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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: 159 Write a review »

  0 of 0 people found the following review helpful:
 
Smoke detector October 16, 2017
Reviewer: Anonymous Person from Tulsa, OK United States  
Great price and speedy delivery!

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  0 of 0 people found the following review helpful:
 
Good Price and delivery October 7, 2017
Reviewer: Vern from WACONIA, MN United States  
It appears to have everything I was looking for, you hope you never need it but if you do, you hope it works

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  0 of 0 people found the following review helpful:
 
Great product delivered quickly October 4, 2017
Reviewer: Anonymous Person from Winooski, VT United States  
We have all first alert smoke alarms in our house and are very happy with them.  The product was shipped quickly and in excellent condition.

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  0 of 0 people found the following review helpful:
 
Good place to buy dual smoke alarm October 2, 2017
Reviewer: SK from San Jose, CA United States  
This was the place with the lowest price for this type of smoke alarms.  It came quickly.

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  0 of 0 people found the following review helpful:
 
good service September 23, 2017
Reviewer: Anonymous Person from Newton, MA United States  
Shipment and delivery were prompt and complete; much appreciated.

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