First Alert ONELINK SA521CN Wireless Smoke Detector and Alarm (wire-in w/2AA backup)

Quantity Discounts Available (minimum 12 units of same model)

First Alert Onelink SA521CN Wireless Smoke Detector and Alarm communicates with other wireless alarms so when one alarm sounds they all sound. Replace one existing hardwired alarm with Onelink SA521CN and then add OneLink battery operated alarms elsewhere providing a whole-home safety network!

Many newer homes have interconnected smoke alarms, but may not have an alarm in every room as recommended by the National Fire Protection Association. The ONELINK Wireless AC Powered Smoke Alarm makes it easy to expand the coverage of a home's current interconnected system. Simply replace one interconnected smoke alarm with the ONELINK Wireless AC powered alarm. You can then install ONELINK Wireless Battery Powered Smoke Alarms in any additional rooms that need extra protection. The AC powered wireless alarm bridges your home's current interconnected system to the newly installed alarms, so that when one alarm goes off, all alarms will sound.

First Alert SA521CN Onelink Wireless Smoke Detector and Alarm (wire-in w/2AA backup) ONELINK: The earliest warning in an emergency, when seconds count. ONELINK integrated wireless alarms communicate with each other and sound together wherever they are located in your home, so you'll receive an earlier warning of potential danger. This is compared to stand-alone alarms which you may not easily hear if you are on the other side of your house or asleep. Interconnectivity - Without the Wires!

If you want the benefits of an integrated smoke and carbon monoxide alarm system, without the cost and hassle of retrofit wiring in your home, consider a ONELINK integrated wireless alarm system. ONELINK alarms communicate with each other wirelessly through integrated radio frequency. When one sounds, they all sound, providing a whole-home safety network!

• 120v AC hardwired - easily replace one existing hardwired alarm with Onelink SA521 and then add Onelink battery operated alarms to connect wireless alarms with hardwired alarms--when one sounds, they all sound
• Wireless integration gives effortless connectivity - wirelessly connect up to 18 Onelink alarms in your home and when one sounds, they all sound for increased whole-home protection
• Photoelectric smoke sensing - optimal protection from smoldering fires, plus...reduces False alarms like those caused by cooking fires and shower steam
• Mute button - mutes unnecessary alarms immediately. also tests alarm function with same button
• Eco-friendly - completely recyclable as an electronic device
• EZ access battery door - No need to remove alarm from ceiling to change battery
• Optional theft-prevention lock - protects the detector when activated, batteries and/or alarm cannot be removed without proper tools
• 2AA batteries included
• Loud 85db alarm
• 10-year limited warranty - smoke alarms should be replaced every 10 years for maximum protection
• Meets UL217 standard
• FCC compliant for wireless devices

PRODUCT MANUAL
Where To Place Smoke Alarms: One in every bedroom, and at least one on every level of the home.
Where To Place Carbon Monoxide Alarms: One on every level of the home and one in each sleeping area.