Overview
Smoke alarms help provide an early warning in the event of an emergency. First Alert has been protecting homes and families since 1958 and is proud to offer a variety of reliable and easy installation options for home smoke detectors.
Product Specifications
- Application
- Wireless Interconnect Smoke Alarm Bridge Unit
- Dimensions (in.)
- 5.0 in dia. x 2.0 in H
- Includes
- Hardwire Adaptor Plug
- Comments
- Interconnects with up to 18 smoke, CO, heat alarms and relays. Total of 12 Smoke alarms maximum.
- Approvals, Underwriters Laboratories Inc.
- Listed to UL217 Standard|WiFi 915 MHz. FCC approved. Complies with Part 15 of the FCC Rules.
- Operating Humidity Range (% RH)
- 10% to 95% Relative Humidity (RH)
- Sensor
- Photoelectric
- Voltage
- 120V AC 60 Hz
- Operating Temperature Range (F)
- 40 °F to 100 °F
- Operating Temperature Range (C)
- 4 °C to 38 °C
- Weight (oz)
- 9.3 oz
- Communications
- Reliable and secure radio frequency communication between alarms. 915 MHz frequency with 65,000 security codes and 3 channel frequency hopping|2-way communication format that sends, receives and re-sends the alarm signals providing a more reliable network
- Color
- White
- Current
- AC|DC
- Model
- SA520
- Warranty
- 10 Years Limited
- Type
- Smoke Alarm
- Battery Backup
- Two 1.5 V AA batteries
- Sensor Information
- Smoke particles of varying number and size are produced in all fires. For maximum protection, use both ionization and photoelectric sensing technologies. Ionization alarms are generally more sensitive to fast flaming fires and photoelectric alarms are generally more sensitive to smoldering fires.
- Backup Battery Type
- Alkaline
- Alert Type
- Sound: 85dB at 10 feet
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