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5 bestCigarette Smoke Detector Home Depotof September 2025

112M consumers helped this year.

14% off

1

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

First Alert

9.9

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10% off

2

First Alert SCO5RVA Battery Operated Combination Carbon Monoxide and Smoke Alarm
First Alert SCO5RVA Battery Operated Combination Carbon Monoxide and Smoke Alarm

First Alert

9.8

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3

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

First Alert

9.5

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4

Google Nest Protect - Smoke Alarm - Smoke Detector and Carbon Monoxide Detector - Wired, White
Google Nest Protect - Smoke Alarm - Smoke Detector and Carbon Monoxide Detector - Wired, White

Google

9.2

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5

First Alert Hardwired Wireless Smoke Alarm with Photoelectric Sensor and Battery Backup, SA521CN-3ST
First Alert Hardwired Wireless Smoke Alarm with Photoelectric Sensor and Battery Backup, SA521CN-3ST

First Alert

8.9

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