Quick Comparison
| Product | Best For | Est. Price | Rating |
|---|---|---|---|
| Panasonic CR123A | Best Overall | ~$20-35 | 4.7/5 |
| Streamlight CR123A | Best Budget | ~$15-25 | 4.6/5 |
| SureFire CR123A | Best Premium | ~$25-45 | 4.7/5 |
| Energizer CR123A | Best for Flashlights | ~$18-30 | 4.5/5 |
| Duracell CR123A | Best Compact | ~$12-22 | 4.6/5 |
Intro
The CR123A is one of the most versatile battery formats on the market. At just 34.5mm long and 17mm wide, it packs a 3V lithium punch that outlasts alkaline alternatives and performs reliably in extreme temperatures. Whether you’re stocking up for Arlo cameras, flashlights, smoke detectors, or emergency prep, you’ll want a brand you can trust.
The CR123A market is dominated by a handful of manufacturers, but quality varies more than the similar packaging suggests. Cheap off-brand cells underperform on capacity, struggle in cold weather, and sometimes leak. This guide focuses on the options that consistently deliver what they promise.
Top 5 Picks
1. Panasonic CR123A (12-pack). The benchmark CR123A. Made in Japan with a 10-year shelf life, consistent discharge curve, and wide temperature range (-40°C to +70°C). The go-to choice for security cameras and smoke detectors.
2. Energizer CR123A Lithium. Energizer’s lithium cells match Panasonic on shelf life and outperform on brand availability. Widely sold at hardware stores, making them easy to restock. Their bulk 12-packs offer competitive per-cell pricing.
3. Duracell Ultra CR123A. Duracell’s lithium line brings the familiar brand trust to the CR123A format. Perform reliably across the full temperature range and are a solid choice for anyone already buying Duracell for their other devices.
4. Surefire SF123A. SureFire’s own-brand cells are engineered alongside their flashlights and are the recommended choice for all SureFire tactical lights. Slightly premium priced but offer guaranteed compatibility and consistent high-current performance.
5. Amazon Basics CR123A Lithium (12-pack). For budget-conscious buyers who still want lithium performance, Amazon Basics delivers acceptable quality at a noticeably lower per-cell price. Best for lower-drain applications like remote controls and wireless sensors.
What to Look For
Lithium vs. alkaline. Always choose lithium for CR123A applications. Alkaline 3V cells in this format are rare and underperform significantly. Lithium cells handle temperature extremes, hold voltage longer, and last years on the shelf.
Shelf life. Look for cells with a 10-year shelf date stamped on the packaging. This is standard for Panasonic, Energizer, and SureFire. Shorter dates (5-7 years) are common with off-brand cells and signal lower quality raw materials.
Pack size economics. CR123A cells are rarely cheap individually. Buying 12-packs or larger brings the per-cell cost down significantly. If you run multiple cameras or flashlights, buy in bulk.
Temperature rating. If you live in a cold climate or use devices outdoors in winter, check the operating temperature spec. Premium lithium cells maintain output well below freezing; cheaper cells lose voltage noticeably at low temperatures.
Final Thoughts
For most buyers, Panasonic CR123A is the reliable default. widely available, genuinely rated for 10 years on the shelf, and consistent in real-world use. SureFire cells are worth the premium if you own SureFire lights. For casual use or budget stocking, Amazon Basics delivers lithium performance at a price that makes bulk buying easy.
Frequently asked questions
What devices use CR123A batteries?+
CR123A batteries power a wide range of devices including wireless security cameras (Arlo, Ring), tactical and everyday-carry flashlights, gun-mounted lights, smoke detectors, medical devices, and some older film cameras. Their compact size and 3V output make them versatile across both consumer and professional applications.
How long do CR123A batteries last on a shelf?+
Premium lithium CR123A batteries from brands like Panasonic and Energizer carry a 10-year shelf life. This makes them ideal for emergency kits, smoke detectors, and backup supplies where batteries sit unused for years before being needed.
Can I use any CR123A battery in my Arlo camera?+
Yes. Arlo cameras accept any standard CR123A battery. Arlo sells their own branded cells, but third-party options from Panasonic, Energizer, and Duracell work just as well and often cost less per cell when purchased in bulk packs.