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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 detectors, to ensure all alarms will sound when threat is detected. Features an electrochemical carbon monoxide sensing technology as well as an ionization sensor for smoke detection. 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.
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. 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.

Keep your family safer with this hardwired smoke and carbon monoxide alarm; The 10 year battery backup means constant monitoring for the life of the alarm even if there's a power failure, Single button test/silence. 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.
Simple to use, with a single test/silence button; Included 10 year lithium battery features a locked drawer to prevent tampering. 10-year limited warranty; equipped with end-of-life signal chirp, so you know when it’s time to replace the unit for safety. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety.


Separate smoke and co detects both dangers and eliminates the need for two separate alarms. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety.

A loud 85 decibel alarm sounds when Carbon Monoxide, and Smoke levels begin to rise. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety.
Complies with all current 10 year legislation in U. 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. Features a sleek, low profile design to blend more fully into the wall and out of sight. States/cities where required.

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.
Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected. In case of danger, the loud spread spectrum alarm is designed to be heard easily by even those with some hearing issues. 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.


Equipped with an ionization sensor, this smoke alarm reliably detects smoke from fast-flaming fires and alerts you with an 85-decibel alarm. Keep your family safer with this hardwired smoke and carbon monoxide alarm; the 10-year battery backup means constant monitoring for the life of the alarm even if there's a power failure.
1. FIRST ALERT
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1 pack , FIRST ALERT BRK SC9120FF Hardwired Smoke and Carbon Monoxide CO Detector with Battery Backup, White
#adFIRST ALERT #ad - Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. 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.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.
More information #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. Rigorously tested to meet UL standards. 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 for smoke detection. 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.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 1.9 Inches |
Length | 5.6 Inches |
Weight | 0.25 Pounds |
Width | 5.6 Inches |
Part Number | SC9120B |
Model | SC9120B |
Warranty | 10 Year Limited |
More information #ad
2. FIRST ALERT
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First Alert BRK SC-9120B Hardwired Smoke and Carbon Monoxide CO Detector with Battery Backup
#adFIRST ALERT #ad - Simple to use silence/test button; separate smoke and CO latching alarm indicators. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety.More information #ad
Inter-connectable with BRK and First Alert hardwired smoke and carbon monoxide alarms. Superior carbon monoxide sensor and dual ionization smoke alarm. 9-volt battery included; 10-year limited warranty. Easy to install universal mount bracket.Brand | FIRST ALERT #ad |
Manufacturer | BRK Brands #ad |
Height | 5.69 Inches |
Length | 5.59 Inches |
Weight | 0.65 Pounds |
Width | 2.25 Inches |
Part Number | SC9120B |
Model | SC9120B |
More information #ad
3. FIRST ALERT
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White, FIRST ALERT BRK SC7010BV Hardwired Talking Photoelectric Smoke and Carbon Monoxide CO Detector
#adFIRST ALERT #ad - Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. The 85-decibel alarm provides a clear, loud warning upon detection. Rigorously tested to meet UL standards. 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.
More information #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. 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. 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.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert / BRK Brands, Inc. #ad |
Height | 5.13 Inches |
Length | 5.13 Inches |
Weight | 0.7 Pounds |
Width | 2.38 Inches |
Part Number | SC7010BV |
Model | SC7010BV |
Warranty | 10 year |
More information #ad
4. FIRST ALERT
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First Alert BRK SC9120LBL Hardwired Smoke and Carbon Monoxide CO Detector with 10 Year Sealed Battery Backup , White
#adFIRST ALERT #ad - Features an electrochemical carbon monoxide sensing technology as well as intelligent smoke sensing technology to reduce nuisance alarms; Keyhole slots in the mounting bracket eliminate the need to remove the electrical box screws for installation.Keep your family safer with this hardwired smoke and carbon monoxide alarm; The 10 year battery backup means constant monitoring for the life of the alarm even if there's a power failure, Single button test/silence. 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.
More information #ad
Rigorously tested to meet UL standards, Emits T3 pattern. 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. Simple to use, with a single test/silence button; Included 10 year lithium battery features a locked drawer to prevent tampering. 10-year limited warranty; equipped with end-of-life signal chirp, so you know when it’s time to replace the unit for safety. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 5.69 Inches |
Length | 5.59 Inches |
Weight | 0.68 Pounds |
Width | 2.25 Inches |
Part Number | SC9120LBL |
Model | BRK SC9120LBL |
Warranty | 7 |
More information #ad
5. FIRST ALERT
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SCO500B-3, First Alert Wireless Interconnected Photoelectric Smoke and Carbon Monoxide Combo Alarm with Voice and Location
#adFIRST ALERT #ad - One button silences a false alarm and tests the unit. Voice alarm gives clear indication of where the problem is located. Connects multiple alarms together for wireless safety network.More information #ad
Features photoelectric smoke sensor and electrochemical CO sensor. Battery-operated smoke and carbon monoxide alarm.Brand | FIRST ALERT #ad |
Manufacturer | BRK Brands #ad |
Height | 9 Inches |
Length | 10.75 Inches |
Width | 7.13 Inches |
Part Number | 1042870 |
Model | 1042870 |
Warranty | 7-YEAR LIMITED WARRANTY |
More information #ad
6. FIRST ALERT
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White, First Alert BRK SCO2B Smoke and Carbon Monoxide CO Detector with 9V Battery
#adFIRST ALERT #ad - Electrochemical CO Sensor is the most accurate technology available. Latching alarm indicator Remembers Which Unit Initiated an Alarm. Electrochemical co sensor is the most accurate technology available.Separate smoke and co detects both dangers and eliminates the need for two separate alarms. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety.
More information #ad
Latching alarm indicator remembers which unit initiated an alarm. Separate smoke and CO detects both dangers and eliminates the need for two separate alarms. End of life signal provides Audible Notice When Alarm Needs to be Replaced. It can ship within the US except New York and California. Two locking features Pins Lock Battery Drawer and/or Alarm to Base.Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 2 Inches |
Length | 5.6 Inches |
Weight | 0.59 Pounds |
Width | 5.6 Inches |
Part Number | SC02B |
Model | SCO2B |
Warranty | 7 Year Limited Warranty |
More information #ad
7. First Alert
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First Alert BRK PRC710 Smoke and Carbon Monoxide Alarm with Built-In 10-Year Battery , White
#adFirst Alert #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.A loud 85 decibel alarm sounds when Carbon Monoxide, and Smoke levels begin to rise. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety.
More information #ad
S. 10-year limited ; equipped with end-of-life signal chirp, so you know when it’s time to replace the unit for your safety the date printed on the item is the manufacturing date, not the expiration date. Complies with all current 10 year legislation in U. 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. Features a sleek, low profile design to blend more fully into the wall and out of sight. States/cities where required.
Brand | First Alert #ad |
Manufacturer | First Alert #ad |
Height | 1.13 Inches |
Length | 5.67 Inches |
Weight | 1.4 Pounds |
Width | 5.67 Inches |
Part Number | PRC710 |
Model | PRC710 |
More information #ad
8. FIRST ALERT
#ad
First Alert BRK SC7010B Hardwired Smoke and Carbon Monoxide CO Detector with Battery Backup , White
#adFIRST ALERT #ad - Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. 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.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.
More information #ad
Rigorously tested to meet UL standards. 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. Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected. In case of danger, the loud spread spectrum alarm is designed to be heard easily by even those with some hearing issues. 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.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 2 Inches |
Length | 5 Inches |
Weight | 0.7 Pounds |
Width | 5 Inches |
Part Number | SC7010B |
Model | SC7010B |
Warranty | 7 Year Limited Warranty |
More information #ad
9. FIRST ALERT
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White, FIRST ALERT BRK CO5120BN Hardwired Carbon Monoxide CO Detector with Battery Backup
#adFIRST ALERT #ad - Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. Plastic. 120 volt hard wired carbon monoxide alarm wires directly into your home's electrical system.More information #ad
Imported. Easy to access battery drawer; 9 volt battery included. Microprocessor controlled to minimize false alarms. Can integrate with up to 18 compatible devices for extended coverage; Emits T3 Pattern. Electrochemical sensor accurately detects carbon monoxide.Brand | FIRST ALERT #ad |
Manufacturer | BRK Brands #ad |
Height | 5.72 Inches |
Length | 5.53 Inches |
Weight | 0.55 Pounds |
Width | 2.09 Inches |
Part Number | GID-601054 |
Model | CO5120BN |
Warranty | ------- |
More information #ad
10. FIRST ALERT
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FIRST ALERT BRK SC9120B Hardwired Smoke and Carbon Monoxide Detector with Battery Backup and FIRST ALERT BRK9120b6CP Smoke Detector Alarm | Hardwired with Backup Battery
#adFIRST ALERT #ad - Keep your family safe with this hardwired smoke alarm; the 10-year battery backup means constant monitoring for the life of the alarm, even if there's a power failure.Equipped with an ionization sensor, this smoke alarm reliably detects smoke from fast-flaming fires and alerts you with an 85-decibel alarm. Keep your family safer with this hardwired smoke and carbon monoxide alarm; the 10-year battery backup means constant monitoring for the life of the alarm even if there's a power failure.
More information #ad
Keyhole slots in the mounting bracket eliminate the need to remove the electrical box screws for installation. Features an electrochemical carbon monoxide sensing technology as well as intelligent smoke sensing technology to reduce nuisance alarms.Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Model | SC9120B |
More information #ad