TLDR Review: Energizer CR123A Batteries
Published: November 20th, 2024
Pros
- •Lonasting performance compared to cheap alternatives
- •Ideal for old 35mm film cameras
- •Reliable and trustworthy brand
- •Effective for replacing batteries in window sensors
- •The 123 and 123A batteries are interchangeable and fit in the same slots
- •Distinguishing appearance from lower voltage batteries
Cons
- •Expensive compared to alternatives
- •Does not fit all CR123A applications, despite being advertised as a compatible size
- •Batteries do not last the advertised 10 years; failed within 5 years
- •Concerns about reliability for smoke detector use
- •Batteries and flashlight heated up excessively during use
- •User expected higher quality from this brand based on previous experience
Bottom Line
If you’re looking for a dependable battery for your old 35mm film camera or certain sensors, the Energizer 123 Lithium Photo Batteries can do the job. However, they're not the most budget-friendly, and issues with sizing and overheating might make you want to look elsewhere, especially for sensitive devices like smoke detectors. Consider the advertised longevity with a grain of salt and weigh these factors before splurging on this premium option.
Lowest at Amazon
$11.18 at AmazonLowest at any Popular Retailer
$10.98 at GameStopWhere to Buy
Prices last updated: August 21st 2025 4:02 am
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