Top 10 3120B Smoke Detector – Smoke Detectors & Fire Alarms

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1. FIRST ALERT

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

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FIRST ALERT #ad - Two latching features help indicate a low battery or the originating alarm in a system. 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.

Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. Emits T3 Pattern. Equipped with a dual photoelectric and ionization smoke sensor to quickly detect both fast burning and smoldering fires. Photoelectric and ionization sensors provide comprehensive fire detection. A single button makes alarm easy to test monthly or silence during a false alarm. Hardwired alarm includes battery backup for power outages. Temperature range: 40°f 4°c to 100°F 38°C. Optipath 360 patented technology provides 360 degrees of access to the smoke alarm.
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 3120B Hardwired Smoke Detector with Photoelectric and Ionization with Battery Backup

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

3. FIRST ALERT

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

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FIRST ALERT #ad - 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.

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. To ensure complete protection make sure to place one on each level of your home and in each bedroom. Equipped with both a photoelectric and ionization sensor to quickly detect both fast burning, and smoldering fires. 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
ModelSA320CN
Warranty10 Year Limited

4. FIRST ALERT

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White, First Alert BRK 7010B Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup

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FIRST ALERT #ad - Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. Inter connectable with BRK and first alert hardwired smoke and carbon monoxide alarms. 120 volt hardwire smoke alarm with photoelectric sensor and battery backup. Backed by 10 year limited warranty and tested to meet UL 217 standards. Intuitive latching alarm indicator identifies which unit triggered alarm. Features convenient 9 volt battery backup, silence/test button, dust cover, 85 decibel alarm.85 decibel alarm.
BrandFIRST ALERT #ad
ManufacturerBRK Brands #ad
Height5.13 Inches
Length5.13 Inches
Weight0.8 Pounds
Width5.13 Inches
Part Number7010B
Model7010B

5. FIRST ALERT

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First Alert 0827B Ionization Smoke Alarm with 10-Year Sealed Tamper-Proof Battery

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FIRST ALERT #ad - No battery changes for the Life of the Alarm; 3V Lithium Power Cell Included. 10-year limited warranty. Alarm also features loud 85-decibel alarm, a single test/silence button, easy mounting bracket, and an end-of-life signal so you know when to replace the unit.

Same features as sa340cn and SA340B but adds Sealed Battery Technology. Perfect mount allows for easy alignment of alarm. Complies with all current 10-year legislation in U. S. States/cities where required. To ensure complete protection make sure to place one on each level of your home and in each bedroom. Ionization Sensor. 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.

Alarm features an ionization sensor for smoke detection, which is effective in recognizing smoke from flaming fires such as paper and grease fires. Battery-operated unit provides continuous monitoring even if there's a power failure: Plus, it's easy to install.
BrandFIRST ALERT #ad
ManufacturerFirst Alert #ad
Height5.6 Inches
Length5.6 Inches
Weight0.01 Pounds
Width2 Inches
Part NumberFBA_0827B
Model0827B
Warranty-------

6. FIRST ALERT

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First Alert BRK SC7010B Hardwired Smoke and Carbon Monoxide CO Detector with Battery Backup

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FIRST ALERT #ad - Features electrochemical carbon monoxide sensing technology as well as a photoelectric sensor equipped with Optipath 360 technology that enhances detection with 360 degree access and reliably detects smoke from 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. In case of danger, the loud spread spectrum alarm is designed to be heard easily by even those with some hearing issues. Rigorously tested to meet UL standards. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety.

Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected. 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. 10 year limited warranty; equipped with end of life signal chirp, so you know when it's time to replace the unit for your safety.
BrandFIRST ALERT #ad
ManufacturerFirst Alert #ad
Height2 Inches
Length5 Inches
Weight0.7 Pounds
Width5 Inches
Part NumberSC7010B
ModelSC7010B
Warranty7 Year Limited Warranty

7. FIRST ALERT

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Battery Operated, First Alert SA511CN2-3ST Wireless Interconnected Smoke Alarm with Voice Location, 2 Pack

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FIRST ALERT #ad - 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. Battery powered alarm requires no rewiring for installation and provides continued monitoring even if there's a power failure; use with Polaroid AA batteries for best results.

Voice alarm with 11 programmable locations tells you where the danger is so you can choose the best evacuation route; Loud, 85-decibel siren sounds to alert you to danger. Equipped with photoelectric smoke sensor optimized to detect larger smoke particles produced by smoldering fires; Helps minimize the number of false alarms.

Wirelessly connect upto 18 first alert enabled alarms for the maximum in whole home protection; includes test/silence button, low battery warning, end of life timer. Help keep your family safe with these battery operated smoke alarms that wirelessly interconnect with each other and other First Alert enabled alarms so that all sound when one is activated, creating a home safety network; comes in a pack of 2 alarms.
BrandFIRST ALERT #ad
ManufacturerFirst Alert #ad
Height0 Inches
Length0 Inches
Weight0.65 Pounds
Width0 Inches
Part NumberSA511CN2-3ST
ModelSA511CN2-3ST
Warranty10 year

8. First Alert / BRK Brands, Inc.

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First Alert BRK ADF-12 BRK Smoke Alarm Adapter Plug for Firex Hardwire Smoke Alarms, Pack of 12

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First Alert / BRK Brands, Inc. #ad - Ideal for retrofitting jobs. Easily replace hardwired Firex smoke alarms with First Alert or BRK smoke alarms. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. Compatible with sc9120b, 4120-series, sc6120b, 9120-series, 5919, hd6135fb, 7010-series, 2002RAC, and RM3 First Alert or BRK alarms. Includes 12 smoke alarm adapter plugs. Refer to the pdf attached below in Technical Specification for User Manual for compatible models and brands. Compatible with 406 g-6, 4480 pad, 4618 fadc, 484 pg-40, 5700 ADH, 4518 adc, and 499 Firex alarms.
BrandFirst Alert / BRK Brands, Inc. #ad
ManufacturerFirst Alert / BRK Brands, Inc. #ad
Height1 Inches
Length3 Inches
Weight0.5 Pounds
Width1 Inches
Part NumberADF-12
ModelADF-12

9. FIRST ALERT

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First Alert BRK SC7010BV Hardwired Talking Photoelectric Smoke and Carbon Monoxide CO Detector

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FIRST ALERT #ad - Note: kindly refer to the user manual provided as a PDF manual in the product description section. Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected. 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. Tells you whether the danger is smoke or carbon monoxide and where the threat is among up to 11 preprogrammed locations in your home. 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.

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. 10 year limited warranty; equipped with end of life signal chirp, so you know when it's time to replace the unit for your safety. Rigorously tested to meet UL standards.
BrandFIRST ALERT #ad
ManufacturerFirst Alert / BRK Brands, Inc. #ad
Height5.13 Inches
Length5.13 Inches
Weight0.7 Pounds
Width2.38 Inches
Part NumberSC7010BV
ModelSC7010BV
Warranty10 year

10. Kidde

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White, Kidde 21026043 Battery-Operated Not Hardwired Combination Smoke/Carbon Monoxide Alarm with Voice Warning KN-COSM-BA

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Kidde #ad - Test/reset button and leds – tests alarm circuitry and triggers the voice announcement. The unit warns of a low battery condition by announcing “low battery” and by initiating an alarm chirp and activating a flashing red LED.

The battery door will not close unless the batteries are properly installed. Battery - provides protection even during power outages when many fire and carbon monoxide incidents occur. Combined carbon monoxide and smoke alarm – A single unit can be installed where previously, 2 were needed. Audio alarm: 85 db at 10 feet. Voltage volts: 4. 5. Voice announcements - hush feature temporarily silences nuisance alarms with “hush mode activated” and “hush mode cancelled” voice announcement.

Alarm announces “fire” when a smoke or fire hazard is detected and announces “Warning, Carbon Monoxide” when a CO hazard is detected. If the alarm had detected a co level of 100 ppm or higher, the unit will announce “Carbon Monoxide Previously Detected” to warn of the CO incident, when the Test/ Reset button is pressed. Temperature range: 40˚F 4. 4˚c to 100˚f 37. 8˚c.
BrandKidde #ad
ManufacturerKidde Safety #ad
Height5.6 Inches
Length1.8 Inches
Weight0.8 Pounds
Width5.6 Inches
Part Number21026043
Model21026043
Warranty5-year limited warranty