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10 bestSmoke Detector Battery Sizeof March 2025

112M consumers helped this year.

1

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

First Alert

9.8

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2

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

Kidde

9.6

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6% off

3

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

First Alert

9.4

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4

Combination Smoke and Carbon Monoxide Detector Alarm, 2-Pack Beeps Warning Smoke and CO Alarms for Basements Travel Home Office House Bedroom Living Room Car, Battery Operated, Comply with UL 217/2034
Combination Smoke and Carbon Monoxide Detector Alarm, 2-Pack Beeps Warning Smoke and CO Alarms for Basements Travel Home Office House Bedroom Living Room Car, Battery Operated, Comply with UL 217/2034

GLBSUNION

9.2

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12% off

5

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

First Alert

9.0

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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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Energizer 9V Alkaline Battery Retail Pack - 2-Pack

Energizer 9V Alkaline Battery Retail Pack - 2-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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6

First Alert Battery Operated Wireless Interconnect Smoke and Carbon Monoxide Alarm
First Alert Battery Operated Wireless Interconnect Smoke and Carbon Monoxide Alarm

First Alert

8.8

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7

Carbon Monoxide Detector,CO Alarm Detector with Digital Display and Sound Alarm for Home 2pcs
Carbon Monoxide Detector,CO Alarm Detector with Digital Display and Sound Alarm for Home 2pcs

Ledronco

8.5

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8

Duracell - Coppertop 9v Alkaline Batteries - 2 Count - Long Lasting, All-purpose 9 Volt Battery for Household and Business
Duracell - Coppertop 9v Alkaline Batteries - 2 Count - Long Lasting, All-purpose 9 Volt Battery for Household and Business

Duracell

8.2

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13% off

9

Energizer MAX 9V Batteries (2 Pack), 9 Volt Alkaline Batteries
Energizer MAX 9V Batteries (2 Pack), 9 Volt Alkaline Batteries

Energizer

8.0

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10

9V Maximum Power Dry Battery (10 Count)– Ultra Long-Lasting 9 Volt Carbon Zinc Battery, 3-Year Shelf Life, Leak-Proof 9V Battery for Smoke Detectors
9V Maximum Power Dry Battery (10 Count)– Ultra Long-Lasting 9 Volt Carbon Zinc Battery, 3-Year Shelf Life, Leak-Proof 9V Battery for Smoke Detectors

PKCELL

7.7

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