# TLDR Review: Duracell CR123A Lithium Batteries

*Published: 2026-01-02 | Updated: 2026-01-02 | Source: https://shopsavvy.com/reviews-tldr/duracell-cr123a-lithium-batteries*

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## Product: Duracell CR123A Lithium Batteries
**Brand:** Duracell

## Pros
- Outperforms competitor brands like Energizer in motion detectors, lasting significantly longer (5+ months vs. 3 months)
- Exceptional battery life that justifies the cost, especially for critical applications like security systems and medical equipment
- Reliable performance in demanding devices like AED machines and motion detector systems without leaks
- Recommended by alarm company professionals as the superior choice for motion detector applications
- Pack of 12 provides ample supply for replacements and backup power needs
- Noticeably better quality and durability than generic or budget alternatives
- Consistently reliable for high-drain devices like motion sensors and high-intensity flashlights
- Trusted brand name suitable for mission-critical equipment where failure isn't an option
- Good value for money when you factor in the extended lifespan compared to other brands

## Cons
- Only marginally longer-lasting than some generic alternatives, so premium pricing may not always justify the difference depending on your use case

## Bottom Line

The Duracell CR123A is a solid choice if you need reliable power for critical applications like home security systems, motion detectors, or medical equipment—users consistently report these batteries lasting 5+ months in motion detectors compared to just 3 months with Energizer. The 12-pack provides excellent backup supply, and security professionals specifically recommend these for motion sensor applications. While they're more expensive than budget options, the significantly longer lifespan makes them cost-effective in the long run, especially for devices where battery failure could be inconvenient or problematic.

## Pros vs Cons at a Glance

| Pros | Cons |
|------|------|
| Outperforms competitor brands like Energizer in motion detectors, lasting significantly longer (5+ months vs. 3 months) | Only marginally longer-lasting than some generic alternatives, so premium pricing may not always justify the difference depending on your use case |
| Exceptional battery life that justifies the cost, especially for critical applications like security systems and medical equipment |  |
| Reliable performance in demanding devices like AED machines and motion detector systems without leaks |  |
| Recommended by alarm company professionals as the superior choice for motion detector applications |  |
| Pack of 12 provides ample supply for replacements and backup power needs |  |
| Noticeably better quality and durability than generic or budget alternatives |  |
| Consistently reliable for high-drain devices like motion sensors and high-intensity flashlights |  |
| Trusted brand name suitable for mission-critical equipment where failure isn't an option |  |
| Good value for money when you factor in the extended lifespan compared to other brands |  |

## Current Prices

| Retailer | Price | Availability |
|----------|-------|-------------|
| BrookPad | $34.00  | Check |
| The BuildClub | $34.82  | Check |
| Lowes | $34.98  | Check |
| BuildClub | $38.74  | Check |
| Amazon | $43.23  | Check |
| TripleNetPricing.com | $52.34  | Check |
| Factory Hardware Store | $62.92  | Check |
| Sears | $62.92  | Check |
| zorotools.com | $83.08  | Check |

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*About this review: We pulled together findings from professional and user reviews, and cross-referenced them with ShopSavvy's pricing data from thousands of retailers to give you the short version.*