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The Best Kidde Smoke Alarm Model I12040A of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best Kidde Smoke Alarm Model I12040A of 2022. Check our ranking below.

2,213 Reviews Scanned

SaleRank No. #1
Kidde Smoke Detector, Hardwired Smoke Alarm with 9-Volt Battery Backup, Test-Reset Button, Interconnect Capability, 1 Count (Pack of 1), White
  • Ionization sensor technology senses invisible fire particles, while a electrochemical sensor detects CO gas
  • Smoke alarm operates on a 120V wired power source with a 9-Volt alkaline battery backup
  • An 85-decibel alarm sounds & a red LED indicates the smoke detector is sensing smoke or fire
  • Test-Hush button makes it easy to test the smoke detector and silence false alarms that occur from cooking or shower steam
  • Interconnection capability: allows you to connect up to 18 Kidde smoke, heat, or CO alarms, with the possibly it interconnect 6 strobe lights or relay modules
Rank No. #2
Kidde i12040 120V AC Wire-In Smoke Alarm with Battery Backup and Smart Hush
  • 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.
  • Fewer callbacks - One button design for easy operation and less confusion. Operates Hush and alarm test. Battery run down protection will shut down alarm memory when AC power is not present, reducing low battery chirp. Dust cover protects sensor from contaminates during construction reducing nuisance alarms.
  • User-friendly features - Tamper resist locking feature deters alarm theft. Alarm memory flashes red LED indicating which unit was the initiating alarm in interconnected system.
  • Interconnectable - Connect up to 24 devices (of which 18 can be initiating) including smoke, CO and heat alarms. See user’s guide for complete instructions.
  • Battery backup - 9v battery backup (included).
SaleRank No. #3
Kidde Smoke Detector, Hardwired Smoke Alarm with Battery Backup, Front-Load Battery Door, Test-Silence Button, 1 Pack
  • 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
  • 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
  • Interconnectable with up to 24 devices (of which 18 can be initiating) including smoke, CO and heat alarms. See user’s guide for complete instructions
Rank No. #4
Kidde Hardwired Smoke Detector, 10-Year Battery Backup, Interconnectable, LED Warning Light Indicators
  • DETECTS SMOKE: Sounds a loud 85-decibel alarm when smoke is detected - 3 long beeps with red LED light flashing in time, repeating.
  • HARDWIRED & 10-YEAR BATTERY BACKUP: Operates on 120V AC wiring (installed in the ceiling). No battery changes for 10 years & saves up to $40 over the life of the detector.
  • ENHANCED SENSING TECHNOLOGY: Reduces false alarms often caused by cooking. Comprehensively tested to meet the latest UL standards, meets UL 217 9th Edition & FCC standards.
  • SELF-TESTING ALARM: Internal components ensure alarm is always operating as expected. Not a substitute for a manual push test, perform a button test once per week to verify alarm operation.
  • INTERCONNECT CAPABILITY: When one alarm sounds, they all sound, so you can get out faster. (Different models offer different interconnection options and requirements. See User Guide for more info.)
Rank No. #5
Kidde Smoke Detector, 9-Volt Battery Operated, Ionization Smoke Alarm, Battery Included
  • Basic ionization smoke alarm, affordable and simple to use to provide detection of dangerous smoke or fire
  • Powered by a 9V battery (included), the smoke alarm protects even when the power is out
  • Easy installation – this basic smoke detector requires no wiring
  • Green LED indicates power to the smoke detector
  • An 85-decibel alarm sounds & a red LED indicates the smoke detector is sensing smoke or fire
SaleRank No. #6
Kidde Smoke Detector, 10-Year Battery, LED Indicators, Replacement Alert, Test-Reset Button, 2 Pack
  • Ionization sensor technology senses invisible fire particles
  • Easy installation, no wiring needed: operates on a 10-year lithium battery, so it never needs replacing, plus detects during power failure
  • Green LED indicates power to the smoke detector
  • An 85-decibel alarm sounds & a red LED indicates the smoke detector is sensing smoke or fire
  • Tamper-resistant technology deters removal of the unit or battery
SaleRank No. #7
Kidde Hardwired Smoke & Carbon Monoxide Detector, 10-Year Battery Backup, Interconnectable LED Warning Light Indicators
  • 2-IN-1 DETECTION: Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective device.
  • HARDWIRED & 10-YEAR BATTERY BACKUP: Operates on 120V AC wiring (installed in the ceiling). No battery changes for 10 years & saves up to $40 over the life of the detector.
  • ENHANCED SENSING TECHNOLOGY: Reduces false smoke alarms often caused by cooking. Comprehensively tested to meet the latest UL standards, meets UL 217 9th Edition, UL 2034 4th Edition, & FCC standards.
  • INTERCONNECT CAPABILITY: When one alarm sounds, they all sound, so you can get out faster. (Different models offer different interconnection options and requirements. See User Guide for more info.)
  • SELF-TESTING ALARM: Internal components ensure alarm is always operating as expected. Not a substitute for a manual push test, perform a button test once per week to verify alarm operation.
Rank No. #8
Kidde Fire Sentry Smoke Detector, 9V Battery Powered Smoke Alarm, 4 Inch Compact Design
  • At only 4-inches in diameter, this is one of the smallest smoke detectors you can install in your home, RV, and mobile home
  • Basic ionization smoke alarm, affordable and simple to use to provide detection of dangerous smoke or fire
  • Operating on a 9-volt alkaline battery, the Kidde smoke alarm provides reliable detection of smoke or fire, even during power outages
  • Easy installation – this basic smoke detector requires no wiring
  • An 85-decibel alarm sounds & a red LED indicates the smoke detector is sensing smoke or fire
SaleRank No. #9
Kidde Hardwired Smoke Detector, AA Battery Backup, Interconnectable, LED Warning Light Indicators, 4 Pack
  • DETECTS SMOKE: Sounds a loud 85-decibel alarm when smoke is detected - 3 long beeps with red LED light flashing in time, repeating.
  • HARDWIRED & 2 AA BATTERY BACKUP (Included): Operates on 120V AC wiring (installed in the ceiling) with 2 AA alkaline batteries that provide battery backup coverage during power outages.
  • ENHANCED SENSING TECHNOLOGY: Reduces false alarms often caused by cooking. Comprehensively tested to meet the latest UL standards, meets UL 217 9th Edition & FCC standards.
  • SELF-TESTING ALARM: Internal components ensure alarm is always operating as expected. Not a substitute for a manual push test, perform a button test once per week to verify alarm operation.
  • INTERCONNECT CAPABILITY: When one alarm sounds, they all sound, so you can get out faster. (Different models offer different interconnection options and requirements. See User Guide for more info.)
Rank No. #10
Kidde 21026063 AC Hardwired Smoke Detector Alarm with 9V Back up and Front Load Battery Door, White
  • Ionization sensor technology senses invisible fire particles, associated with fast flaming fires
  • Smoke alarm operates on a 120V wired power source with a 9-Volt alkaline battery backup (included)
  • Front-loading battery door allows for easy change of the battery without removing the alarm from the mounting bracket
  • Test-Hush button makes it easy to test the smoke detector and silence false alarms that occur from cooking or shower steam
  • UL Listed with a 10-year limited warranty which begins when the alarm is powered on, if that date is unknown it should be assumed the alarm should be replaced.

Last update on 2025-03-18 / Affiliate links / Images from Amazon Product Advertising API

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