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Ul listed, 10-year limited warranty. Ionization sensing technology may detect invisible fire particles, associated with flaming fires, quickly and sound an 85dB alarm.

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.
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. 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.


Equipped with both a photoelectric and ionization sensor to quickly detect both fast burning, and smoldering fires, which alerts you with an 85-decibel alarm.

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.

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. 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.

Can connect to other compatible BRK or First Alert smoke detectors, to ensure all alarms will sound when smoke is detected. Easy-to-access battery drawer that allows you to replace the battery without dismounting the alarm.
Emits T3 pattern. 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. Note: a loose neutral white wire connection within the home junction box could prompt a device malfunction. Keep your family safe with this 6 pack of hardwired smoke alarms; the battery backup means constant monitoring, even if there's a power failure.

Product 2: ionization sensing technology - hardwired smoke detector senses invisible fire particles, 85 decibel alarm alerts of fire. Product 1: fire & co detector in 1 unit with alert modes, & voice alarm, LED lights, that states, "warning! Carbon Monoxide!", "Fire! Fire!", or "Low Battery!".
Product 1: ionization sensing technology - hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire. Product 1: test-hush feature - silences the unit for approximately 9 minutes; tamper-resistant technology deters removal of the unit from the wall or ceiling. Product 2: front-load battery door – For quick battery replacements.

User-friendly features - easy access front loading battery door. Temperature range: 40 degree Fahrenheit to 100 degree Fahrenheit. Battery backup provides protection in case of power failure.
Interconnectable with up to 24 devices of which 18 can be initiating including smoke, CO and heat alarms. Tamper resist locking feature deters alarm theft. Dust cover protects sensor from contaminates during construction reducing nuisance alarms. Fewer callbacks - large centrally located Test/Hush alarm control button.

1. Kidde
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Kidde Smoke Detector, Interconnect, Pack of 6, Hardwired Smoke Alarm with Battery Backup Included
#adKidde #ad - Package contains 6 Kidde smoke detectors. Large base makes mounting easy, while a front battery pull lets you activate the smoke alarm without removing it from the mounting bracket.Ul listed, 10-year limited warranty. Ionization sensing technology may detect invisible fire particles, associated with flaming fires, quickly and sound an 85dB alarm.
More information #ad
Whole home family protection - place 1 fire alarm on each level of your home & in your bedroom; maximum of 24 Kidde devices can be interconnected. Hardwired smoke detector with battery backup included ensures that you'll be alerted to a fire, even during a power outage.Brand | Kidde #ad |
Manufacturer | Kidde #ad |
Height | 5.6 Inches |
Length | 2.36 Inches |
Weight | 0.6 Pounds |
Width | 1.55 Inches |
Part Number | i12040 |
Model | I12040A |
Warranty | 10 year limited manufacturer |
More information #ad
2. FIRST ALERT
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First Alert BRK SC7010BV-6 Hardwired Smoke and Carbon Monoxide CO Detector with Photoelectric Sensor, Pack of 6
#adFIRST ALERT #ad - Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected. Optipath 360 Technology. Rigorously tested to meet UL standards. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety.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.
More information #ad
Keep your family safe with this 6-pack of talking hardwired smoke and carbon monoxide alarms; they're 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. 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.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 2.38 Inches |
Length | 5.13 Inches |
Weight | 0.74 Pounds |
Width | 5.13 Inches |
Part Number | SC7010BVFF-6 |
Model | BRK SC7010BV-6 |
Warranty | 10 Year Limited |
More information #ad
3. FIRST ALERT
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6-Pack , First Alert BRK 7010BFF-6 Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup, White
#adFIRST ALERT #ad - Backed by 10-year limited and tested to meet UL 217 standards. Inter-connectable with BRK and First Alert hardwired smoke and Carbon monoxide alarms. Intuitive latching alarm indicator identifies which unit triggered alarm.More information #ad
85 decibel alarm. 6 pack of 120-volt hardwire smoke alarms with photoelectric sensor and battery backup. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. Features convenient 9 volt battery backup, silence/test button, dust cover, 85-decibel alarm.Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 16.5 Inches |
Length | 6 Inches |
Weight | 0.7 Pounds |
Width | 5 Inches |
Part Number | 7010BFF-6 |
Model | 7010BFF-6 |
More information #ad
4. FIRST ALERT
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White, 6-Pack , FIRST ALERT BRK 3120B-6 Hardwired Smoke Detector with Photoelectric and Ionization with Battery Backup
#adFIRST ALERT #ad - Keep your family safe with this 6-pack of hardwired smoke alarms; The battery backup means constant monitoring, even if there's a power failure. To ensure complete protection make sure to place 1 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, which alerts you with an 85-decibel alarm.
More information #ad
Simple to use, with a single test/silence button and side-load battery compartment; Included mounting bracket makes installation easy. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. Equipped with optipath 360 technology that enhances detection with 360-degree access, and reliably detects smoke.Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 2.4 Inches |
Length | 5.7 Inches |
Weight | 0.7 Pounds |
Width | 5.7 Inches |
Part Number | 3120BFF-6 |
Model | BRK 3120B-6 |
More information #ad
5. 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
#adFirst Alert / BRK Brands, Inc. #ad - Compatible with 406 g-6, 4480 pad, 4518 adc, 484 pg-40, 4618 fadc, 5700 adh, and 499 Firex alarms. Compatible with sc9120b, 9120-series, 5919, 2002rac, hd6135fb, 4120-series, 7010-series, sc6120b, and RM3 First Alert or BRK alarms.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.
More information #ad
Ideal for retrofitting jobs, package dimensions 1. 85 x 8. 39 x 5. 24 inches, individual unit dimensions are 3 x 1 x 1 inches. Includes 12 smoke alarm adapter plugs. Refer to the pdf attached below in Technical Specification for User Manual for compatible models and brands.Brand | First Alert / BRK Brands, Inc. #ad |
Manufacturer | First Alert / BRK Brands, Inc. #ad |
Height | 5.24 Inches |
Length | 1.85 Inches |
Weight | 0.26 Pounds |
Width | 8.39 Inches |
Part Number | ADF-12 |
Model | ADF-12 |
More information #ad
6. FIRST ALERT
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White, First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector CO with Battery Backup. 6-Pack
#adFIRST ALERT #ad - Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected. Features an electrochemical Carbon Monoxide sensing technology as well as an ionization sensor that detects the fine particles of a fast-burning fire.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.
More information #ad
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. Keep your family safe with this 6-pack of hardwired smoke and carbon monoxide alarms; The battery backup means constant monitoring, even if there's a power failure. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. 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.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 2.2 Inches |
Length | 5.6 Inches |
Weight | 0.7 Pounds |
Width | 5.6 Inches |
Part Number | SC9120BFF-6 |
Model | BRK SC9120B-6 |
More information #ad
7. FIRST ALERT
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Hardwired Alarm with Battery Backup, 6-Pack, First Alert 9120B Smoke Detector
#adFIRST ALERT #ad - To ensure complete protection make sure to place one on each level of your home and in each bedroom. Equipped with an ionization sensor, this smoke alarm reliably detects smoke from fast flaming fires and alerts you with an 85 decibel alarm. 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 smoke detectors, to ensure all alarms will sound when smoke is detected. Easy-to-access battery drawer that allows you to replace the battery without dismounting the alarm.
More information #ad
Rigorously tested to meet UL standards. 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. Emits T3 pattern. 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. Note: a loose neutral white wire connection within the home junction box could prompt a device malfunction. Keep your family safe with this 6 pack of hardwired smoke alarms; the battery backup means constant monitoring, even if there's a power failure.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 5.6 Inches |
Length | 5.6 Inches |
Width | 1.9 Inches |
Part Number | 9120B6CP |
Model | BRK9120b |
Warranty | 10 year |
More information #ad
8. Kidde
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Interconnect Combination Smoke & CO Alarm, Test-Silence Button, Hardwired, Kidde Smoke & Carbon Monoxide Detector, Voice Alert & Smoke Detector, Hardwired Smoke Alarm with Battery Backup, Pack of 6
#adKidde #ad - Product 2: test/hush button – it’s simple to test or hush false alarms by pressing the button right on the face of the device. Product 2: still works during power failures - smoke alarm with battery backup operates on a 120V power source with 9V battery included.Product 2: ionization sensing technology - hardwired smoke detector senses invisible fire particles, 85 decibel alarm alerts of fire. Product 1: fire & co detector in 1 unit with alert modes, & voice alarm, LED lights, that states, "warning! Carbon Monoxide!", "Fire! Fire!", or "Low Battery!".
More information #ad
Product 1: protects during a power failure - combo smoke and CO detector operates on a 120VAC power source with 2-AA battery backup. Product 1: ionization sensing technology - hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire. Product 1: test-hush feature - silences the unit for approximately 9 minutes; tamper-resistant technology deters removal of the unit from the wall or ceiling. Product 2: front-load battery door – For quick battery replacements.
Brand | Kidde #ad |
More information #ad
9. Kidde
#ad
Kidde i4618AC Hardwire Smoke Alarm, 4 Pack
#adKidde #ad - Pre-stripped wiring harness with easy off cap does not require stripper tool. Large mounting base makes mounting easier, protects surface paint from dirt and covers imperfections. Tinned strands increase conductivity and wire nut grip.User-friendly features - easy access front loading battery door. Temperature range: 40 degree Fahrenheit to 100 degree Fahrenheit. Battery backup provides protection in case of power failure.
More information #ad
See user’s guide for complete instructions. Alarm memory flashes red led indicating which unit was the initiating alarm in interconnected system. Easy installation - front battery pull tab allows battery activation without removing alarm from mounting bracket. Interconnectable with up to 24 devices of which 18 can be initiating including smoke, CO and heat alarms. Tamper resist locking feature deters alarm theft. Dust cover protects sensor from contaminates during construction reducing nuisance alarms. Fewer callbacks - large centrally located Test/Hush alarm control button.
Brand | Kidde #ad |
Manufacturer | Kidde #ad |
Part Number | 748427903060 |
Model | i4618AC |
More information #ad
10. Kidde
#ad
Hardwired Smoke Alarm with Battery Backup, Test-Silence Button, Kidde Smoke Detector, Front-Load Battery Door
#adKidde #ad - Ul certified, 10-year limited warranty. Ionization sensing technology - hardwired smoke detector senses invisible fire particles, 85 decibel alarm alerts of fire. Still works during power failures - smoke alarm with battery backup operates on a 120V power source with 9V battery included.More information #ad
Easy to install & front-load battery door makes for quick battery replacements. Test-hush button - it’s simple to test or hush false alarms by pressing the button right on the face of the device.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 6 Inches |
Length | 6 Inches |
Weight | 0.5 Pounds |
Width | 2 Inches |
Part Number | 21029730 |
Model | i12060A |
Warranty | 5 Year Limited |
More information #ad