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These days, rechargeable Cr123 batteries are a popular power source for compact electronics and firearms. Our comparison of the top options examines their capacity, voltage stability, and charging compatibility to help you choose the right batteries for your gear.

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Kratax 16340 RCR123A Lithium-Ion Batteries

These rechargeable CR123A batteries pack five times the punch of NiMH alternatives while charging in a fraction of the time. At just 0.3 pounds, the compact 4-pack delivers reliable power with integrated fault and heat protection for your Arlo or Reolink camera. Each rechargeable Kratax battery replaces 500 disposable CR123A cells, making these a sustainable choice for powering up your security cameras.

EBL CR123A Batteries

These sturdy lithium-ion batteries pack a powerful 800mAh punch and boast a whopping 1200-charge cycle lifespan – that's 3 times longer than alkaline alternatives. Recharging is a breeze with the included USB cable, delivering a full charge in just 2 hours. The built-in LED indicator keeps an eye on your power levels while the batteries stay surprisingly compact at just 4 inches long.

Trustfire 16340/CR123A Rechargeable Li-ion Battery

These rechargeable batteries pack a healthy 880mAh punch, delivering reliable power at 3.7V. TrustFire's CR123A-alternatives feature robust protection against overcharge and deep discharge, keeping your gear running smoothly. At just 36mm long, these compact cells won't take up much room in your gear stash.

EBL 12-Pack CR123 Rechargeable Batteries

These rechargeable CR123 batteries give your security cameras a second wind when the power starts to dip. With a hefty 800mAh capacity and up to 1200 charge cycles, they're built to last through countless power outages. At just 35mm long, they slip easily into Arlo camera mounts, keeping your setup sleek and practical.

Vapcell T6 16340 CR123A Rechargeable Battery

This 16340 battery combines a generous 650mAh capacity with a reliable 6A discharge rating, making it a solid choice for devices that demand a bit more power than standard batteries can deliver. The white-wrapped button-top design matches many popular electronic devices, while the 3.7V nominal voltage keeps things simple for most users. The unprotected design and 2.5V cut-off voltage are standard for this chemistry, ensuring safety without unnecessary complexity.

Pale Blue Earth CR123A USB-C Rechargeable Batteries

These rechargeable CR123A batteries pack a serious performance punch, outlasting single-use alternatives by a long shot. The ability to charge four at once via USB-C makes them incredibly convenient, and each pack can prevent 1,000 disposable batteries from ending up in landfills - that's a pretty impressive sustainability win. Users have raved about their dependable power delivery in camera and flashlight setups, with many reporting lasting performance that matches or exceeds alkaline batteries.

CR123A Rechargeable Batteries

These rechargeable batteries are specifically designed for Arlo wireless security cameras, providing reliable power with their 800mAh capacity. The built-in protection features ensure safe charging and long-term performance, while the compact charger can handle multiple batteries with its eight-slot design and USB-powered setup.

RCR123A Rechargeable Batteries

These rechargeable batteries have the power to bring your camera back to life, and their simple design means you can have them charging and ready in no time. The 10-pack comes with everything you need for both the batteries and the charger, making it easy to stock up for whenever you're out shooting.

Surefire 123A Rechargeable Batteries

Compatible with SureFire devices and other electronic equipment, these rechargeable batteries offer a reliable backup power solution with a 450 mAh capacity and 3.2V output. The included smart charger can fully recharge two batteries in just three hours, providing convenient power management for your gear. With up to 1000 cycle life and 80% capacity retention, they deliver cost-effective replacement for disposable CR123A batteries while meeting the voltage requirements of modern lighting and electronic tools.

Power2000 CR123A 8-Pack Rechargeable Batteries & Charger Kit

The Power2000 kit includes eight CR123A batteries with 2,000-cycle lifespan, four independent charging bays, and USB-powered convenience. Built-in protections ensure safe use, though some users report issues with initial charging and battery performance. The adaptable charger works with worldwide input, making it a versatile addition to any power setup.

Weltool UB-123A 3.0V USB Rechargeable Lithium Battery

The UB-123A from Weltool matches the voltage and size of CR123A batteries while offering reusable reliability through 300 charge cycles. At just 18.5 grams and 34.9 millimeters long, this lithium-ion unit features overheat, overcharge, over-discharge, and short-circuit protection while delivering 750 millihertz of capacity. The USB-rechargeable cell includes a status indicator and proves particularly useful for applications needing exact CR123A dimensions and performance.

Insten CR123A Rechargeable Lithium-ion Battery

These rechargeable batteries offer solid performance for electronic devices, particularly when you're looking to cut costs compared to disposable alternatives. They've proven reliable in security cameras and flashlights, though some users have noted minor compatibility issues with certain equipment. The included charger is straightforward and safe to use, making it a practical choice for anyone wanting to reduce their battery expenses.

Pale Blue Earth CR123 Rechargeable Batteries

These rechargeable lithium-ion batteries pack a powerful performance punch that outclasses standard alkaline options. The USB-C charging system makes it a breeze to top up your batteries, and the compact design means you can store four powerful replacements in a flash.

Buyer's Guide

Rechargeable Cr123 batteries offer a compelling alternative to their non-rechargeable counterparts, combining the reliable performance of Cr123 cells with the cost-effectiveness of rechargeability. Understanding key aspects of these batteries will help you make an informed choice about whether they're right for your needs.

Size and Compatibility

Cr123 batteries power many modern devices including flashlights and cameras. Before choosing a rechargeable Cr123 battery, verify your equipment's compatibility. While the standard size fits most devices, battery diameter and height can vary between manufacturers, so precise measurement is essential.

Capacity and Lifespan

The capacity rating directly affects how long a battery will power your device. Typical rechargeable Cr123 batteries range from 1100 to 1300mAh, matching the capacity of similar non-rechargeable cells. Lifespan varies by usage frequency and maintenance quality, with proper care extending usable cycles from 300 to over 1000 charges.

Charging Requirements

Not all chargers are created equal when it comes to Cr123 batteries. Look for chargers specifically designed for these cells, as general-purpose Li-ion chargers may not provide the precise voltage and current control needed to maintain cell health. Cyclic charging capability and overcharging protection are crucial safety features.

Storage and Maintenance

Proper storage extends both the life and performance of rechargeable Cr123 batteries. Keep them charged between 40% and 80% for optimal longevity, and store them in a cool, dry place away from direct sunlight. Regularly checking and topping off their charge helps prevent deep discharges that can degrade cell capacity.

FAQ

What is a Cr123 battery?

A Cr123 battery, officially designated as 3V CR123A, is a lithium coin cell battery widely used in small electronic devices, photography equipment, and backup power applications. These batteries deliver reliable power with long shelf life and consistent performance.

Rechargeable Cr123 batteries are designed to replace the commonly used primary CR123A batteries, offering multiple charge cycles while maintaining similar performance characteristics.

What are the advantages of rechargeable Cr123 batteries?

The primary benefits of rechargeable Cr123 batteries include reduced waste through elimination of single-use replacements, lower long-term costs due to multiple charging cycles, and the environmental advantage of decreased battery waste.

These batteries maintain the consistent voltage and power delivery expected from lithium cells, ensuring reliable performance in critical applications where voltage drop can affect functionality.

What devices can use rechargeable Cr123 batteries?

Rechargeable Cr123 batteries are suitable for a wide range of portable electronic devices, including digital cameras, flashlights, GPS units, hearing aids, and remote controls. They are particularly popular in photography equipment and personal electronics where small, reliable power sources are required.

These batteries are compatible with most devices that use CR123A chemistry, making them a viable upgrade option for existing equipment. However, always verify compatibility with specific devices before purchasing.

How long do rechargeable Cr123 batteries last?

Rechargeable Cr123 batteries typically maintain 80-90% of their original capacity after 300-500 charge cycles, depending on the brand and charging method used. The effective lifespan between charges varies based on usage frequency and storage conditions.

When properly maintained, these batteries can last up to 5 years in storage with minimal self-discharge, making them a cost-effective and environmentally friendly replacement option.

What should I consider when selecting rechargeable Cr123 batteries?

When choosing rechargeable Cr123 batteries, consider the cycle life specifications, charging technology compatibility, and brand reputation for reliable performance. Look for options that support fast charging and have built-in protection circuits to prevent overcharging and short circuiting.

Additional factors to consider include the included chargers, capacity ratings, and any specialized features like temperature protection or low voltage cutoff.

How do I maintain rechargeable Cr123 batteries?

To maintain optimal performance, store rechargeable Cr123 batteries at room temperature with a 50-70% charge level. Avoid exposing them to extreme temperatures, water damage, or mechanical stress.

Use dedicated Li-ion chargers with temperature monitoring and voltage cutoff protection. Allow batteries to cool to room temperature before charging and store them in a dry environment away from corrosive materials.