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BRK Electronics

BRK SA520B AC/DC Interconnect Smoke Alarm

BRK SA520B AC/DC Interconnect Smoke Alarm

Regular price $42.99
Regular price $46.99 Sale price $42.99
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120V AC/DC BRK Wireless Interconnect Smoke Alarm-Bridge Unit

BRK SA520B (model SA520) is a wire-in, 120V AC 60Hz single and/or multiple station photoelectric smoke alarm specifically designed for residential and institutional applications including sleeping rooms of hospitals, hotels, motels, dormitories, and other multifamily dwellings as defined in standard NFPA 101. BRK SA520B has been fully tested and complies with, UL217, CSFM, NFPA 72, and NFPA 101 and other agencies that model their codes after the above agencies. It meets building codes where AC with battery backup smoke alarms with wireless interconnect and silence features are required and with model building codes published by the ICC.

  • 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
Spec Sheet

Spec Sheet

Alarm Dimensions 5.00”dia. x 2.00”H
Weight 9.3 oz
Operating Voltage  120V AC with battery backup (Two 1.5V AA Batteries)
Temp. Range 40°F (4°C) to 100°F (38°C)
Humidity Range 10% to 95% relative humidity (RH)
Audio Alarm 85dB at 10 feet
Wireless Frequency 915 MHz. FCC approved. Complies with Part 15 of the FCC Rules.
Test/Silence Electronically simulates smoke condition, causing the unit to alarm. Press and hold test/silence button
RF Linking Automatic with 65,000 security codes
Alarm Reset Automatic when smoke clears
Interconnections Up to 18 units, RF or hardwired (needs SA520B Bridge Unit), with smoke, carbon monoxide, heat alarms and relays. Maximum 12 smoke alarms.

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