Energizer 123 Lithium Batteries
4.7Editor score
Ideal for smart home devices
Lasts up to ten years
Replaces multiple lithium types
In this guide
Finding reliable power sources is critical for modern devices like security cameras and tactical flashlights. CR123A batteries offer high energy density and long storage life for demanding applications.
We evaluated ten top-rated options based on capacity, shelf life, temperature tolerance, and brand reputation. Each pick balances performance with value for specific user needs and device requirements.
Every selection highlights key strengths and potential trade-offs to help you choose the right power source. Note that product availability and pricing may vary over time on retailer sites.
Top 3 Picks for Best CR123A Batteries
Duracell CR123A 3V Lithium Battery
4.8Editor score
Ten year storage guarantee
High energy density chemistry
Wide temperature range performance
SureFire CR123A 3V Lithium Battery
4.7Editor score
Engineered for high drain
Consistent output without voltage drop
Built for everyday carry
Top 10 Best CR123A Batteries in 2026 Compared
This side-by-side comparison details the specifications and key features of each selected CR123A battery to help you identify the best fit for your equipment.
ProductsSpecificationsEditor scorePrice
Editor's Choice
Duracell CR123A
High performance applications
10 year storage guarantee
High energy density chemistry
Wide temperature range
4.8Editor score
Editor's Choice
Energizer 123
Serious power for high tech
Lasts up to ten years
Replaces CR123A and more
Ideal for cameras
4.7Editor score
Best Premium
SureFire CR123A
1550mAh high drain power
Engineered for high drain
10 year shelf life
Built for everyday carry
4.7Editor score
Panasonic CR123 CR123A
Cameras flashlights digital flashes
Capacity 1550mAh
Voltage 3.00V
Replaces multiple types
4.6Editor score
Amazon Basics CR123A
6 pack non rechargeable
Improved 10 year shelf life
Ideal for flashlights
Not for Arlo cameras
4.6Editor score
Energizer 123 2 Pack
2 pack lithium batteries
Serious power for devices
Lasts up to ten years
Reliable power for smart home
4.7Editor score
DURNERGY CR123A
12 pack 3 volt
Temperature range 40 to 185
CE IEC UL certified
Focus on small battery R&D
4.5Editor score
HW CR123A
1700mAh high capacity
Leak proof design
Wide compatibility range
All weather ready
4.6Editor score
Panasonic CR123A Photo
Photo lithium batteries
4 pack quantity
3 volt output
Panasonic brand quality
4.6Editor score
Panasonic Industrial CR123A
Nominal capacity 1550mAh
Continuous drain 20mA
Max pulse discharge 900mA
Operating temperature range
4.5Editor score
1. Duracell CR123A – Best Overall Power Source
Duracell CR123A
High performance applications
10 year storage guarantee
High energy density chemistry
Wide temperature range
This Duracell CR123A battery ranks first for its consistent high-power output and industry-leading storage guarantee. Users praise its reliability in tactical flashlights and security cameras where failure is not an option.
Pros
- Guaranteed 10-year shelf life
- Reliable in extreme temperatures
- High energy density output
- Trusted by professionals
- Ideal for security systems
Cons
- Higher price point than generic
- Not rechargeable
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The lithium chemistry provides significantly more energy than standard alkalines in high-drain devices. Duracell ensures these cells remain ready for up to a decade when stored properly, making them ideal for emergency kits.
While the upfront cost is higher than some alternatives, the performance consistency justifies the investment for critical applications. The wide temperature tolerance ensures operation in freezing or hot environments without degradation.
Buyers seeking dependable power for security systems or professional tools should prioritize this option. It balances capacity, longevity, and brand trust effectively for most high-demand scenarios.
Long-Term Reliability
The ten-year storage guarantee means you can stockpile these batteries for emergencies without worrying about expiration dates or loss of charge.
Temperature Resilience
These batteries perform reliably from sub-freezing conditions to high heat, making them suitable for outdoor security cameras and tactical use in diverse climates.
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2. Energizer 123 – Best Value for Money
Energizer 123
Serious power for high tech
Lasts up to ten years
Replaces CR123A and more
Ideal for cameras
Energizer offers a compelling budget-friendly option with this 6-pack of 123 lithium batteries. It provides solid power for cameras and smart home devices without breaking the bank.
Pros
- Cost-effective six-pack value
- Replaces multiple lithium types
- Ten-year storage life
- Great for smart home devices
- Strong brand reputation
Cons
- Slightly lower capacity than premium
- Not ideal for very high drain
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The packaging explicitly notes compatibility with various lithium codes like CR123A and CR17345. This flexibility ensures you can use them across multiple device types without needing different battery styles.
While not as specialized for extreme high-drain tactical gear as premium picks, these batteries hold a charge well for general use. They are a practical choice for occasional photographers or home automation users.
Choose this pack if you need reliable power for everyday gadgets at a lower price point. It delivers good performance and longevity for standard consumer electronics needs.
Versatile Compatibility
The battery replaces several common lithium codes, ensuring it fits a wide range of cameras, flashlights, and smart sensors without compatibility issues.
Smart Home Ready
Designed to provide reliable power for smart home devices, these batteries keep your connected sensors running smoothly for extended periods.
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3. SureFire CR123A – Best High-Performance Output
SureFire CR123A
1550mAh high drain power
Engineered for high drain
10 year shelf life
Built for everyday carry
SureFire specializes in illumination tools and their CR123A batteries reflect this engineering focus. They deliver 1,550mAh of high-drain power designed for tactical flashlights that need to stay bright.
Pros
- Optimized for high-drain flashlights
- Consistent voltage output
- Ten-year shelf life
- Built by flashlight specialists
- Ideal for emergency kits
Cons
- Premium price per cell
- Slightly heavier than some
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Unlike standard batteries that suffer voltage drops over time, these maintain consistent output to keep brightness levels stable. This ensures your tactical gear performs exactly when you need it most in critical situations.
The ten-year shelf life allows you to store them in vehicles or emergency kits without degradation from heat or cold. They are built to the exacting standards required by professionals and law enforcement.
For users with high-performance flashlights or professional needs, this premium battery is worth the investment. It offers reliable power where failure is simply not an option during emergencies.
Voltage Stability
Engineered to eliminate voltage drop-off, these batteries ensure your flashlight maintains full brightness even as the battery depletes over time.
Specialized Engineering
Developed by flashlight specialists, these cells are tested to meet the rigorous demands of military, law enforcement, and professional security users.
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4. Panasonic CR123 – Reliable Industrial Quality
Panasonic CR123
Cameras flashlights digital flashes
Capacity 1550mAh
Voltage 3.00V
Replaces multiple types
Panasonic is a major industrial battery manufacturer known for quality and consistency. This pack offers 1550mAh capacity suitable for digital flashes and high-performance cameras needing reliable power.
Pros
- Strong industrial reputation
- 1550mAh capacity
- Replaces many battery codes
- Good for digital flashes
- Solid build quality
Cons
- Packaging can be minimal
- Higher cost than generic
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The cells are compatible with numerous lithium codes including CR123A and DL123A. This versatility makes them a safe bet for users with mixed equipment that accepts 3-volt lithium cells.
While not as widely marketed as consumer brands, the engineering behind Panasonic industrial cells ensures reliable voltage delivery. They perform well in devices requiring steady output for professional photography.
Photographers or those with older high-end equipment will appreciate this industrial grade performance. It offers a stable power source that matches the precision of your camera gear.
Professional Photography
Designed for digital flashes and cameras, these batteries provide the steady current needed to maintain flash power throughout a shooting session.
Code Compatibility
The versatile replacement list ensures you can use these cells in devices that accept various 3-volt lithium formats like DL123A or EL123AP.
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5. Amazon Basics CR123A – Best Entry-Level Option
Amazon Basics CR123A
6 pack non rechargeable
Improved 10 year shelf life
Ideal for flashlights
Not for Arlo cameras
Amazon Basics offers a budget-conscious choice with improved design for long-term storage. These 6-pack lithium batteries provide up to 10 years of leak-free shelf life for emergency readiness.
Pros
- Affordable bulk pack
- Leak-free shelf life
- Good for night vision goggles
- Trusted Amazon brand
- Easy availability
Cons
- Not recommended for Arlo
- Standard capacity compared to pro
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While generally reliable for flashlights and night vision goggles, Amazon notes they are not recommended for Arlo security cameras. This specific device requires higher energy density than this model provides.
The pricing is competitive for those needing a backup supply for general electronics. They serve well for occasional users who want decent performance without a premium price tag.
Ideal for households needing emergency kit spares or budget tools like tactical flashlights. Ensure your device is compatible with standard CR123A cells before purchasing.
Emergency Storage
Store these batteries for emergencies knowing they will remain leak-free and charged for a decade, ready for use when needed immediately.
Gadget Compatibility
Suitable for night vision goggles and standard flashlights, offering reliable power for outdoor adventures or home security backup systems.
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6. Energizer 123 2-Pack – Best Small Pack
Energizer 123 2 Pack
2 pack lithium batteries
Serious power for devices
Lasts up to ten years
Reliable power for smart home
For those needing just a couple of batteries, this Energizer 2-pack offers reliable power without bulk. It provides serious power for high-tech devices like smart home sensors and cameras.
Pros
- Compact two-pack size
- Serious power for tech
- Ten-year storage capability
- Reliable for smart home
- Good for immediate needs
Cons
- Fewer units per pack
- Higher cost per unit
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The packaging ensures the batteries retain charge for up to 10 years, making them suitable for long-term storage in emergency kits. You can buy these when you need immediate replacements.
While the cost per unit is higher than bulk packs, the convenience of a small package is beneficial for travelers or minimalists. They fit well in camera bags or glove compartments.
Choose this option for small device replacements or as a quick refill. Energizer quality ensures they work reliably in smart home and camera applications.
Compact Convenience
The 2-pack size is perfect for travelers who need minimal weight but require reliable power for cameras or gadgets on the go.
Smart Device Power
Provides consistent voltage for smart home sensors, ensuring your connected devices stay online without frequent battery replacements.
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7. DURNERGY CR123A – Best Multi-Device Pack
DURNERGY CR123A
12 pack 3 volt
Temperature range 40 to 185
CE IEC UL certified
Focus on small battery R&D
DURNERGY focuses on battery research and provides a versatile 12-pack with high power output. These cells adapt to extreme temperatures from -40°F to 185°F making them robust for diverse conditions.
Pros
- Extensive temperature range
- Multiple certification standards
- 12-pack bulk value
- Compatible with many codes
- Good for home automation
Cons
- Less brand recognition
- Packaging may vary
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Certified under CE, IEC, and UL standards, they meet rigorous safety requirements for high-power consumption devices. This ensures safe usage in wireless security systems and lighting equipment.
With a 10-year shelf life, these are a solid bulk option for stocking up on power sources. The brand emphasizes durability and quality in their small battery research and development.
Ideal for users needing a wide compatibility and reliable bulk power for multiple devices. Ensure your specific equipment matches the voltage and capacity requirements before bulk buying.
Safety Certifications
Passed CE, IEC60086-4, and UL1642 certifications, these batteries meet international safety standards for reliable and safe use in high-power devices.
Extreme Weather
Designed to operate in a wide temperature range, these batteries perform consistently in both freezing winter and scorching summer conditions.
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8. HW CR123A – Best High Capacity
HW CR123A
1700mAh high capacity
Leak proof design
Wide compatibility range
All weather ready
HW offers a higher capacity variant with 1700mAh output compared to standard 1500mAh cells. This extra energy extends runtime in devices like smoke alarms and fire detectors.
Pros
- Higher 1700mAh capacity
- Leak-proof construction
- 10-year storage life
- Works with smoke alarms
- Safe with PTC protection
Cons
- Newer brand
- May fit snugly in some cases
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The leak-proof design includes PTC protection for enhanced safety. It ensures reliable 3V output even in extreme weather conditions ranging from freezing to high heat.
Safety certifications like UL and RoHS give confidence in the product quality. The hassle-free support policy resolves defective battery issues promptly for peace of mind.
Choose this option for devices that benefit from longer runtime like smoke detectors or range finders. The higher capacity justifies checking if your device fits slightly larger cells.
Extended Runtime
With 1700mAh capacity, these batteries provide longer usage time in high-drain or continuous drain devices compared to standard 1500mAh alternatives.
Safety Features
Leak-proof design with PTC protection ensures the battery remains safe and prevents potential hazards from overheating or short circuits.
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9. Panasonic CR123A Photo – Best for Photography
Panasonic CR123A Photo
Photo lithium batteries
4 pack quantity
3 volt output
Panasonic brand quality
This 4-pack from Panasonic is explicitly labeled for photo applications. It delivers stable 3-volt output crucial for digital flashes and camera sensors during critical shooting moments.
Pros
- Optimized for photo devices
- Reliable brand quality
- 4-pack quantity
- Stable voltage output
- Good for flashes
Cons
- Smaller pack size
- Premium pricing
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Panasonic brand quality ensures consistent performance across the set. This is vital for photography where battery failure can mean missing a once-in-a-lifetime shot.
The 4-pack size is perfect for weekend shooters or light users. It provides enough power for a few sessions without taking up too much space in your bag.
Photographers should consider this option for flash units and high-performance cameras. It balances reliability and convenience for those prioritizing image capture over bulk savings.
Photo Device Optimized
Specially designed for 3V Photo Lithium applications ensuring consistent power delivery for flashes and digital sensors during use.
Consistency
Panasonic manufacturing standards ensure every cell in the pack performs identically so you never face mismatched power levels.
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10. Panasonic Industrial CR123A – Best for Industrial Use
Panasonic Industrial CR123A
Nominal capacity 1550mAh
Continuous drain 20mA
Max pulse discharge 900mA
Operating temperature range
Panasonic Industrial cells are built for professional applications requiring precise voltage specifications. These batteries handle up to 900mA pulse discharge reliably for specialized equipment.
Pros
- Industrial grade reliability
- High pulse discharge
- Wide temp range
- Precise voltage specs
- Trusted industrial brand
Cons
- Technical focus
- Higher cost than consumer
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Operating temperature ranges from -40°C to +70°C making them suitable for harsh industrial environments. The 1550mAh capacity ensures steady power for devices needing continuous drains.
While technical specifications are detailed, the reliability justifies the choice for engineers and professionals. They are ideal for devices where standard consumer batteries might fail.
Select this pack for industrial sensors or specialized tools. The precision engineering supports equipment that demands consistent power delivery under stress.
High Discharge Capacity
Max pulse discharge of 900mA supports high-demand equipment that requires quick bursts of energy for critical industrial operations.
Temperature Range
Operates from -40°C to +70°C ensuring performance in extreme industrial environments or outdoor installations without power loss.
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Buying Guide – How to Choose the Best CR123A Batteries
Selecting the right CR123A battery requires understanding your device's power needs and environmental conditions. Use this guide to evaluate key factors before buying.
Capacity and Discharge
Capacity measured in milliamp-hours (mAh) determines how long a battery will last under load. Higher capacity like 1700mAh extends runtime but may vary by brand. Always check discharge requirements for your specific device.
Prioritize high capacity for devices that run continuously or need longer intervals between changes.
Shelf Life
Lithium cells typically offer 10-year shelf lives. This is crucial for emergency kits where batteries may sit unused for long periods. Ensure the packaging guarantees storage life.
Look for explicit storage guarantees to ensure readiness for future emergencies.
Temperature Tolerance
Outdoor cameras and tactical gear face extreme weather. Batteries rated for wide temperature ranges ensure performance in freezing or hot conditions. This prevents power loss in critical moments.
Choose cells rated for your expected climate conditions to maintain reliability.
Brand Reputation
Established brands like Duracell and Panasonic undergo rigorous testing. This minimizes the risk of leaks or inconsistent voltage. Trustworthy brands often offer better warranties and support.
Opt for reputable manufacturers to ensure safety and consistent performance.
Device Compatibility
Not all CR123A cells fit every device perfectly. Verify voltage and code compatibility like CR17345 or DL123A. Some devices may require specific discharge rates.
Check your device manual to confirm compatible battery codes before purchasing.
Value and Quantity
Bulk packs offer better value per cell but require more storage. Smaller packs are convenient for immediate use. Balance your needs with budget constraints.
Buy in bulk if you need spares for multiple devices or long-term storage.
Safety Certifications
Safety standards like UL and CE ensure the battery is safe to use. Look for certification marks to avoid cheap or unreliable products. This reduces risks like overheating.
Verify certifications on the packaging to ensure safety compliance.
Usage Environment
Consider where the device will be used. Indoor smart sensors have different needs than outdoor security cameras. Ensure the battery suits the physical environment.
Match the battery specs to the environment to maximize performance.
How to Use and Care for Your CR123A Batteries
Store CR123A batteries in a cool, dry place to maximize shelf life. Avoid exposure to direct sunlight or humidity which can damage the casing.
Always insert batteries with correct polarity to prevent short circuits. Follow the plus and minus markings on your device and the battery labels.
Dispose of used batteries according to local regulations. Lithium cells should be recycled at designated drop-off points to ensure environmental safety.
Frequently Asked Questions
Are CR123A batteries rechargeable?
Most CR123A batteries are primary lithium cells and are not rechargeable. Attempting to recharge them can cause overheating or leaks. Always check the packaging for rechargeable claims.
What is the difference between CR123 and CR123A?
The CR123 and CR123A are essentially the same 3-volt lithium battery. Some manufacturers use the A to indicate specific variants or higher capacity. They are generally interchangeable in devices.
How long do CR123A batteries last?
Life depends on the device's power draw. In security cameras, they can last several months. In flashlights, they may last days depending on usage intensity and brightness settings.
Can I use CR123A in smart doorbells?
Many smart doorbells accept CR123A batteries but check your device manual. Some models require rechargeable 18650 cells instead. Verify compatibility before installation.
Do CR123A batteries perform in cold weather?
Lithium CR123A cells perform better in cold temperatures than alkaline ones. Many are rated for temperatures as low as -40 degrees Fahrenheit ensuring outdoor security reliability.
Is it safe to mix battery brands?
It is best to use batteries from the same brand and batch. Mixing brands can lead to uneven discharge rates which may damage your device or cause leaks over time.
Final Thoughts on Choosing the Best CR123A Batteries
We have highlighted ten reliable options ranging from budget-friendly packs to premium industrial cells. Duracell leads for storage guarantees while SureFire excels in high-drain output.
Prioritize capacity and shelf life based on your specific device needs. For emergency kits choose options with 10-year storage guarantees to ensure readiness when needed.
Prices and availability may vary so check current listings for the best deals. Always verify compatibility with your camera or flashlight to ensure safe operation.