Energizer 2450 Lithium Coin Battery, 2 Pack
4.8Editor score
Child resistant packaging included
Up to 12 years storage life
Wide temperature range performance
In this guide
Finding the right power source for your small electronics is crucial for maintaining consistent performance. The CR2450 lithium coin battery is a standard choice for many devices ranging from car key fobs to medical equipment. Choosing a high-quality option ensures your gadgets stay powered when you need them most.
We evaluated ten top-rated CR2450 batteries based on brand reputation, capacity, safety features, and user feedback. Our comparison focuses on reliability, leak-proof design, and shelf life to help you make an informed decision. Each product listed here has been selected for its ability to deliver steady voltage over time.
Each pick in this guide highlights specific strengths such as child-resistant packaging or extended storage guarantees. Prices and availability change frequently so be sure to check the current listing before purchasing. Read through our detailed reviews to find the best match for your specific device requirements.
Top 3 Picks for Best CR2450 Lithium Coin Battery
![PHILIPS CR2450 Battery, [5-Pack] cr2450 3v Lithium Coin Cell Batteries](https://m.media-amazon.com/images/I/51LAlsc7--L._AC_SL1200_.jpg)
PHILIPS CR2450 Battery, [5-Pack] cr2450 3v Lithium Coin Cell Batteries
4.7Editor score
10 year shelf life guaranteed
High energy capacity design
Individual packaging for freshness
Duracell CR2450 Lithium Battery, 1 Count, Key Fob & Watch & Car Remote
4.7Editor score
Child resistant safety packaging
10 years storage guarantee
Trusted brand reliability
Top 10 Best CR2450 Lithium Coin Battery in 2026 Compared
This side-by-side comparison highlights the key specifications and features of the ten top CR2450 lithium coin batteries available today. We analyze capacity, shelf life, safety certifications, and packaging to help you quickly identify the best option for your needs.
ProductsSpecificationsEditor scorePrice
Best Budget
Energizer 2450 2 Pack
3 Volt lithium coin cell
Child resistant packaging
12 year storage life
Wide temperature range
4.8Editor score
Editor's Choice
PHILIPS CR2450 5 Pack
3 Volt lithium coin cell
10 year shelf life
Individual packaging per cell
High energy capacity
4.7Editor score
Best Premium
Duracell CR2450 1 Count
3 Volt lithium coin cell
Child resistant packaging
10 year storage guarantee
Trusted brand quality
4.7Editor score
Energizer CR2450 6 Pack
3 Volt lithium coin cell
6 pack value
Model ECR2450BP
Reliable Energizer brand
4.7Editor score
PGSONIC 20 Pack
3 Volt lithium coin cell
20 pack bulk value
5 year shelf life
Leak proof design
4.6Editor score
PGSONIC 5 Pack
3 Volt lithium coin cell
5 pack convenience
5 year shelf life
Mercury free design
4.6Editor score
PGSONIC 10 Pack
3 Volt lithium coin cell
10 pack quantity
5 year shelf life
Child secure package
4.6Editor score
CR2450 3V 20 Pack
3 Volt lithium coin cell
20 pack bulk value
Leak proof design
CE and RoHS certified
4.6Editor score
Duracell 2450 6 Count
3 Volt lithium coin cell
6 pack quantity
Duralock power preserve
Triple corrosion protection
4.6Editor score
PHILIPS 5 Pack
3 Volt lithium coin cell
10 year storage life
Child safe packaging
All weather performance
4.6Editor score
1. Energizer 2450 – Best Value CR2450
Energizer 2450 Lithium Coin Battery, 2 Pack
3 volt coin cell
Child resistant packaging
12 year storage
Wide temp range
The Energizer 2450 Lithium Coin Battery offers dependable power in a compact pack of two. With a 4.8 rating from users it is known for long-lasting performance and safety features like child resistant packaging. This makes it an excellent choice for households needing reliable batteries for key fobs and medical devices.
Pros
- Long storage life
- Child safe design
- Reliable brand
- Wide temp range
Cons
- Small pack size
- Higher unit cost
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Users highlight its ability to hold power for up to 12 years in storage ensuring you have fresh batteries ready when needed. The wide temperature range from -22 to 140 degrees F allows it to perform in various environments without leaking or failing unexpectedly. This reliability is crucial for devices like heart rate monitors and car remotes.
The only trade-off is the smaller pack size which may lead to a higher cost per battery compared to bulk options. However for occasional users or emergency backups the convenience of trusted quality often outweighs the price difference. The child resistant packaging adds a layer of safety for families with young children.
This battery is ideal for anyone prioritizing brand trust and safety over bulk savings. If you need a few high-quality cells for critical devices the Energizer 2450 delivers consistent power and peace of mind. Its long shelf life means you can stock up without worrying about expiration.
Safety First Packaging
The child resistant design helps prevent accidental ingestion by children and pets ensuring home safety.
Extended Shelf Life
Holding power for 12 years ensures batteries stay fresh even when stored in a drawer for emergencies.
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2. PHILIPS CR2450 5-Pack – Best Value CR2450
PHILIPS CR2450 Battery, [5-Pack] cr2450 3v Lithium Coin Cell Batteries
3 volt coin cell
10 year shelf life
5 pack quantity
High capacity
PHILIPS CR2450 Battery offers a balanced 5-pack solution with a strong focus on longevity and capacity. Rated 4.7 it provides reliable power for up to 10 years in storage making it suitable for devices that sit idle for long periods. The high energy capacity ensures consistent performance in high-drain devices like digital thermometers.
Pros
- Long shelf life
- High energy capacity
- Individual packaging
- Versatile use
Cons
- Price variation
- Medium pack size
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Each battery is individually packaged to prevent loss and ensure freshness which is a thoughtful touch for long-term storage. Users appreciate the versatility as these batteries work well in garage door sensors car remotes and home devices. The leak-proof design adds reliability for outdoor or harsh environment applications.
While the price may vary slightly bulk the value of having five fresh batteries ready for use is significant. The main limitation is that it might not be enough for households needing large quantities at once. However for most standard replacement needs this pack strikes a good balance between quantity and quality.
This option is perfect for families needing a stock of reliable batteries for multiple devices. The trusted PHILIPS brand reputation combined with the long shelf life makes it a smart investment. You can replace batteries in various gadgets without worrying about premature failure or leakage issues.
High Energy Capacity
With up to 70% more power than alternatives it handles high-drain devices with ease.
Freshness Guarantee
Individual packaging ensures each battery stays sealed and fresh until you are ready to use it.
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3. Duracell CR2450 – Best Premium CR2450
Duracell CR2450 Lithium Battery, 1 Count, Key Fob & Watch & Car Remote
3 volt coin cell
Child resistant packaging
10 year storage
Trusted brand
Duracell CR2450 Lithium Battery is a premium single unit known for trusted reliability and safety features. With a 4.7 rating it is engineered for long-lasting power in medical security and everyday electronics. The child-resistant packaging ensures safety while the guaranteed 10-year storage life offers peace of mind for prepared households.
Pros
- Trusted brand
- Long storage life
- Child safety
- Reliable performance
Cons
- Single count pack
- Higher per unit cost
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As the number one trusted battery brand Duracell delivers consistent performance that users rely on for critical devices. The triple corrosion protection technology helps prevent leaks even after extended periods in storage. This makes it an ideal choice for key fobs and watches that need uninterrupted power.
The main drawback is the single count pack which means you pay more per unit compared to multi-packs. However for those who prioritize brand reputation and safety features this extra cost is often justified. You are paying for proven quality and extensive testing behind the Duracell name.
This battery is best for users who want the absolute most reliable option for critical devices. If you need a battery for a medical device or security system where failure is not an option Duracell is a safe bet. The child safety packaging is also a major plus for family homes.
Brand Trust
Duracell is the number one trusted brand among pharmacists and professionals for critical applications.
Corrosion Protection
Triple corrosion protection technology helps ensure the battery stays intact even in storage.
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4. Energizer CR2450 6-Pack – Good Bulk Option
Energizer CR2450 Lithium Battery, 3v ECR2450, Qty 6
3 volt coin cell
6 pack quantity
Reliable brand
Standard size
Energizer CR2450 Lithium Battery provides a practical 6-pack of reliable power cells for everyday needs. Rated 4.7 it offers consistent 3V performance for watches key fobs and small electronics. The standard packaging ensures you get fresh cells that meet Energizer quality standards without unnecessary bulk.
Pros
- Good pack size
- Trusted brand
- Reliable power
- Compact storage
Cons
- Basic packaging
- Limited extra features
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This pack is suitable for households that need multiple replacements over time without buying in huge bulk. The batteries are designed to hold charge well so you can store them until ready for use. Users find them dependable for remote controls and other common devices requiring CR2450 cells.
While it lacks some of the child-resistant features found in other single units the value of six cells is appealing. The packaging is basic which is fine for storage but might not offer as much protection as blister packs. Still the Energizer brand ensures the cells are fresh and functional.
This option works well for general replacements where you need a few spares on hand. If you have multiple devices using CR2450 batteries this 6-pack covers your needs effectively. It is a straightforward purchase from a trusted name in the battery industry.
Practical Quantity
A 6-pack offers enough cells for several devices without taking up too much storage space.
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5. PGSONIC 20-Pack – High Volume Choice
PGSONIC 20 Pack CR2450 3V Lithium Coin Battery
3 volt coin cell
20 pack value
5 year shelf life
Mercury free
PGSONIC 20 Pack CR2450 offers an economical high-volume solution for frequent battery users. With a 4.6 rating these batteries are praised for stable voltage and leak-proof design ensuring your devices stay powered. The 20-pack size is ideal for stocking up and reducing the frequency of purchases.
Pros
- High volume value
- Leak proof
- Stable voltage
- Mercury free
Cons
- Smaller brand
- Less known specs
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Each battery is mercury free and designed with safe sustainable materials for everyday use. The 5-year shelf life means you can store them for future needs without worry about degradation. Users appreciate the value for money when compared to larger branded names in the market.
The main trade-off is that PGSONIC is a smaller brand with fewer reviews compared to giants like Duracell. While performance is solid some users may prefer the extensive testing backing of well-known manufacturers. Still for budget-conscious buyers this bulk pack delivers consistent results.
This pack is perfect for households with many devices like flameless candles or toys. Buying in bulk reduces the need for repeat orders and keeps costs low over time. If you need a reliable supply of CR2450 batteries for multiple gadgets this is a practical choice.
Economic Bulk Pack
Twenty batteries provide great value for families replacing many devices throughout the year.
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6. PGSONIC 5-Pack – Convenient Pack Size
PGSONIC CR2450 3V Lithium Battery (5pcs)
3 volt coin cell
5 pack count
5 year shelf life
Leak proof
PGSONIC CR2450 3V Lithium Battery in a 5-pack offers a convenient middle ground for battery needs. Rated 4.6 these cells deliver strong reliable power with high energy density for various electronics. The 5-year shelf life ensures they stay fresh even if you only use them occasionally.
Pros
- Convenient pack size
- Stable voltage
- Safe design
- Good for storage
Cons
- Smaller brand
- Basic packaging
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These batteries are ultra safe and leak-proof with special sealing technology to protect your devices. Users find them work like a charm in flameless candles key fobs and alarm sensors. The 0% mercury design aligns with safety standards for home and office environments.
As a smaller brand PGSONIC may not have the same recognition as major legacy brands. However the consistent performance and fair pricing make them a solid alternative for everyday use. If you are looking for a reliable bulk option without the brand premium this pack fits well.
This option is great for households needing a few extra spares for key electronics. The 5-pack size is easy to store and provides enough quantity for replacements. With leak-proof design you can trust these batteries to keep your gadgets running smoothly.
Safe Sealing Tech
Special sealing and coating technology ensure the batteries remain leak-proof for longer.
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7. PGSONIC 10-Pack – Balanced Value
PGSONIC CR2450 Batteries, 3 Volt Lithium Coin Battery 10 Count, High Capacity and Leak-Free Performance
3 volt coin cell
10 pack count
5 year shelf life
Child secure package
PGSONIC CR2450 Batteries in a 10-count pack balance value and convenience for regular users. With a 4.6 rating these batteries are known for high capacity and leak-free performance in electronics like thermometers and scales. The child secure package helps ensure safety in homes with children.
Pros
- Good pack size
- Child secure packaging
- Leak free
- High capacity
Cons
- Basic packaging design
- Smaller brand trust
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The 5-year shelf life allows you to stock up without worrying about expiration dates. Users appreciate that these batteries are designed for various devices from flameless candles to sensors. The leak-free performance protects your gadgets from corrosion caused by battery failure.
While the packaging is basic compared to premium brands the child secure feature is a notable plus. The brand is less established but the product performance holds up well according to user feedback. It is a reasonable choice for those who need reliable batteries at a lower cost.
This 10-pack is ideal for families needing a steady supply of CR2450 cells. You can replace batteries in multiple devices without running out quickly. With the safety packaging and long shelf life it is a practical option for everyday use.
Safety Packaging
Child secure packaging adds a layer of safety against accidental ingestion in household settings.
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8. Generic 20-Pack – Cost Effective Bulk
CR2450 3V Lithium Coin Cell Button Battery – Long Lasting Power (20 Pack)
3 volt coin cell
20 pack quantity
CE certified
Nickel plated
CR2450 3V Lithium Coin Cell Button Battery in a 20-pack offers a highly cost-effective bulk solution. Rated 4.6 these batteries undergo strict quality testing and are CE and RoHS certified for safety. The engraved nickel-plated construction prevents leakage and protects devices from damage.
Pros
- Very cost effective
- Leak proof design
- Wide compatibility
- Protective packaging
Cons
- Generic branding
- Less support
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These batteries power a wide range of devices from car key fobs to doorbell cameras and calculators. Users like that each battery arrives in a sealed blister pack to prevent contact discharge. The 5-year warranty adds peace of mind for everyday use in various settings.
The main consideration is that these are generic batteries which may not have the brand recognition of major names. However the performance and protective packaging make them a reliable choice for general use. If you prioritize cost over brand this bulk pack delivers value.
This option is best for users with many devices or those who prefer buying in bulk. You can replace batteries in dozens of gadgets without frequent reordering. The certified safety features ensure they are safe for standard household electronics and devices.
Safety Certified
CE and RoHS certification ensures these batteries meet international safety and quality standards.
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9. Duracell 6-Pack – Trusted Brand Value
Duracell – 2450 3V Lithium Coin Battery – long lasting battery – 6 Count (Pack of 1)
3 volt coin cell
6 pack quantity
Duralock power
Triple protection
Duracell – 2450 3V Lithium Coin Battery in a 6-count pack combines trusted brand quality with practical quantity. With a 4.6 rating users rely on Duralock power preserve technology to maintain capacity in storage. The triple corrosion protection ensures long-term reliability for critical electronics.
Pros
- Trusted brand
- Duralock technology
- Triple corrosion protection
- Reliable performance
Cons
- Higher price point
- Basic packaging
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This pack is suitable for households that want the security of a leading brand without buying single units. The batteries are designed to last in medical office and security devices where consistent power is key. Users appreciate the guaranteed 10-year storage life for emergency preparedness.
While the price is higher than generic brands the peace of mind of a trusted name is valuable. The packaging is basic compared to some premium options but the performance remains solid. If you need reliable batteries for sensitive devices Duracell is a safe investment.
This option works well for those who prioritize brand reliability for multiple device replacements. The 6-pack offers enough cells to cover various gadgets without too much bulk. With Duralock technology you can trust these batteries to retain power until you need them.
Duralock Technology
Duralock power preserve technology guarantees the battery retains power while sitting in storage.
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10. PHILIPS 5-Pack – Premium Safety
PHILIPS 3V Lithium CR2450 Coin Cell Batteries 5 Count, Long-Lasting Power with 10 Year Storage, Leak-Proof & Child-Safe Packaging for Car Key Fobs, Smart Locks and Household Electronics
3 volt coin cell
10 year storage
Child safe packaging
Wide compatibility
PHILIPS 3V Lithium CR2450 Coin Cell Batteries 5 Count offers premium features including 10-year storage and child-safe packaging. With a 4.6 rating these batteries are designed to retain over 90% capacity even after long storage periods. The leak-proof design ensures safety and device protection.
Pros
- 10 year storage
- Child safe packaging
- Wide compatibility
- Leak proof
Cons
- Higher price
- Standard capacity
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Users find these ideal for daily use and long-term emergency backup in key fobs and smart locks. The child-resistant blister packs are ASTM and CPSC certified providing peace of mind for families. The all-weather performance supports reliable operation in temperatures from -4 to 140 degrees F.
The main trade-off is the higher price compared to generic brands or smaller 5-packs. However the certified safety features and long storage life justify the cost for safety-conscious buyers. You get a trusted brand with excellent support and reliable customer service.
This pack is perfect for households prioritizing safety and reliability for essential electronics. The 5-pack provides enough cells for immediate and future replacements. With certified child safety packaging these batteries offer extra security for homes with children and pets.
Certified Safety
ASTM and CPSC certified child-resistant packaging helps keep small cells away from children.
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Buying Guide – How to Choose the Best CR2450 Lithium Coin Battery
Choosing the right CR2450 battery depends on factors like shelf life, safety features, and brand reputation. This guide helps you identify the best options for your devices.
Shelf Life
Shelf life refers to how long a battery can be stored before use. Most CR2450 batteries promise 10 to 12 years of storage life ensuring they remain fresh. Look for clear expiration dates to avoid buying older stock.
A longer shelf life means you can stock up without worrying about expiration dates.
Child Safety
Safety is critical especially in homes with children. Some packs feature child-resistant packaging to prevent accidental ingestion. This design adds an important layer of protection for small coin cells.
Prioritize child-resistant packaging if you have young children or pets at home.
Brand Reputation
Established brands like Duracell and Energizer undergo extensive testing for reliability. Newer brands may offer lower prices but vary in quality. Check user reviews to ensure consistent performance.
Stick with trusted brands for critical devices like medical equipment or security systems.
Pack Size
Pack sizes range from single units to bulk 20-packs. Smaller packs cost more per unit but offer convenience. Larger packs reduce the frequency of purchases for frequent users.
Choose a pack size that matches your replacement needs and budget.
Temperature Range
CR2450 batteries perform best in specific temperature ranges. Look for models rated for wide ranges if your device sits in hot or cold environments. This ensures consistent voltage during temperature changes.
Select a battery with a wide operating range for outdoor or variable temperature devices.
Leak-Proof Design
Leak-proof construction protects your devices from corrosion and damage. Premium batteries often use nickel-plated shells and special coatings. This feature extends the life of your electronics.
Ensure the battery has a leak-proof design to protect sensitive electronics.
Compatibility
Most CR2450 batteries are interchangeable with DL2450 or ECR2450 models. Check your device manual to confirm the required cell type. Always match the voltage to avoid damaging your gadget.
Verify compatibility with your device before buying to ensure proper function.
Price per Unit
Bulk packs often lower the cost per unit but require a higher upfront investment. Compare the price per battery across different pack sizes to find the best value. Balance cost with safety and quality features.
Calculate the cost per battery to find the best economic option.
How to Use and Care for Your CR2450 Lithium Coin Battery
Always check the polarity marks before inserting the battery into your device. The positive side usually has a smooth surface and marked with a plus sign. Ensure the battery fits securely to avoid poor contact.
Store unused batteries in a cool dry place away from metal objects. This prevents accidental discharge and maintains shelf life for future use. Avoid storing batteries in direct sunlight or extreme temperatures.
Dispose of used batteries responsibly at approved recycling centers. Lithium batteries should not be thrown in regular trash to avoid environmental hazards. Many retailers offer battery recycling drop-off points.
Frequently Asked Questions
What is the main difference between CR2450 and CR2032 batteries?
The main difference lies in physical size and capacity. CR2450 batteries are wider and hold more energy than CR2032 cells. Always match the exact code to your device to ensure proper fit and function.
Can I use a CR2450 battery in a device designed for DL2450?
Yes CR2450 and DL2450 are interchangeable 3V lithium coin cells. They have the same voltage and physical dimensions. You can swap them without issues as long as they fit in the compartment.
How long does a CR2450 battery typically last in a car key fob?
In a car key fob a CR2450 battery can last one to three years depending on usage. Frequent unlocking and locking will drain the battery faster. Keep a spare on hand to avoid being locked out.
Are these batteries safe for medical devices?
Yes reputable CR2450 batteries are safe for medical devices like glucose monitors. They provide stable voltage to ensure accurate readings. Choose high-quality brands to maintain safety standards.
What should I do if a battery leaks inside a device?
If a battery leaks remove it immediately using gloves to avoid skin contact. Clean the compartment with a mild solution and dry thoroughly before inserting a new battery. This protects the device from corrosion damage.
Why do some batteries have higher prices than others?
Higher-priced batteries often include child-safe packaging and longer warranties. Trusted brands invest more in quality control and testing. These factors contribute to better reliability and safety features.
Can I store these batteries in the refrigerator?
No storing batteries in the refrigerator is not recommended due to moisture and temperature fluctuations. Keep them in a cool dry place at room temperature instead. This ensures optimal shelf life and safety.
Do these batteries work in outdoor devices?
Yes CR2450 batteries are designed to handle various temperatures. Look for models with a wide operating range to ensure performance outdoors. This includes car fobs and outdoor sensors.
Final Thoughts on Choosing the Best CR2450 Lithium Coin Battery
The CR2450 lithium coin battery is an essential power source for many modern devices. Choosing the right option ensures your gadgets stay reliable and functional. We compared top picks like Energizer PHILIPS and Duracell for safety and performance.
Prioritize features like child-safe packaging and long shelf life for your household needs. Trusted brands offer peace of mind for critical electronics. Balance cost with quality to find the best value.
Prices and availability change frequently so check the current listings before buying. Keep a few extra batteries on hand to avoid unexpected power loss. With the right choice you can keep your devices running smoothly.