Below is the table which shows the top 6 best batteries for smoke detectors 2018. Each and every batteries for smoke detectors is chosen by our specialist reviewers.

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# 1 - Energizer E522 Max 9v Alkaline Battery Exp. 12/22 Or Later - 4 Count

Now the alkaline battery you count on every day to power your smoke detectors and alarm clocks is even better. Our 9V batteries hold their power so you can be assured you'll always havge power you can rely on, whether you're helping to keep your family safe from fire or carbon monoxide or just wanting to start the day on time. Features:4pcs. 9V BatteryUp to 5-year shelf lifeAlkaline technologyBest for everyday electronicsPowerSeal Technology is the Energizer innovation that delivers energy you can rely on


  • 4pcs. 9V Battery Bulk Packaging
  • Up to 5-year shelf life
  • Alkaline technology
  • Best for everyday electronics
  • PowerSeal Technology is the Energizer innovation that delivers energy you can rely on


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# 2 - Energizer E522 Max 9v Alkaline Battery Exp. 12/22 Or Later - 8 Count

Now the alkaline battery you count on every day to power your smoke detectors and alarm clocks is even better. Our 9V batteries hold their power so you can be assured you'll always havge power you can rely on, whether you're helping to keep your family safe from fire or carbon monoxide or just wanting to start the day on time. Features:8pcs. 9V BatteryUp to 5-year shelf lifeAlkaline technologyBest for everyday electronicsPowerSeal Technology is the Energizer innovation that delivers energy you can rely on


  • 8pcs. 9V Battery
  • Up to 5-year shelf life
  • Alkaline technology
  • Best for everyday electronics
  • PowerSeal Technology is the Energizer innovation that delivers energy you can rely on


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# 3 - Pkcell 6f22 Mn1604 9v Battery For Smoke Detectors (4pc)

Dry battery Zinc Chloride Battery 6F22 9V Model: 6F22 Size: 9V Jacket: PVC/Metal 6F22 battery Compliance: CE ROHS Capacity: 80ohm,24h/d, 240minutes Chemistry: Zinc chloride


  • 6F22 Mn1604 Zinc chloride Battery
  • Also Known Am Mn1604
  • Capacity: 80ohm,24h/d, 140minutes Height: 1.91 inch Diameter: 0.69 inch
  • Life time :3 years
  • Application: smoke detector,multimeter,alarm system, remote control toys, wireless doorbell,wireless microphone, wireless headset and other products.


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# 4 - 2 Pack 9v 6f22 Super Heavy Duty Batteries For Smoke Detectors

Dry battery Zinc Chloride Battery 6F22 9V Model: 6F22 Size: 9V Jacket: PVC/Metal 6F22 battery Compliance: CE ROHS Capacity: 80ohm,24h/d, 140minutes Chemistry: Zinc chloride Height: 48.5mm Diameter: 17.5mm Shelf Life: 3 years Application for: MP3, Walkman, Toys and so on.


  • Dry battery Zinc Chloride Battery 9V 6F22 Battery
  • Jacket: PVC/Metal
  • Chemistry: Zinc chloride
  • Life time : 3 years
  • Application for: Smoke Detector,Alarm System,wireless doorbell,wireless headset, Toys and so on.


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# 5 - 9v 1200mah Lithium Battery For Smoke Detectors Pack Of 4

Brand Name: PKCELL Model Number: ER9V Battery Type: LiSOCl2 Nominal Voltage: 10.8V Size: 9V  Diameter:48.8×17.8×27.5mm Max Discharge Current Continuous :50mA Max Discharge Current Pulse:100mA Nominal Capacity: 1.2Ah Operate temperature: -55+85 Weight: 46g Long shelf life: at least 10 years


  • Model:ER 9V 1200mAH Lithium Non-Rechargeable Battery
  • Diameter:48.8×17.8×27.5mm
  • Up to 10-year backup battery in ac-powered Smoke detectors
  • Low self-discharge rate (less than 1% per year at 25°C).
  • Applications: smoke detectors,remote control toys, smoke alarms, wireless microphones, multimeter and other electronic instrumentation products