Top 9 BRK 3120B Smoke Detector – Smoke Detectors & Fire Alarms

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1. FIRST ALERT

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First Alert BRK 3120B Hardwired Smoke Detector with Photoelectric Sensor and Ionized Alarm with Battery Backup

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FIRST ALERT #ad - A single button makes alarm easy to test monthly or silence during a false alarm. Photoelectric and ionization sensors provide comprehensive fire detection. Equipped with a dual photoelectric and ionization smoke sensor to quickly detect both fast burning and smoldering fires.

Hardwired alarm includes battery backup for power outages. Emits T3 Pattern. Optipath 360 patented technology provides 360 degrees of access to the smoke alarm. Temperature range:40°f 4°c to 100°F 38°C. Two latching features help indicate a low battery or the originating alarm in a system. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018.
BrandFIRST ALERT #ad
ManufacturerFirst Alert #ad
Height2.4 Inches
Length5.7 Inches
Weight0.9 Pounds
Width5.7 Inches
Part Number3120FF
Model3120FF
Warranty10 Year Limited

2. FIRST ALERT

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First Alert BRK SC9120B Hardwired Smoke Detector and Carbon Monoxide CO Detector with Battery Backup

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FIRST ALERT #ad - Features an electrochemical carbon monoxide sensing technology as well as an ionization sensor for smoke detection. Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85 decibel siren provides a clear, loud warning upon detection.

Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected. Rigorously tested to meet UL standards. Keep your family safe with this hardwired smoke and carbon monoxide alarm; The battery backup means constant monitoring, even if there's a power failure. Simple to use, with a single test/silence button, and side load battery compartment; Tamper resistant locking brackets and universal mounting brackets make installation easy.

Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018.
BrandFIRST ALERT #ad
ManufacturerFirst Alert #ad
Height1.9 Inches
Length5.6 Inches
Weight0.25 Pounds
Width5.6 Inches
Part NumberSC9120B
ModelSC9120B
Warranty7 Year Limited

3. FIRST ALERT

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First Alert BRK Brands 9120B Hardwired Smoke Alarm with Battery Backup 4 Pack

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FIRST ALERT #ad - Side load battery drawer. Latching alarm indication. Tamper resistant locking pins - Universal mounting bracket. Test/silence button. 120v ac with battery backup.
BrandFIRST ALERT #ad
ManufacturerBRK #ad
Part Numberna
Model9120B

4. FIRST ALERT

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Frustration-Free Packaging, SA320CN, Battery Powered, First Alert Dual-Sensor Smoke and Fire Alarm

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FIRST ALERT #ad - Loud 85 decibel siren sounds to alert you to danger. Help keep your family safe with this battery operated smoke alarm; It requires no rewiring for installation and provides continuous monitoring even if there's a power failure.

Equipped with both a photoelectric and ionization sensor to quickly detect both fast burning, and smoldering fires. First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert brand trust survey in February 2018. To ensure complete protection make sure to place one on each level of your home and in each bedroom. Single test/silence button lets you easily check alarm function and mute false alarms; Use Polaroid AA batteries for best results.
BrandFIRST ALERT #ad
ManufacturerFirst Alert #ad
Height2 Inches
Length5 Inches
Weight0 Pounds
Width5 Inches
Part NumberSA320CN
ModelSA320FF
Warranty10 Year Limited

5. FIRST ALERT

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First Alert BRK 3120B Hardwired Smoke Detector with Photoelectric and Ionization with Battery Backup

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FIRST ALERT #ad - Two silence Features. 2 aa batteries included; 10 Year Limited Warranty. Equipped with a dual photoelectric and ionization smoke sensor to quickly detect both fast-burning and smoldering fires. Two latching Features. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. Optipath 360 Technology. Dual photoelectric and Ionization sensing technologies for optimal sensing of smoke particles produced in both flaming and smoldering fires.
BrandFIRST ALERT #ad
ManufacturerFirst Alert #ad
Height2 Inches
Length5 Inches
Weight0.73 Pounds
Width5 Inches
Part Number3120B
Model3120B
Warranty10 Year Limited Warranty

6. FIRST ALERT

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First Alert BRK SC7010BV Hardwired Smoke and Carbon Monoxide CO Detector & BRK 3120B Hardwired Smoke Detector with Photoelectric Sensor and Ionized Alarm with Battery Backup

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FIRST ALERT #ad - Product 1: keep your family safe with this talking hardwired smoke and carbon monoxide alarm; it's equipped with voice and location, so you are alerted of the danger and where it originates from across your house. Product 2: photoelectric and ionization sensors provide comprehensive fire detection.

Product 1: tells you whether the danger is smoke or carbon monoxide and where the threat is among up to 11 pre programmed locations in your home. Product 2: hardwired alarm includes battery backup for power outages. Product 2: a single button makes alarm easy to test monthly or silence during a false alarm. Product 2: two latching features help indicate a low battery or the originating alarm in a system.

Temperature range:40°f 4°c to 100°F 38°C. Product 1: features electrochemical Carbon Monoxide sensing technology and photoelectric smoke sensor optimized to detect larger smoke particles produced by smoldering fires; helps minimize the number of false alarms. Product 1: can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected.
BrandFIRST ALERT #ad

7. BRK

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First Alert BRK 7010B Hardwire Smoke Alarm with Photoelectric Sensor and Battery Backup 3 Pack

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BRK #ad - Inter-connectable with BRK and First Alert hardwired smoke and carbon monoxide alarms. 120-volt hardwire smoke alarm with photoelectric sensor and battery backup. Features convenient 9 volt battery backup, dust cover, silence/test button, 85-decibel alarm. Backed by 10-year limited warranty and tested to meet UL 217 standards. Intuitive latching alarm indicator identifies which unit triggered alarm.
BrandBRK #ad
ManufacturerFirst Alert #ad
Part NumberBRK 7010B
Model7010B

8. FIRST ALERT

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First Alert Battery Operated Combination Smoke and Carbon Monoxide Alarm with Voice Location & BRK 3120B Hardwired Smoke Detector with Photoelectric Sensor and Ionized Alarm with Battery Backup

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FIRST ALERT #ad - Product 2: hardwired alarm includes battery backup for power outages. Product 1: features photoelectric smoke sensor and electrochemical CO sensor.

Product 2: two latching features help indicate a low battery or the originating alarm in a system. Product 1: connects multiple alarms together for wireless safety network. Product 1: battery operated smoke and carbon monoxide alarm can be installed easily. Product 2: photoelectric and ionization sensors provide comprehensive fire detection. Product 1: voice alarm gives clear indication of where the problem is located. Product 2: a single button makes alarm easy to test monthly or silence during a false alarm. Temperature range:40°f 4°c to 100°F 38°C.
BrandFIRST ALERT #ad

9. FIRST ALERT

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First Alert BRK 9120B Hardwired Smoke Alarm with Battery Backup 3

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FIRST ALERT #ad - Imported. Tamper resistant locking pins, single button silence test and loud 85dB alarm. 120-volt ac power with 9-Volt battery backup included to keep alarm functioning during power outage.
BrandFIRST ALERT #ad
ManufacturerFirst Alert #ad