limited Warranty
To view a video detailing the setup and wireless connect of these alarms, please click HERE.
To view a detailed Specification Sheet for this alarm, click HERE.