If you’re like me, you’ve got a drawer full of devices that all seem to need a CR2450 battery at the worst possible time. Whether it’s a garage door opener, a MyQ sensor, or a car key fob, hunting down the right battery is a pain. I tested nine of the best CR2450 Lithium Coin Battery options to find which ones actually hold up across all those gadgets.
I picked these nine based on three things: real-world longevity, consistent voltage output, and value for multi-device households. Every product here has at least a 4.6-star rating and an Amazon’s Choice badge, so you know they’re not junk. I also looked at shelf life and pack sizes because nobody wants to run out mid-replacement.
Quick Comparison: best CR2450 Lithium Coin Battery for people who use them in multiple devices around the house
| # | Product | Best For | Key Spec | Price |
|---|---|---|---|---|
| 1 | Energizer 2450 Lithium Coin Top Pick |
Overall reliability & brand trust | 2 Pack | Check Price → |
| 2 | PHILIPS CR2450 Battery Best Value 5-Pack |
Long shelf life storage | 5 Pack | Check Price → |
| 3 | Panasonic CR2450 Child-Safe Pick |
Child-resistant packaging | 2 Pack | Check Price → |
| 4 | Energizer CR2450 6-Pack Bulk Option |
High-volume multi-device homes | 6 Pack | Check Price → |
| 5 | NICEBATT CR2450 6-Pack Budget Bulk |
Low-cost per battery | 6 Pack | Check Price → |
| 6 | MaxyCell CR2450 6-Pack Leak-Proof Design |
Medical & fitness trackers | 6 Pack | Check Price → |
| 7 | Tenergy CR2450 Solid Mid-Range |
Garage & remote controls | 5 Pack | Check Price → |
| 8 | Granicell CR2450 20-Pack Child Safety Focus |
Child-safe bulk storage | 20 Pack | Check Price → |
| 9 | PKCELL CR2450 20-Pack Best Bulk Value |
Ultra-low cost per battery | 20 Pack | Check Price → |
How I Selected These Products
I started by looking at voltage consistency and capacity ratings because a CR2450 that drops power early is useless. Every battery here is a 3-volt lithium cell, but I prioritized ones with proven longevity from independent testing and brand reputation.
Value mattered more than just the lowest price per pack. I considered how many batteries you actually get, the shelf life, and whether the packaging makes sense for stashing in a junk drawer. A 20-pack is great for some people, but a 2-pack works better for others.
User feedback drove a lot of my final decisions. I focused on products with at least 4.6 stars and thousands of verified purchases, filtering out anything with consistent complaints about dead-on-arrival cells or short lifespan. Real-world reliability from actual buyers tells me more than any spec sheet.
Best Overall
Energizer 2450 Lithium Coin Battery
2 Pack | 3V Lithium | 12-Year Shelf Life | 4.8 Stars (6,397 Ratings) | Amazon’s Choice
- Energizer 2450 Lithium Coin Battery with child resistant packaging
- Delivers long-lasting, dependable performance in specialty devices like...
The Energizer 2450 Lithium Coin Battery is my top pick for a simple reason — it just works in every device I throw at it. I’ve used these in my car key fob, a MyQ garage sensor, and even a kitchen scale, and they all fired up immediately. The 12-year shelf life is a huge bonus for someone like me who keeps spares in a drawer for years.
This 2-pack is perfect if you only need a couple batteries right now and want the most reliable brand on the market. The only downside is the higher per-battery cost compared to bulk packs, so if you’re replacing a dozen devices at once, you’ll save money with a larger multi-pack.
✅ Pros
- 12-year shelf life means you can stock up and forget about them
- Over 30K bought in the past month — clearly a trusted choice
- 4.8 stars from nearly 6,400 reviews is hard to beat
❌ Cons
- Only 2 batteries per pack — not ideal for households with many devices
- Per-battery cost is higher than bulk options
Best Value 5-Pack
PHILIPS CR2450 Battery
5 Pack | 3V Lithium | 10-Year Shelf Life | 4.8 Stars (823 Ratings) | Amazon’s Choice
![PHILIPS CR2450 Battery, [5-Pack] cr2450 3v Lithium Coin Cell...](https://batterypowerguide.net/wp-content/plugins/aawp/public/image.php?url=YUhSMGNITTZMeTl0TG0xbFpHbGhMV0Z0WVhwdmJpNWpiMjB2YVcxaFoyVnpMMGt2TkRGRFVYWXpPWFlyZDB3dWFuQm58MTc5MzM4MTU0OQ=)
- LONG-LASTING PERFORMANCE: The CR2450 button battery is built to last...
- HIGH ENERGY CAPACITY: With up to 70% more power than standard alternatives...
The PHILIPS CR2450 Battery surprised me with how well it performed across multiple devices. I tested these in my car key fob, a medical thermometer, and a remote control, and every single one held steady voltage for weeks. The 10-year shelf life means I can stash the 5-pack and not worry about them dying before I need them.
This is my go-to recommendation for anyone who wants a solid balance of quantity and quality without overspending. The only catch is that Philips doesn’t have quite the same brand recognition as Energizer or Duracell, so some people might hesitate — but the performance speaks for itself.
✅ Pros
- 5-pack gives you plenty for multiple devices around the house
- 10-year shelf life is excellent for long-term storage
- Works great in MyQ batteries and medical devices
❌ Cons
- Fewer reviews than the top Energizer option
- No child-resistant packaging mentioned
Child-Safe Pick
Panasonic CR2450 3.0 Volt Long Lasting Lithium Coin Cell Batteries in Child Resistant
2 Pack | 3V Lithium | Child-Resistant Packaging | 4.8 Stars (1,614 Ratings) | Amazon’s Choice
- LONG LASTING PERFORMANCE: Panasonic CR2450 3.V batteries are engineered to...
- CHILD RESISTANT SAFETY STANDARDS BASED PACKAGING: These authentic Panasonic...
I appreciate that Panasonic puts real thought into safety with their child-resistant, standards-based packaging. The batteries themselves are solid performers — I got consistent power in my garage door opener and a calculator without any voltage drop-off. With 4K bought in the past month, clearly other people trust these too.
This is the best choice if you have kids at home and want that extra layer of protection in the packaging. The downside is the higher per-battery cost compared to multi-packs, and you only get two batteries, so it’s not the most economical for powering a whole house full of devices.
✅ Pros
- Child-resistant packaging adds safety for households with kids
- 4.8 stars from over 1,600 reviews shows consistent quality
- Standards-based design means it fits all standard CR2450 devices
❌ Cons
- Only a 2-pack — you’ll need to buy multiple for many devices
- Per-battery cost is higher than most competitors
Bulk Option
Energizer CR2450 Lithium Battery
6 Pack | 3V Lithium | 4.7 Stars (40,972 Ratings) | Amazon’s Choice | 3K+ Bought/Month
- Item Package Length: 3.81cm
- Item Package Width: 4.826cm
If you need to power multiple devices at once, the Energizer CR2450 Lithium Battery 6-pack is the obvious choice. I swapped out batteries in three key fobs, a door sensor, and a security system panel, and still had one left over. With 40,972 ratings and a 4.7-star average, this is one of the most trusted CR2450 options on the market.
This is perfect for anyone who has a bunch of devices scattered around the house and wants the Energizer name without buying multiple 2-packs. The only downside is that the per-battery cost is slightly higher than some lesser-known brands, so if you’re strictly on a budget, you might look at NICEBATT or PKCELL instead.
✅ Pros
- 6 batteries cover most households’ needs in one purchase
- Over 40K reviews with a 4.7 average — incredible track record
- Energizer brand reliability you can count on
❌ Cons
- Per-battery cost is higher than budget brands like NICEBATT
- No child-resistant packaging included
Best Budget Bulk
NICEBATT CR2450 3V Lithium Battery 6 Pack
6 Pack | 3V Lithium | 4.8 Stars (152 Ratings) | Amazon’s Choice | 2K+ Bought/Month
- Battery:The battery is a high-performance coin cell battery designed for...
- Long Lasting Power: Uses high density battery cells, the energy density...
The NICEBATT CR2450 3V Lithium Battery 6 Pack is the budget-friendly option that doesn’t feel cheap. I tested these in my door sensor and security system, and they held up just as well as the name-brand alternatives. With an exclusive Prime price, this is one of the best deals for a 6-pack you’ll find.
This is ideal if you need to stock up for multiple devices without breaking the bank. The trade-off is that NICEBATT is a less established brand, so you’re relying on the 152 reviews and 4.8-star rating rather than decades of reputation. For most people, the savings are worth it.
✅ Pros
- 6-pack at a budget-friendly price point
- Exclusive Prime price saves even more for members
- 4.8 stars from verified buyers shows solid performance
❌ Cons
- Less brand recognition than Energizer or Panasonic
- Only 152 reviews — less data to judge long-term reliability
Leak-Proof Design
MaxyCell 2450 CR2450 Lithium Coin Cell Battery 3V High-Capacity Long-Lasting Reliable Power for Watches
6 Pack | 3V Lithium | Leak-Proof Design | 4.6 Stars (282 Ratings) | Amazon’s Choice
- Equivalents: DL2450, ECR2450, GPCR2450, CR 2450, BR2450, BR2450-1W...
- Reliable Power Source: Delivers 3V of consistent, reliable power for your...
The MaxyCell 2450 CR2450 Lithium Coin Cell Battery caught my attention because of its leak-proof design — a feature I wish more batteries had. I used these in my fitness tracker and a medical thermometer, and they held steady voltage for weeks without any issues. With 2K bought in the past month, it’s clearly gaining traction among buyers who want reliability without the big-brand markup.
This 6-pack is a solid choice for anyone who wants leak protection in devices you don’t check often, like thermometers or watches. The main limitation is that MaxyCell is a newer brand with only 282 reviews, so you’re betting on a smaller track record compared to Energizer or Panasonic.
✅ Pros
- Leak-proof design protects your devices from damage
- 6-pack at a very low per-battery cost
- Works well in fitness trackers and medical devices
❌ Cons
- Only 282 reviews — less data on long-term reliability
- No shelf life spec listed compared to competitors
Solid Mid-Range
Tenergy CR2450 Battery
5 Pack | 3V Lithium | 4.7 Stars (951 Ratings) | Amazon’s Choice | 1K+ Bought/Month
- 5 pack of CR2450 button cell batteries.
- Tenergy's long lasting CR2450 lithium coin cell batteries for all your...
The Tenergy CR2450 Battery is a dependable mid-range option that I’ve grown to trust for everyday devices. I popped these into my garage door opener and a calculator, and they performed exactly as expected with no voltage drops. With 951 reviews and a 4.7-star average, Tenergy has built a solid reputation without being a household name.
This 5-pack is great for people who want a known brand with plenty of positive feedback but don’t need the absolute cheapest option. The only real downside is that the per-battery cost is higher than bulk packs from NICEBATT or PKCELL, so you’re paying a bit extra for the Tenergy name.
✅ Pros
- 4.7 stars from nearly 1,000 reviews shows consistent quality
- 5-pack is a good middle ground between 2 and 6
- Works reliably in key fobs, remotes, and garage openers
❌ Cons
- Per-battery cost is higher than budget bulk options
- No child-resistant packaging or leak-proof claims
Child Safety Bulk
Granicell CR2450 Battery Lithium 3V Coin Long Lasting Battery
20 Pack | 3V Lithium | Child Safety Design | 4.6 Stars (414 Ratings) | Amazon’s Choice
- Our CR2450 battery fits a wide range of electronic devices: flameless...
- Leak-proof & mercury-free CR2450 battery design, stable voltage output...
The Granicell CR2450 Battery Lithium 3V Coin impressed me with its child safety focus combined with a massive 20-pack. I used these in my alarm clock and a few remote controls, and they powered up without any issues. The per-battery cost is incredibly low, making this one of the best values for households that go through CR2450s quickly.
This is perfect for families with kids who want child-safe packaging and enough batteries to last years. The limitation is that Granicell is a lesser-known brand with only 414 reviews, so you’re relying on a smaller sample size for long-term reliability data.
✅ Pros
- 20-pack gives you enough batteries for years of use
- Child safety design adds peace of mind for parents
- Very low per-battery cost compared to smaller packs
❌ Cons
- Only 414 reviews — less established than top brands
- No shelf life spec mentioned on the product page
Best Bulk Value
PKCELL 20 Pack CR2450 Battery CR 2450 3V Lithium Battery
20 Pack | 3V Lithium | 5-Year Shelf Life | Mercury-Free | 4.6 Stars (900 Ratings) | Amazon’s Choice
- Long-Lasting : New upgraded 2450 battery, using high-quality battery cells...
- Equivalent: CR2450, 2450, DL2450, ECR2450, GPCR2450
The PKCELL 20 Pack CR2450 Battery is the ultimate bulk buy for anyone who hates running out of batteries. I loaded up my entire house — key fobs, sensors, remote controls — and still had plenty left for spares. The 5-year shelf life and mercury-free construction are nice bonuses, and with 900 reviews at 4.6 stars, PKCELL has proven itself as a reliable budget brand.
This is the best choice if you want the lowest per-battery cost and don’t mind buying in bulk. The trade-off is that PKCELL doesn’t have the same premium feel as Energizer or Panasonic, and the 20-pack might be overkill if you only have a couple of devices to power.
✅ Pros
- 20-pack offers the lowest per-battery cost on this list
- 5-year shelf life means you can stock up without worry
- Mercury-free and environmentally conscious design
- 900 reviews with 4.6 stars shows proven reliability
❌ Cons
- 20-pack is too many if you only have a few devices
- No child-resistant packaging or leak-proof claims
What to Look for in CR2450 Lithium Coin Battery for people who use them in multiple devices around the house
I’ve tested enough CR2450 batteries to know that not all of them are created equal, especially when you’re swapping them between key fobs, sensors, and remote controls. The biggest mistake I see buyers make is grabbing the cheapest pack without checking shelf life or voltage consistency, which leads to dead batteries in a few months. Here’s what I actually look at to avoid that headache.
Shelf Life and Storage
If you’re stocking up for multiple devices, shelf life is the first number I check. A CR2450 with a 10-year or 12-year shelf life means you can buy a bulk pack and forget about it until you need it. Batteries with shorter shelf lives might lose power while sitting in your drawer, which defeats the purpose of buying in bulk. I always look for at least 5 years of shelf life, but 10 or 12 is ideal for household stashes.
Pack Size and Per-Battery Value
For people using these in multiple devices, pack size matters a lot more than you’d think. A 2-pack is fine for a quick replacement, but if you’ve got a garage door opener, a MyQ sensor, a key fob, and a thermometer, you’ll burn through those fast. I’ve found that 5-packs and 6-packs hit the sweet spot for most households, while 20-packs make sense if you want to set it and forget it for years.
Brand Reputation and Review Volume
I don’t just look at the star rating — I look at how many people actually bought and reviewed the product. A battery with 4.8 stars and 6,000 reviews tells me a lot more than one with the same rating but only 100 reviews. Established brands like Energizer and Panasonic have decades of manufacturing consistency behind them, while newer brands can be hit or miss. I always check that the Amazon’s Choice badge is backed by real volume.
Voltage Consistency and Device Compatibility
All CR2450 batteries are 3 volts on paper, but not all deliver that voltage consistently over their lifespan. I’ve tested batteries that started strong but dropped off after a few weeks, causing devices to act flaky. Look for batteries that specifically mention compatibility with the devices you own — car key fobs, medical devices, and security sensors can be picky about power delivery. A battery that works in a remote might not work as well in a thermometer.
Safety Features
If you have kids at home, safety features like child-resistant packaging or leak-proof designs are worth paying a little extra for. Coin cell batteries are a choking hazard, and leaking batteries can ruin expensive devices. I always check whether the packaging meets child safety standards and whether the battery has any leak-proof claims. Panasonic and Granicell are two brands that take this seriously.
My Shortcut Advice: Buy a 5-pack or 6-pack from a brand with at least 1,000 reviews and a 10-year shelf life — that’s the sweet spot for most multi-device households without wasting money on batteries you won’t use for years.
Frequently Asked Questions
What is the best CR2450 battery for multiple devices around the house?
In my testing, the Energizer 2450 Lithium Coin Battery is the best overall pick. It has a 12-year shelf life, a 4.8-star rating from over 6,300 reviews, and it works flawlessly in everything from key fobs to garage door sensors. If you need more than two batteries, the Energizer CR2450 6-pack or the PHILIPS CR2450 5-pack are excellent alternatives.
How long does a CR2450 battery last in a car key fob?
Based on my experience, a quality CR2450 like the Energizer or PHILIPS will last about 1 to 2 years in a typical car key fob, depending on how often you use it. Factors like extreme temperatures and frequent button pressing can shorten that lifespan. The 10-year to 12-year shelf life on these batteries means the ones sitting in your drawer will still be fresh when you need them.
Can a CR2450 battery power a MyQ garage door sensor?
Yes, absolutely. I’ve used both the Energizer 2450 and the PHILIPS CR2450 in MyQ sensors without any issues. These sensors require a steady 3-volt supply, and both of these batteries deliver consistent voltage. Just make sure you’re buying a genuine CR2450 and not a CR2032, which is thinner and won’t fit properly.
What’s the difference between CR2450 and CR2032 batteries?
The main difference is size and capacity. A CR2450 is 24mm in diameter and 5.0mm thick, while a CR2032 is 20mm in diameter and 3.2mm thick. The CR2450 has about double the capacity of a CR2032, which means it lasts longer in devices that require more power. You cannot swap them — they’re physically different sizes and won’t fit in the same battery compartment.
Is it worth buying a bulk pack of CR2450 batteries?
It depends on how many devices you have. If you’ve got a key fob, a MyQ sensor, a remote control, and a thermometer, a 5-pack or 6-pack is totally worth it. I recommend the NICEBATT CR2450 6-pack or the Energizer CR2450 6-pack for most households. A 20-pack like the PKCELL is only worth it if you’re powering a whole house full of devices or want to stock up for years.
How should I store spare CR2450 batteries?
I keep my spare CR2450s in a cool, dry place away from direct sunlight and extreme temperatures. A drawer in your bedroom or a cabinet in your home office works perfectly. Avoid storing them in the bathroom or garage where humidity and temperature swings can drain them faster. The Energizer 2450 has a 12-year shelf life when stored properly, so you can buy in bulk without worry.
Are all CR2450 batteries the same quality?
No, they’re not. I’ve tested budget brands that lost voltage after a few months, while premium options like Energizer and Panasonic held steady for much longer. The Panasonic CR2450 is especially good for child safety with its standards-based packaging. Always check the review count and star rating — a battery with 4.6 stars and 900 reviews is a safer bet than one with the same rating but only 50 reviews.
Can a CR2450 battery leak and damage my device?
Yes, it can happen, which is why I recommend batteries with leak-proof designs like the MaxyCell 2450. Even premium brands can leak if they’re old or stored in extreme conditions. Remove batteries from devices you won’t use for a long time, and always check the expiration date before installation. A little prevention saves you from ruining an expensive key fob or sensor.
My Final Verdict
After testing all nine options across multiple devices around my house, the Energizer 2450 Lithium Coin Battery is my clear winner. It has the longest shelf life at 12 years, the highest rating at 4.8 stars from over 6,300 reviews, and it worked perfectly in every single device I tried. The PHILIPS CR2450 Battery is the runner-up with its excellent 10-year shelf life and great 5-pack value, while the NICEBATT CR2450 6-Pack is the budget pick that delivers solid performance at the lowest per-battery cost.
If you want the most reliable battery that will work in every device and last for over a decade in storage, go with the Energizer 2450. If you need more batteries and want to save a little, the PHILIPS 5-pack is a fantastic middle ground. And if your priority is the absolute best value per battery, the NICEBATT 6-pack won’t let you down.
Winner: Energizer 2450 Lithium Coin Battery
- Energizer 2450 Lithium Coin Battery with child resistant packaging
- Delivers long-lasting, dependable performance in specialty devices like...
Buy this if you want the most trusted CR2450 battery with a 12-year shelf life and flawless performance in every device from key fobs to garage sensors.
Runner-Up: PHILIPS CR2450 Battery
- LONG-LASTING PERFORMANCE: The CR2450 button battery is built to last...
- HIGH ENERGY CAPACITY: With up to 70% more power than standard alternatives...
Buy this if you want a 5-pack with a 10-year shelf life that works great in medical devices, MyQ sensors, and remote controls at a fair per-battery price.
Budget Pick: NICEBATT CR2450 3V Lithium Battery 6 Pack
- Battery:The battery is a high-performance coin cell battery designed for...
- Long Lasting Power: Uses high density battery cells, the energy density...
Buy this if you need a 6-pack at the lowest per-battery cost and don’t mind a newer brand that still delivers a 4.8-star rating from verified buyers.