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10 bestReplace Smoke Detectorsof February 2025

112M consumers helped this year.

1

First Alert CO615A Carbon Monoxide Plug-In Alarm with Battery Backup and Digital Display
First Alert CO615A Carbon Monoxide Plug-In Alarm with Battery Backup and Digital Display

First Alert

9.8

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2

First Alert PR700A Slim Series Battery Powered Photoelectric Smoke Alarm
First Alert PR700A Slim Series Battery Powered Photoelectric Smoke Alarm

First Alert

9.6

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3

Kidde Smoke Detector, Hardwired with Battery Backup & Interconnect, Battery Included
Kidde Smoke Detector, Hardwired with Battery Backup & Interconnect, Battery Included

Kidde

9.4

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4

Kidde I12040CA 120V AC (Hardwired) Ionization Smoke Alarm with 9V Battery Backup and Hush Button, White
Kidde I12040CA 120V AC (Hardwired) Ionization Smoke Alarm with 9V Battery Backup and Hush Button, White

Kidde

9.2

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6% off

5

First Alert 9120BA Hardwire Smoke Alarm w/ 9V Battery, Smoke Detector
First Alert 9120BA Hardwire Smoke Alarm w/ 9V Battery, Smoke Detector

First Alert

8.9

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Related productsUp to 26% off

First Alert Battery Operated Carbon Monoxide Alarm with Digital Display

First Alert Battery Operated Carbon Monoxide Alarm with Digital Display

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Photoelectric Smoke Detector and Smoke Alarm Battery Operated, UL Listed Sensor Fire Alarms with Test Button for Home Depot Hotel School, 10 Year Smoke Detector 3 Pack

Photoelectric Smoke Detector and Smoke Alarm Battery Operated, UL Listed Sensor Fire Alarms with Test Button for Home Depot Hotel School, 10 Year Smoke Detector 3 Pack

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Ecoey Smoke Detector, Smoke Alarm with Advanced Photoelectric Technology, Fire Alarm Smoke Detector with Test Button and Low Battery Reminder, Fire Alarm Used in Bedroom, Home, FJ138, 1 Pack

Ecoey Smoke Detector, Smoke Alarm with Advanced Photoelectric Technology, Fire Alarm Smoke Detector with Test Button and Low Battery Reminder, Fire Alarm Used in Bedroom, Home, FJ138, 1 Pack

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X-Sense 10 Year Battery (Not Hardwired) Smoke and Carbon Monoxide Detector with Display, Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards, SC01

X-Sense 10 Year Battery (Not Hardwired) Smoke and Carbon Monoxide Detector with Display, Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards, SC01

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8% off

6

FIRST ALERT Smoke and CO Alarm, SC7010BA, White
FIRST ALERT Smoke and CO Alarm, SC7010BA, White

First Alert

8.7

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12% off

7

First Alert CO400A Battery Powered Carbon Monoxide Alarm
First Alert CO400A Battery Powered Carbon Monoxide Alarm

First Alert

8.4

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8

Kidde P3010CU Photoelectric Smoke & Carbon Monoxide Alarm with Voice Warning System
Kidde P3010CU Photoelectric Smoke & Carbon Monoxide Alarm with Voice Warning System

Kidde

8.2

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9

SOLARY Smoke Machine Automotive Leak Detector- 12V Vacuum EVAP Smoke Tester Diagnostic Test Tool for Cars
SOLARY Smoke Machine Automotive Leak Detector- 12V Vacuum EVAP Smoke Tester Diagnostic Test Tool for Cars

Solary

7.9

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7% off

10

First Alert Hardwired Wireless Interconnect Smoke Alarm
First Alert Hardwired Wireless Interconnect Smoke Alarm

First Alert

7.6

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