Duracell CR2450 Lithium Battery
4.7Editor score
Guaranteed 10 years storage
Trusted battery brand
Child resistant packaging
In this guide
Finding the right power source for your small electronics is crucial for maintaining functionality and avoiding unexpected shutdowns. The CR2450 lithium coin battery is a standard choice for many modern devices requiring stable 3-volt power. Choosing a high-quality option ensures your gadgets run smoothly without leakage or premature failure.
We evaluated ten leading CR2450 batteries based on brand reputation, shelf life, capacity, and safety features. Our analysis covers top manufacturers known for delivering consistent voltage and reliable performance in critical applications. Each product was assessed for compatibility with common devices like car key fobs and medical monitors.
Each pick highlights specific strengths such as child-resistant packaging, long storage life, or bulk value. Prices and availability may change frequently, so verify current details before purchasing. Use this guide to select the best CR2450 battery that matches your specific device requirements and budget needs.
Top 3 Picks for Best CR2450 Lithium Coin Battery
Energizer 2450 Lithium Coin Battery
4.8Editor score
Child resistant packaging included
Up to 12 years storage
Wide temperature range operation
PHILIPS CR2450 Battery 5-Pack
4.7Editor score
High energy capacity
Leak proof design
10 year shelf life
Top 10 Best CR2450 Lithium Coin Battery in 2026 Compared
This side-by-side comparison details the specifications and key features of the top ten CR2450 lithium coin batteries available on the market. Review each product carefully to understand differences in packaging, shelf life, and suitability for your specific electronic devices.
ProductsSpecificationsEditor scorePrice
Editor's Choice
Energizer 2450 2 Pack
2 Pack quantity
12 year storage
Child resistant pack
3 Volt output
4.8Editor score
Editor's Choice
PHILIPS CR2450 5-Pack
5 Pack quantity
10 year shelf
High capacity
Leak proof
4.7Editor score
Best Budget
Duracell CR2450 1 Count
1 Count single
10 year storage
Trusted brand
Child resistant pack
4.7Editor score
Energizer CR2450 3 Pack
3 Pack quantity
3 Volt output
Compact packaging
Standard size
4.7Editor score
PGSONIC 20 Pack
20 Pack bulk
5 year shelf
Leak proof
Mercury free
4.6Editor score
PGSONIC CR2450 5pcs
5 Pack quantity
High energy density
5 year shelf
Leak proof
4.6Editor score
PGSONIC CR2450 10 Count
10 Pack value
High capacity
Child secure
Mercury free
4.6Editor score
CR2450 3V 20 Pack
20 Pack bulk
RoHS certified
5 year warranty
Nickel plated
4.6Editor score
Duracell 2450 6 Count
6 Pack quantity
Duralock tech
Corrosion protection
Trusted brand
4.6Editor score
PHILIPS 3V CR2450 5 Count
5 Pack quantity
10 year storage
Child resistant
90% capacity
4.6Editor score
1. Energizer 2450 – Best Overall CR2450
Energizer 2450 Lithium Coin Battery
12 year storage
Child resistant packaging
Wide temp range
3 Volt output
This Energizer 2450 Lithium Coin Battery ranks as our top pick for overall reliability and performance. With a strong rating of 4.8 stars, users consistently praise its ability to power critical devices like heart rate monitors and keyless entry systems. The child resistant packaging ensures safety for households with young children.
Pros
- Reliable brand reputation
- Child resistant safety
- Long storage life
- Consistent voltage
- Suitable for medical devices
Cons
- Higher price per unit
- Limited pack size
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The standout quality here is the impressive 12-year storage capability. This means you can buy batteries in bulk or keep spares without worrying about them losing power over time. Energizer engineers this cell to withstand temperatures from -22 to 140 degrees Fahrenheit, making it robust for various environments.
While the pack size is smaller compared to bulk options, the quality assurance justifies the cost. The primary trade-off is the unit price, which is higher than generic alternatives. However, the risk of device failure due to poor battery quality is significantly reduced with this trusted brand.
Buy this if you need dependable power for medical equipment or security systems where failure is not an option. It is an excellent choice for those who prioritize safety features and long-term storage over immediate cost savings. The performance consistency makes it a favorite among professionals.
Child Resistant Safety Features
The packaging design prevents accidental ingestion by children or pets, which is critical for small button cell batteries.
Extended Storage Life
Holding power for up to 12 years ensures your emergency kits always have fresh batteries ready for use.
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2. PHILIPS CR2450 – Best Premium CR2450
PHILIPS CR2450 Battery 5-Pack
High energy capacity
10 year shelf life
Leak proof
Individually packaged
The PHILIPS CR2450 Battery 5-Pack offers premium performance backed by a globally recognized brand. With a rating of 4.7 stars, it delivers high energy capacity that exceeds standard alternatives by up to 70 percent. This makes it ideal for high-drain devices like digital thermometers and smart sensors.
Pros
- High energy output
- Leak proof construction
- Trusted brand
- Individually wrapped
- Wide device compatibility
Cons
- Price point higher than bulk
- Standard 5 pack size
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Each battery is individually packaged to prevent loss and maintain freshness until you need it. The leak-proof design ensures that even if stored in harsh conditions, the battery will not damage your electronics. This level of care in manufacturing provides peace of mind for valuable gadgets.
The trade-off is that it may cost more per cell compared to unbranded bulk packs. However, the reliability and consistency of Philips batteries reduce the risk of sudden device failures. The individually wrapped design also helps if you need to store some while using others immediately.
This is the best choice for users who want top-tier performance and safety features for their home electronics. It works perfectly for car key fobs and garage door opener sensors where reliability is key. Invest in these if you value quality and brand reputation in your power sources.
High Energy Capacity
Delivering up to 70 percent more power ensures your high-drain devices run longer between replacements.
Individual Packaging
Each battery is sealed separately to prevent discharge and loss while ensuring freshness over time.
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3. Duracell CR2450 – Best Budget CR2450
Duracell CR2450 Lithium Battery
10 year storage
Child resistant packaging
Trusted brand
Single count
This Duracell CR2450 Lithium Battery is a budget-friendly single unit option that does not compromise on quality. With a 4.7-star rating, it is trusted by professionals and consumers alike for security devices and medical equipment. It is equivalent to DL2450 and CR2450 models for easy compatibility.
Pros
- Guaranteed storage life
- Strong brand reputation
- Child safe design
- Reliable performance
- Easy to find
Cons
- Sold as single unit
- Less bulk value
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Duracell guarantees this battery for 10 years in storage, ensuring it remains fresh when you need it. The child-resistant packaging is a critical safety feature that prevents accidental access by children. This makes it a safe choice for households where safety is a primary concern.
The main downside is that it is sold as a single count, which can be less economical than buying in bulk. However, the convenience of buying one when you need an immediate replacement is valuable. The reliability offsets the per-unit cost difference for critical applications.
Choose this if you need a quick replacement for a single device without hunting for larger packs. It is perfect for key fobs or watches where you only need one spare battery. The trusted brand name provides confidence in long-term performance and stability.
10 Year Storage Guarantee
Duracell backs this battery with a 10-year storage guarantee so you know it is fresh when needed.
Child Resistant Packaging
Safety is prioritized with packaging designed to prevent children from accessing the small coin cells.
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4. Energizer CR2450 3 Pack – Best Value CR2450
Energizer CR2450 3 Pack
6 Pack quantity
3 Volt output
Compact packaging
Standard size
The Energizer CR2450 Lithium Battery comes in a convenient six-pack that balances quantity and brand quality. With a rating of 4.7 stars, users appreciate the reliability of Energizer cells in everyday electronics. This pack provides enough batteries to handle multiple devices or future replacements.
Pros
- Six pack value
- Trusted brand
- Consistent voltage
- Compact size
- Wide compatibility
Cons
- Price higher than bulk
- Standard packaging
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These batteries are designed to work seamlessly with standard devices like car remotes and home electronics. The 3-volt output ensures stable power delivery for consistent performance. Energizer is known for maintaining strict quality standards to prevent premature failure in critical applications.
The downside is that it may not offer the lowest price per unit compared to larger bulk packs. However, the reliability of the brand makes it a safer bet than cheaper alternatives. The six-pack size is convenient for stocking up without taking up too much storage space.
Buy this if you need a middle-ground option between single units and large bulk sets. It is ideal for homes with multiple smart devices that require the same battery type. The trusted brand ensures you get consistent performance without unexpected interruptions.
Reliable Brand Power
Energizer delivers consistent 3-volt power that keeps your devices running smoothly for longer periods.
Six Pack Quantity
A six-pack provides excellent convenience for homes with multiple devices needing the same power source.
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5. PGSONIC 20 Pack – Best Bulk CR2450
PGSONIC 20 Pack
20 Pack bulk
5 year shelf life
Leak proof
Mercury free
The PGSONIC 20 Pack offers exceptional value for users who need a large supply of CR2450 batteries. With a rating of 4.6 stars, these batteries provide reliable power for flameless candles, scales, and key fobs. The bulk packaging makes it easy to stock up for long-term use.
Pros
- Excellent bulk value
- Long shelf life
- Leak proof design
- Mercury free
- High capacity
Cons
- Lower brand recognition
- Shelf life shorter than top picks
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Each battery features a leak-proof design and contains zero percent mercury for environmental safety. The stable voltage ensures your devices receive consistent power throughout the battery life. This pack is perfect for households or businesses with high battery consumption needs.
The main drawback is that the shelf life is rated at five years, which is less than the ten to twelve years of top brands. However, for active use where batteries are replaced frequently, this difference is negligible. The price per unit is significantly lower than premium brands.
Choose this if you need to replace batteries often and want to save money on the total cost. It is great for large setups with many sensors or remote controls. The bulk quantity ensures you never run out when a device needs immediate power.
Bulk Value Pricing
Buying in a twenty pack significantly reduces the cost per battery compared to smaller retail packages.
Eco Friendly Design
These batteries are mercury free and designed to be safe for the environment during disposal.
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6. PGSONIC CR2450 5pcs – Best Medium Pack CR2450
PGSONIC CR2450 5pcs
5 Pack quantity
High energy density
5 year shelf life
Leak proof
The PGSONIC CR2450 3V Lithium Battery in a five-pack offers a balanced solution for medium volume needs. With a rating of 4.6 stars, these batteries are praised for their high energy density and reliable performance in everyday devices. They fit seamlessly into car remotes and smart devices.
Pros
- Affordable mid pack
- Leak proof seal
- High energy density
- Fresh batteries
- Wide compatibility
Cons
- Brand less known
- Shorter shelf life than premium
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These cells feature a special sealing technology that prevents leaks and ensures a five-year shelf life. The high capacity allows for longer run times compared to standard batteries. This makes them a practical choice for households with moderate battery usage patterns.
The trade-off is that the brand recognition is not as high as major players like Duracell. However, user reviews indicate consistent performance that rivals more expensive options. The five-pack size is convenient for stocking a few spares without overbuying.
Buy this if you want a cost-effective alternative to premium brands without sacrificing much performance. It works well for lights, remote controls, and alarm sensors. The reliable quality ensures your devices stay powered without frequent interruptions or replacements.
High Energy Density
These batteries offer a high energy density for longer run times in standard consumer electronics.
Leak Proof Seal
Special sealing technology prevents leakage and protects your devices from potential damage over time.
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7. PGSONIC CR2450 10 Count – Best Ten Pack CR2450
PGSONIC CR2450 10 Count
10 Pack count
High capacity
Child secure package
Mercury free
The PGSONIC CR2450 10 Count provides a solid mid-size bulk option for home or office use. With a rating of 4.6 stars, these batteries are known for high capacity and leak-free performance. They are suitable for various electronic devices including scales and thermometers.
Pros
- Good bulk quantity
- Child secure safety
- Leak free performance
- Mercury free
- Versatile use
Cons
- Brand not top tier
- Shelf life average
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Safety is addressed with a child-secure package that helps keep small cells away from children. This adds a layer of protection compared to standard packaging. The batteries are also mercury-free, ensuring they are safe for regular home use and environmentally friendly.
The main disadvantage is the slightly shorter shelf life compared to top brands. However, for active use, the performance remains consistent and reliable. The ten-pack is a convenient quantity for families with multiple devices using the same battery type.
Choose this if you want a balance of quantity and safety features at a reasonable price. It works well for flameless candles and key fobs around the house. The child-secure packaging is a valuable feature for households with young children.
Child Secure Packaging
This pack includes a secure design to help prevent accidental access by children and pets.
Leak Free Operation
The batteries are designed to resist leaking, protecting your devices from corrosion over time.
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8. CR2450 3V 20 Pack – Best Certified CR2450
CR2450 3V 20 Pack
20 Pack quantity
RoHS certified
Nickel plated
5 year warranty
This CR2450 3V Lithium Coin Cell Button Battery in a twenty-pack is tested under strict quality standards for reliability. With a rating of 4.6 stars, users appreciate the CE and RoHS certifications that ensure safety and compliance. These batteries are designed to power various devices efficiently.
Pros
- High quantity bulk
- Certified quality
- Nickel plated finish
- Warranty included
- Leak proof
Cons
- Higher price per unit
- Shipping weight heavier
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The engraved nickel-plated construction prevents leakage and protects your devices from corrosion. Each battery is mercury-free and comes with a five-year warranty for added peace of mind. This level of quality control makes them suitable for critical and daily use alike.
The downside is the price point which is higher than other bulk options. However, the certifications and warranty justify the cost for users who need guaranteed performance. The twenty-pack ensures you have a long-term supply for all your small electronics.
Buy this if you want certified safety and a warranty on your bulk purchase. It is great for office setups or smart homes with many sensors. The nickel-plated finish helps maintain integrity and prevents leakage in stored batteries.
Certified Quality
CE and RoHS certifications ensure these batteries meet international safety and environmental standards.
Nickel Plated Finish
The engraved nickel-plated design prevents leakage and protects your valuable devices from damage.
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9. Duracell 2450 6 Count – Best Trusted Pack CR2450
Duracell 2450 6 Count
6 Pack quantity
Duralock power
Corrosion protection
Trusted brand
The Duracell 2450 6 Count offers a reliable six-pack option from one of the most trusted names in batteries. With a rating of 4.6 stars, users appreciate the consistency and longevity of these lithium coin cells. It is the number one trusted brand among pharmacists and professionals.
Pros
- Trusted brand
- Duralock technology
- High purity lithium
- Corrosion protection
- Reliable performance
Cons
- Higher cost
- Standard packaging
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Duralock power preserve technology helps maintain power in storage for a longer period. The high purity lithium battery features triple corrosion protection to extend the life of your devices. This makes it an excellent choice for critical applications where power failure is unacceptable.
The main drawback is the higher cost compared to generic alternatives. However, the brand reputation and specialized technology ensure you are paying for quality. The six-pack is a convenient size for maintaining a stock of spares in your home.
Choose this if you want a trusted brand for your essential gadgets without needing a bulk purchase. It works well for medical devices and security systems. The Duralock technology ensures these batteries stay ready for use when needed most.
Duralock Technology
Duralock power preserve technology keeps your batteries fresh and powerful during long-term storage.
Corrosion Protection
Triple corrosion protection helps prevent damage to your devices and extends battery life.
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10. PHILIPS 3V CR2450 5 Count – Best 10 Year CR2450
PHILIPS 3V CR2450 5 Count
5 Pack quantity
10 year storage
90% capacity
Child resistant
This PHILIPS 3V Lithium CR2450 Coin Cell Batteries 5 Count is designed for long-term readiness and reliability. With a rating of 4.6 stars, it retains more than 90 percent of its capacity even after ten years of sealed storage. This ensures stable power for years after purchase.
Pros
- 10 year storage
- Retains capacity
- Child resistant
- Leak proof
- Wide compatibility
Cons
- Higher price
- Small bulk size
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The packaging is certified child-resistant to help keep small cells away from young children. It also features leak-proof and non-toxic materials that are safe for home use. This level of attention to detail makes it ideal for emergency backup kits.
The trade-off is the higher price per battery compared to generic options. However, the extended storage life and safety features offer unique value. The individually sealed batteries prevent contact discharge and ensure freshness until the moment you install them.
Buy this if you need batteries for emergency backup or long-term storage. It works well for smart locks and garage door openers. The 10-year storage life means you can buy once and rely on them for years to come.
Long-Term Storage
Retains over 90% of capacity after 10 years so your emergency kits stay ready.
Safety Certification
Child-resistant packaging ensures small cells stay away from children during storage and use.
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Buying Guide – How to Choose the Best CR2450 Lithium Coin Battery
Selecting the right CR2450 battery involves considering several key factors to ensure optimal performance and safety for your devices.
Brand Reputation and Quality
Brands like Energizer, Duracell, and Philips are known for consistent quality and strict testing standards. Choosing a reputable brand reduces the risk of voltage drops or leaks. Always check for official certifications to ensure the battery meets safety requirements.
Stick to well-known brands for critical devices like medical equipment or security systems.
Shelf Life and Storage
The shelf life of CR2450 batteries can range from five to twelve years depending on the manufacturer. Longer shelf life ensures the battery remains fresh even if kept in storage for future use. Check the expiration date or best before date on the packaging before purchasing.
Look for batteries with at least ten years of guaranteed storage life if you buy in bulk.
Packaging Safety Features
Child-resistant packaging is essential for households with young children or pets. These designs prevent accidental ingestion which can be hazardous. Individually wrapped batteries also help prevent contact discharge during storage and reduce loss.
Ensure the packaging meets ASTM or CPSC child-resistance standards for home safety.
Temperature and Environment
Different CR2450 batteries perform differently under varying temperature conditions. High-quality cells are designed to withstand extreme cold or heat without losing power. This is critical for outdoor sensors or car remotes stored in garages.
Choose batteries rated for a wide temperature range if the device is used outdoors.
Capacity and Drain Type
Devices vary in power drain, so matching battery capacity to your device needs is important. High energy capacity batteries are better for high-drain devices like smart sensors. Standard cells work well for low-drain items like watches or remotes.
Check device requirements to ensure the battery capacity matches the power needs.
Compatibility and Equivalents
CR2450 batteries are compatible with models like DL2450 and ECR2450. Ensure the battery you buy explicitly lists compatibility with your device to avoid fit issues. Always refer to the device manual for exact specifications.
Verify compatibility lists on the package before buying to avoid returns.
Environmental Considerations
Modern CR2450 batteries should be mercury-free to protect the environment. Look for RoHS or CE certifications that guarantee safe disposal standards. This is becoming increasingly important for eco-conscious consumers.
Choose mercury-free batteries to minimize environmental impact when disposing of old cells.
Pack Size and Value
Pack sizes range from single units to bulk twenty-packs. Buying in bulk often reduces the cost per unit but requires more storage space. Consider how frequently you replace batteries to decide the best value option for you.
Balance bulk savings with storage space and expiration dates to avoid waste.
How to Use and Care for Your CR2450 Lithium Coin Battery
When replacing a battery, ensure your hands are dry and clean to prevent oil transfer. Align the positive side of the battery with the marked terminal in the device. Use gentle pressure to seat the battery properly without forcing it into place.
Store unused batteries in their original packaging until you need them. Keep them in a cool, dry place away from direct sunlight to extend shelf life. Avoid storing loose batteries where the terminals might touch metal objects.
Dispose of spent batteries properly by taking them to local recycling centers. Do not attempt to recharge non-rechargeable lithium coin cells as this can be dangerous. Check local regulations for hazardous waste disposal to ensure compliance.
Frequently Asked Questions
What devices use CR2450 batteries?
CR2450 batteries are commonly used in car key fobs, garage door openers, medical devices like glucose monitors, smart locks, and some watches. They provide a stable 3-volt power source suitable for many electronics. Always check your device manual to confirm compatibility before buying.
How long do CR2450 batteries last in storage?
Top quality CR2450 batteries can retain power for up to 12 years in storage. Brands like Energizer and Philips guarantee long shelf lives to ensure freshness. Proper storage in cool and dry conditions helps maximize this longevity before use.
Are CR2450 batteries the same as DL2450?
Yes, CR2450 and DL2450 are equivalent specifications with the same voltage and size. Most manufacturers label them interchangeably to show compatibility. You can safely use DL2450 batteries in devices that require CR2450.
Can I use CR2450 batteries in cars?
Yes, CR2450 batteries are frequently used in car key fobs and remote entry systems. They withstand temperature changes and provide reliable power for these devices. Ensure the battery fits securely in the fob compartment to maintain function.
How do I prevent battery leakage?
To prevent leakage, do not mix old and new batteries in the same device. Remove unused batteries from devices that will not be used for months. Choose leak-proof designs with protective coatings for better reliability.
Where should I dispose of CR2450 batteries?
Lithium coin batteries should be disposed of at designated recycling centers or hazardous waste facilities. Do not throw them in regular trash as they can cause fire hazards. Many retail stores offer collection bins for used batteries.
Final Thoughts on Choosing the Best CR2450 Lithium Coin Battery
The Energizer 2450, PHILIPS CR2450, and Duracell CR2450 stand out as top picks for reliability and safety. Each offers unique benefits such as extended storage life or child-resistant packaging. Your final choice depends on your specific device needs and budget priorities.
Prioritize safety features like child-resistant packaging if you have young children at home. For critical devices like medical monitors, choose brands with proven consistency and certifications. Bulk packs are great for active use but check shelf life before buying.
Always check current prices and availability before making your purchase as these can change. We hope this guide helps you find the perfect power source for your electronic devices. Stay powered safely with the right CR2450 battery.