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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: 43 Write a review »

  0 of 0 people found the following review helpful:
 
Excellent Product and Service October 20, 2014
Reviewer: BT from Carmel, IN United States  
It is so nice to have an expert in your corner and know that you are getting a good product. Excellent product for a reasonable price and shipping was fast. The entire process was so easy! I just looked at what the recommended, ordered it and put it in. Highly recommend!

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  0 of 0 people found the following review helpful:
 
First alert 3120 B October 18, 2014
Reviewer: Roger Tinti from Des Peres, MO United States  
Got it quick, hooked it up, seems to work fine. Will order more in a few months.

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  0 of 0 people found the following review helpful:
 
Very responsive, Informative website October 15, 2014
Reviewer: Pascal from Spring, TX United States  
I appreciate the guidance you give on your web site. Rather than simply sell, you educate your customer.
Good communication. Fulfill order as advertized. cannot ask for more.

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  0 of 0 people found the following review helpful:
 
Great Combo Smoke Alarm September 29, 2014
Reviewer: John from Collinsville, OK United States  
Compact, easy to install. Love the battery backup feature. Recommend this product.


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  0 of 0 people found the following review helpful:
 
First alert 3120B smoke alarm September 22, 2014
Reviewer: John Dilley from Carmel, IN United States  
Received all seven alarms in a timely manner. Installed all alarms without any surprises.
Highly recommend this smoke alarm.

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