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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: 123 Write a review »

  0 of 0 people found the following review helpful:
 
Perfect shopping and shipping February 24, 2017
Reviewer: Chuck Hogue from West Memphis, AR United States  
I got a great deal on a smoke detector and it arrived faster than I expected.  Couldn't ask for more!

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  0 of 0 people found the following review helpful:
 
rewiew December 22, 2016
Reviewer: Lee Brock from Napa, CA United States  
Best price I found. Smoke alarms were sent promptly with no problems. Nice to deal with a place that's all they deal with is safety related products.

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  0 of 0 people found the following review helpful:
 
First Alert Smoke Detector December 19, 2016
Reviewer: Anonymous Person from San Clemente, CA United States  
Ordered  the detector one evening, it was shopped the next day and received it 2 days later. I was very happy with the prompt service

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  0 of 0 people found the following review helpful:
 
Better than Amazon December 13, 2016
Reviewer: Anonymous Person from Albany, CA United States  
Their prices are better than Amazon's.  Ordering and getting it was as good as Amazon Prime.  Seamless process makes this a much better buy.

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  0 of 0 people found the following review helpful:
 
First Alert 3120B Hardwired Photoelectric and Ioni November 30, 2016
Reviewer: Stephen Weddel from Longmont, CO United States  
delivered on time.  All working well.  Easy to replace old alarms with these.

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