10 Best Hard Wired Smoke Detectors
for May 2022

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1
9.9
SCORE
FIRST ALERT BRK SC9120B Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup, 1 pack

FIRST ALERT BRK SC9120B Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup

1 pack

by First Alert
What We like

Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety

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Product Features

  • 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)
  • Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected
  • 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
  • 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 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 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) Features an electrochemical carbon monoxide sensing technology as well as an ionization sensor for smoke detection. 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 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

2
9.6
SCORE
FIRST ALERT 9120B Hardwired Smoke Detector Alarm, 1 Pack, White

FIRST ALERT 9120B Hardwired Smoke Detector Alarm

1 Pack, White

by First Alert
What We like

Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety

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Product Features

  • Rigorously tested to meet UL standards120 volt AC power with 9V battery backup to keep alarm functioning during power outage
  • 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
  • Can connect to other compatible BRK or first alert smoke detectors, to ensure all alarms will sound when smoke is detected
  • Keep your family safe with this hardwired smoke alarm the battery backup means constant 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 Rigorously tested to meet ul standards120 volt ac power with 9v battery backup to keep alarm functioning during power outage 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 safe with this hardwired smoke 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 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) Can connect to other compatible brk or First Alert smoke detectors, to ensure all alarms will sound when smoke is detected

3
9.4
SCORE
FIRST ALERT BRK SC7010B Hardwired Smoke and Carbon Monoxide (CO) Detector with Photoelectric Sensor

FIRST ALERT BRK SC7010B Hardwired Smoke and Carbon Monoxide (CO) Detector with Photoelectric Sensor

by First Alert
What We like

In case of danger, the loud spread spectrum alarm is designed to be heard easily by even those with some hearing issues

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Product Features

  • 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
  • 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
  • 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
  • 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) 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 Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety 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 Rigorously tested to meet ul standards

4
9.2
SCORE
Kidde 21026063 AC Hardwired Smoke Detector Alarm with 9V Back up and Front Load Battery Door

Kidde 21026063 AC Hardwired Smoke Detector Alarm with 9V Back up and Front Load Battery Door

by Kidde Safety
What We like

User-friendly features - Easy access front loading battery door. 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. See users guide for complete instructions.

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Product Features

  • Alarm memory flashes red LED indicating which unit was the initiating alarm in interconnected system. Temperature range: 40 degree Fahrenheit to 100 degree Fahrenheit
  • Tamper resist locking feature deters alarm theft. Audio Alarm-85dB at 10feet
  • Fewer callbacks - Large centrally located Test/Hush alarm control button. Dust cover protects sensor from contaminates during construction reducing nuisance alarms.
  • Easy Installation - Front battery pull tab allows battery activation without removing alarm from mounting bracket. Large mounting base makes mounting easier, protects surface paint from dirt and covers imperfections. Pre-stripped wiring harness with easy off cap does not require stripper tool. Tinned strands increase conductivity and wire nut grip.

Tamper resist locking feature deters alarm theft. audio alarm-85db at 10feet Fewer callbacks - large centrally located test/hush alarm control button. dust cover protects sensor from contaminates during construction reducing nuisance alarms. Alarm memory flashes red led indicating which unit was the initiating alarm in interconnected system. temperature range: 40 degree fahrenheit to 100 degree fahrenheit Easy installation - front battery pull tab allows battery activation without removing alarm from mounting bracket. large mounting base makes mounting easier, protects surface paint from dirt and covers imperfections. pre-stripped wiring harness with easy off cap does not require stripper tool. tinned strands increase conductivity and wire nut grip.

5
8.8
SCORE
First Alert BRK 7010B Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup

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

by BRK Brands
What We like

Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety

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Product Features

  • 120 volt hardwire smoke alarm with photoelectric sensor and battery backup
  • Features convenient 9 volt battery backup, silence/test button, dust cover, 85 decibel alarm
  • 85 decibel alarm
  • Inter connectable with BRK and first alert hardwired smoke and carbon monoxide alarms

Features convenient 9 volt battery backup, silence/test button, dust cover, 85 decibel alarm Inter connectable with brk and first alert hardwired smoke and carbon monoxide alarms 120 volt hardwire smoke alarm with photoelectric sensor and battery backup 85 decibel alarm

6
8.6
SCORE
First Alert BRK SC9120LBL Hardwired Smoke and Carbon Monoxide (CO) Detector with 10 Year Sealed Battery Backup

First Alert BRK SC9120LBL Hardwired Smoke and Carbon Monoxide (CO) Detector with 10 Year Sealed Battery Backup

by First Alert
What We like

Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety

more infoarrow_drop_down

Product Features

  • Rigorously tested to meet UL standards, Emits T3 pattern
  • 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
  • Simple to use, with a single test/silence button; Included 10 year lithium battery features a locked drawer to prevent tampering
  • 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 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

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 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 Simple to use, with a single test/silence button; included 10 year lithium battery features a locked drawer to prevent tampering 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) 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

7
8.3
SCORE
Kidde - 21006407 AC Hardwired Operated Carbon Monoxide Detector Alarm with Digital Display | Model KN-COP-IC

Kidde - 21006407 AC Hardwired Operated Carbon Monoxide Detector Alarm with Digital Display

Model KN-COP-IC

by Kidde
What We like

Kiddes carbon monoxide alarms meet the requirements of Underwriters Laboratories (UL), an independent facility that tests products for compliance with widely-accepted safety standards

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Product Features

  • Digital display, displays the level of carbon monoxide the unit is sensing
  • Tamper resist locking pin helps deter alarm tampering and theft
  • Battery pull tab eliminates battery installation time and keeps the battery fresh
  • Peak level memory displays the highest CO concentration measured since the last reset

Battery pull tab eliminates battery installation time and keeps the battery fresh Tamper resist locking pin helps deter alarm tampering and theft Digital display, displays the level of carbon monoxide the unit is sensing Peak level memory displays the highest co concentration measured since the last reset

8
8.3
SCORE
Kidde KN-COSM-IBA Hardwire Combination Smoke Carbon Monoxide Detector Battery Backup Voice Warning Interconnectable

Kidde KN-COSM-IBA Hardwire Combination Smoke Carbon Monoxide Detector Battery Backup Voice Warning Interconnectable

by Kidde
What We like

Ionization Sensor Technology-Ideal for detecting fast flaming and other types of fires, est Button Functions: Tests the unit for proper operation - Peak Level memory - Resets the Carbon Monoxide alarm

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Product Features

  • Green LED-Illuminates to indicate the unit is receiving AC power. Flashes once every 60 seconds to indicate battery only mode. Flashes once per second during alarm to indicate initiating alarm. Flashes once every 16 seconds to indicate smoke or CO previously detected. Flashes every 2 seconds while the alarm is in HUSHTM mode
  • Humidity range: 10%-95% relative humidity, non-condensing. Battery Lockout System-The battery door will not close unless the batteries are properly installed, Alarm Tamper Resist-Helps deter from tampering and theft, Adjustable Mounting Bracket-Makes installation fast and easy. Works with existing smoke and combination smoke and CO mounting brackets.
  • Meets safety standards set by Underwriters Laboratories (UL) and interconnects with other KN-COSM-IBA models
  • 120V AC, All Kidde brand hard wired smoke alarms are interconnectable with the KN-COSM-IBA
  • Test-reset button tests alarm circuitry and triggers the voice announcement

Combined carbon monoxide and smoke alarm, a single unit can be installed where previously two were needed Red led-when a dangerous level of smoke or carbon monoxide is detected the red led will flash. if the unit malfunctions, the red led will flash and the unit will chirp every 30 seconds 120v ac, all Kidde brand hard wired smoke alarms are interconnectable with the kn-cosm-iba Green led-illuminates to indicate the unit is receiving ac power. flashes once every 60 seconds to indicate battery only mode. flashes once per second during alarm to indicate initiating alarm. flashes once every 16 seconds to indicate smoke or co previously detected. flashes every 2 seconds while the alarm is in hushtm mode Peak level memory-announces carbon monoxide previously detected if alarm has detected a co level of 100ppm or higher since it was last reset, hushtm feature-silences nuisance alarms for approximately 9 minutes. (smoke must be present before hushtm is activated) Talking alarm announces the hazard type detected, helping to speed up reaction time Humidity range: 10%-95% relative humidity, non-condensing. battery lockout system-the battery door will not close unless the batteries are properly installed, alarm tamper resist-helps deter from tampering and theft, adjustable mounting bracket-makes installation fast and easy. works with existing smoke and combination smoke and co mounting brackets. Smart interconnect-interconnects up to 24 Kidde devices (of which 18 can be initiating), battery backup (2-aa batteries included)-provides protection during power outages. front loading battery door-replace the backup batteries without disconnecting from mounting bracket Battery safeguard ensures the unit cannot be accidentally mounted without batteries Test-reset button tests alarm circuitry and triggers the voice announcement

9
8.3
SCORE
Kidde i12060A AC DC Hardwired Smoke Alarm Ionization Battery Backup

Kidde i12060A AC DC Hardwired Smoke Alarm Ionization Battery Backup

by Kidde
What We like

Front battery pull tab allows battery activation without removing alarm from mounting bracket. Large mounting base makes mounting easier, protects surface paint from dirt and covers imperfections. Pre-stripped wiring harness with easyoff cap does not require stripper tool.

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Product Features

  • Front battery door makes replacing the battery easy for anyone.
  • 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.

Interconnectable with up to 24 devices (of which 18 can be initiating including smoke, co and heat alarms. Battery backup provides protection in case of power failure Front battery door makes replacing the battery easy for anyone.

10
8.2
SCORE
Kidde 21026043 Battery-Operated (Not Hardwired) Combination Smoke/Carbon Monoxide Alarm with Voice Warning KN-COSM-BA

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

by Kidde Safety
What We like

Battery - Provides protection even during power outages when many fire and carbon monoxide incidents occur. 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. Note: The date printed on the item is manufacturing date, not the expiration date. Refer to the PDF attached below in the technical specification for manual.

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Product Features

  • Combined Carbon Monoxide and Smoke Alarm A single unit can be installed where previously, 2 were needed. Reduces installation time and helps to keep home dcor attractive.
  • Voice Announcements - Hush Feature temporarily silences nuisance alarms with Hush Mode Activated and Hush Mode Cancelled voice announcement. 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: 40F (4.4C) to 100F (37.8C). Voltage (volts): 4.5
  • Voice Alarm Announces the hazard type detected thereby helping to speed up the correct reaction to the hazard detected. Alarm announces Fire when a smoke or fire hazard is detected and announces Warning, Carbon Monoxide when a CO hazard is detected
  • Audio alarm: 85 dB at 10 feet. Test/Reset Button and LEDs Tests alarm circuitry and triggers the voice announcement. Flashing green for normal operation and flashing red for alarm condition. Humidity Range: 10 percent to 95 percent relative humidity non-condensing

Audio alarm: 85 db at 10 feet. test/reset button and leds tests alarm circuitry and triggers the voice announcement. flashing green for normal operation and flashing red for alarm condition. humidity range: 10 percent to 95 percent relative humidity non-condensing Voice announcements - hush feature temporarily silences nuisance alarms with hush mode activated and hush mode cancelled voice announcement. 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: 40f (4.4c) to 100f (37.8c). voltage (volts): 4.5 Combined carbon monoxide and smoke alarm a single unit can be installed where previously, 2 were needed. reduces installation time and helps to keep home dcor attractive. Voice alarm announces the hazard type detected thereby helping to speed up the correct reaction to the hazard detected. alarm announces fire when a smoke or fire hazard is detected and announces warning, carbon monoxide when a co hazard is detected

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