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  First Alert 3120B Hardwired Photoelectric and Ionization Combo Smoke Alarm with battery Backup
First Alert 3120B Hardwired Photoelectric and Ionization Combo Smoke Alarm with battery Backup


 


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Description
 
The BRK First Alert 3120B is a dual sensing detection unit that utilizes both photoelectric and ionization sensors to detect a multitude of smoke types. The BRK First Alert 3120B photoelectric sensor is designed to identify larger smoke particles usually associated with smoldering flames, while the ionization sensor will detect fast flaming fires. The BRK First Alert 3120B will provide detection quickly and will serve as you first line of defense.  This state-of-the-art device has several indicators based on its recent activity; a alarm latch which exposes to identify that it is the imitating alarm (if interconnected to other devices), as well as a battery latch which will be exposed when a new battery is needed. The backup batteries (2 x AA) inside the BRK 3120B will provide additional power if needed during power loss.
The First Alert BRK 3120B meets all requires of UL217, CSFM, NFPA 72, HUD, FHA and other agencies requiring an AC/DC Hardwired photoelectric and ionization combination smoke alarm. In addition, the First Alert BRK 3120B incorporates BRK’s patented OptiPath technology designed to maximize effectiveness when mounted against a wall, or on a ceiling. The OptiPath technology allows for 360 degrees of detection.

SPECS:
Utilizes both ionization and photoelectric smoke sensors for maximum protection
Two Latching Features - Alarm Latch and Low Battery Latch
Two Silence Features - Alarm Silence and Low Battery Silence
Two AA Battery Backup
Optipath 360 Technology
10-Years Limited Warranty
Model # 3120B
Weight 9.5 oz
Dimension 5.0" dia x 2.0"H
Operating Voltage 120V AC 60Hz w/ two 1.5V AA battery backup
Operating Current 0.07 amps (standby/alarm)
Temperature Range 40°F (4°C) to 100°F (38°C)
Humidity Range 10% to 90% relative humidity (RH)
Audio Alarm 85dB at 10 feet
Test/Silence Electronically simulates smoke condition, causing the unit to alarm Press and hold test/silence button
Alarm Reset Automatic when smoke clears
Interconnections Up to 18 units of First Alert or BRK Smoke, CO and Heat Alarms. Maximum of 12 smoke alarms. See user's manual for details.
Smoke Sensor Photoelectric and Ionization
Indicator Lights/Sounds
AC Power: Constant Green LED
DC Power: Intermittent Green LED
Local Alarm: Red LED flashes rapidly
Remote Alarm: Red LED out.
Alarm Latch: LED flashes red 2 sec on, 2 sec off after local alarm stops
Low Battery Latch: LED flashes green 2 sec on, 2 sec off


Average Rating: 5 of 5 | Total Reviews: 86 Write a review »

  0 of 0 people found the following review helpful:
 
First Alert 3120B July 2, 2015
Reviewer: Anonymous Person from Alamogordo, NM United States  
Best pricing and sipped very quickly free.

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  0 of 0 people found the following review helpful:
 
dual smoke alarms April 28, 2015
Reviewer: Robert Watson from Gambrills, MD United States  
I got exactly what I ordered in a very timely manner.  I installed them without incident and they are working just fine.

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  0 of 0 people found the following review helpful:
 
First Alert 3120b Hardwired smoke alarm April 28, 2015
Reviewer: Joel Ferretti from San Luis Obispo, CA United States  
Smoke Alert had the best price I could find and they shipped real fast! Thank you!

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  0 of 0 people found the following review helpful:
 
As expected April 27, 2015
Reviewer: Brian D from Alexandria, VA United States  
Item came in great shape as I bring my house up to code.  Although I still have not installed yet.  Presume they will work great when everything gets squared away, need to paint the ceiling prior to installing.

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  0 of 0 people found the following review helpful:
 
Excellent Product April 22, 2015
Reviewer: STEVEN LOHREY from HEISKELL, TN United States  
The recommended product, price with free shipping, and service were all excellent! I will tell others about Smoke Alert!

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