TXY 10pcs/Pack AG4 Alkaline Cell Battery 377A 377 LR626 SR626SW 20mAh Long Lasting Button Batteries for Toys Remote Camera
4.6Editor score
High capacity 20mAh output
Low self-discharge for storage
Mercury-free environmentally safe
In this guide
Choosing the right 377A watch battery is essential for maintaining accurate timekeeping and reliable device operation. A high-quality cell ensures stable voltage and long-lasting performance without risking leakage or corrosion inside your delicate electronics.
We evaluated ten top-rated options based on capacity, shelf life, and safety features. Our analysis focuses on silver oxide and alkaline variants to help you select the best power source for your specific needs and budget.
Each pick highlights unique strengths like leak-proof design or eco-friendly materials. Prices may fluctuate over time so please check current listings before purchasing to ensure you get the best value available today.
Top 3 Picks for Best 377A Watch Battery
LiCB 10 Pack SR626SW 377 Watch Battery,Long-Lasting & Leak-Proof,High Capacity Silver Oxide 1.55V Button Cell Batteries for Watch
4.7Editor score
Grade A silver oxide cells
Three year shelf life guarantee
CE and ROHS certified
Duracell 377/376 Silver Oxide Button Batteries, 2 Count (Pack of 1), Battery with Long-Lasting Power for Watches, Calculators, and More
4.7Editor score
Guaranteed four year storage life
Child-secure packaging design
Trusted brand reliability
Top 10 Best 377A Watch Battery in 2026 Compared
The following table provides a side-by-side look at the key specifications and unique selling points of every product we reviewed in this comprehensive guide.
ProductsSpecificationsEditor scorePrice
Best Budget
TXY 10pcs/Pack AG4 Alkaline Cell Battery 377A 377 LR626 SR626SW 20mAh Long Lasting Button Batteries for Toys Remote Camera
Voltage 1.55V
Capacity 20mAh
Chemistry Alkaline
Quantity 10 pieces
4.6Editor score
Editor's Choice
LiCB 10 Pack SR626SW 377 Watch Battery,Long-Lasting & Leak-Proof,High Capacity Silver Oxide 1.55V Button Cell Batteries for Watch
Voltage 1.55V
Chemistry Silver Oxide
Shelf Life 3 Years
Quantity 10 pieces
4.7Editor score
Best Budget
SR626SW Watch Batteries 377 376 LR626 Battery AG4 1.5v Alkaline Coin Cells (10 Count (Pack of 1))
Voltage 1.5V
Chemistry Alkaline
Shelf Life 2 Years
Quantity 10 pieces
4.7Editor score
Energizer 377/376 Watch Batteries (Pack of 5)
Type Button Cell
Replaces SR626W
Replaces SR626SW
Quantity 5 pieces
4.7Editor score
LOOPACELL 377/376 / SR626W / SR626SW / Silver Oxide Watch Batteries (Pack of 5) – 1.55V Long Lasting Coin Cell Battery for Watches, Toys, Decorations, Wristwatches, Remote Control, Mini Radio
Voltage 1.55V
Chemistry Silver Oxide
Leak Proof Tech
Quantity 5 pieces
4.6Editor score
10pcs 1.5V AG4 LR626 Alkaline Button Battery L626 LR626 LR66 SR626 377 SR626SW Batteries Coin Cells for Watches Calculators Toys
Diameter 6.8mm
Chemistry Alkaline
Voltage 1.5V
Quantity 10 pieces
4.7Editor score
LiCB 20 Pack SR626SW 377 626 Watch Battery 1.5V Button Cell Batteries
Voltage 1.55V
Chemistry Silver Oxide
Shelf Life 3 Years
Quantity 20 pieces
4.7Editor score
SKOANBE 10Pack SR626SW 377 LR626 AG4 1.5V Watch Battery
Voltage 1.5V
Chemistry Silver Oxide
Shelf Life 3 Years
Quantity 10 pieces
4.6Editor score
Duracell 377/376 Silver Oxide Button Batteries, 2 Count (Pack of 1), Battery with Long-Lasting Power for Watches, Calculators, and More
Chemistry Silver Oxide
Shelf Life 4 Years
Quantity 2 pieces
Child Secure Pack
4.7Editor score
DURNERGY SR626SW Watch Battery 10 Pack, AG4 Alkaline Button Cell Battery, 377/376 Watch Batteries, 1.5V LR626 Batteries 377A
Voltage 1.5V
Chemistry Alkaline
Temp Range -4 to 140F
Quantity 10 pieces
4.7Editor score
1. TXY 10pcs/Pack AG4 Alkaline Cell Battery – Best Value Pack
TXY 10pcs/Pack AG4 Alkaline Cell Battery 377A 377 LR626 SR626SW 20mAh Long Lasting Button Batteries for Toys Remote Camera
Voltage 1.55V output
20mAh capacity per cell
Mercury-free safe materials
10 piece packaging
The TXY AG4 battery pack delivers high capacity output suitable for various small electronics. With a rating of 4.6 stars it stands out as an affordable option for bulk buyers needing reliable power.
Pros
- High capacity for longer life
- Low self-discharge rate
- Mercury-free environment friendly
- Sealed stainless steel case
Cons
- Alkaline chemistry limitations
- Shorter shelf life than silver
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Its low self-discharge feature allows for extended storage times up to four years if kept in cool dry conditions. The stainless steel casing provides a strong seal against leakage ensuring device safety.
While it is alkaline rather than silver oxide the battery offers sufficient power for watches and toys. Users should note that alkaline cells may have a shorter shelf life compared to premium silver oxide alternatives.
This pack is ideal for households with multiple devices requiring 377A batteries. Its eco-friendly mercury-free design makes it a responsible choice for those conscious about environmental impact.
Reliable Storage Stability
Low self-discharge technology keeps the battery ready for use even after long periods of inactivity.
Eco-Conscious Manufacturing
Production avoids harmful substances like lead and mercury ensuring a safer disposal process.
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2. LiCB 10 Pack SR626SW Watch Battery – Top Rated Choice
LiCB 10 Pack SR626SW 377 Watch Battery,Long-Lasting & Leak-Proof,High Capacity Silver Oxide 1.55V Button Cell Batteries for Watch
Silver Oxide Chemistry
Full 1.5 Volts charge
3 Years shelf life
CE ROHS certified
LiCB offers a highly rated option for those needing reliable watch batteries. Its Grade A silver oxide cells ensure consistent performance across various devices with a 4.7 star rating.
Pros
- Grade A quality cells
- Long-lasting power output
- Certified safety standards
- Exact fresh 1.5 volts
Cons
- Price higher than alkaline
- Small package quantity
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The battery guarantees a full 1.5 volts charge out of the box ensuring immediate use without delay. Its three-year shelf life provides peace of mind for long-term storage and preparedness.
Certified by CE and ROHS standards this product meets strict quality control measures. The blister pack protects each cell from damage and ensures freshness until the moment of installation.
Ideal for watch owners and collectors these batteries offer precise power for accurate timekeeping. The balance of quality and value makes it a standout choice for everyday needs.
Certified Safety Standards
Strict quality control ensures every cell meets rigorous safety and performance benchmarks.
Consistent Voltage Output
Maintains stable power delivery for longer periods to prevent device malfunction.
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3. SR626SW Watch Batteries – Reliable Alkaline Option
SR626SW Watch Batteries 377 376 LR626 Battery AG4 1.5v Alkaline Coin Cells (10 Count (Pack of 1))
Voltage 1.5 Volts
Shelf Life 2 Years
Chemistry Alkaline
10 count package
This pack of SR626SW batteries is perfect for replacing power in multiple devices. Its 4.7 rating reflects user satisfaction with consistent performance and ease of use.
Pros
- Stable voltage output
- High discharge efficiency
- Protects sensitive equipment
- Easy to identify
Cons
- Shorter shelf life
- Less durable in extreme temps
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The alkaline chemistry provides stable voltage for reliable operation. Its high discharge efficiency ensures that the device runs smoothly without unexpected power drops or interruptions.
Users should store these batteries in cool and dark places to maximize shelf life. Proper handling is crucial to avoid short circuits or damage during the installation process.
Great for occasional users these batteries offer dependable power at a reasonable cost. Follow the tips on packaging to ensure safety and longevity during storage.
Efficient Power Delivery
Designed to minimize energy waste ensuring every charge is utilized effectively.
Safe Storage Tips
Keep batteries away from heat and humidity to prevent degradation and leakage.
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4. Energizer 377/376 Watch Batteries – Trusted Brand Power
Energizer 377/376 Watch Batteries (Pack of 5)
Audio Video Power Supply
Button Type Cell
Replaces SR626W
Pack of 5 units
Energizer is a household name known for reliable power solutions. These watch batteries offer consistent performance for devices requiring SR626W or SR626SW types.
Pros
- Trusted brand reputation
- Wide device compatibility
- Reliable performance
- Easy to find
Cons
- Pack size small
- Higher price point
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Designed for audio and video power supplies they deliver stable energy output. The button cell design fits perfectly into standard watch compartments without issues.
With a 4.7 rating users appreciate the reliability and ease of use. The compact pack size is ideal for those needing just a few replacements at a time.
Choose this option if you prioritize brand trust and consistent quality. Energizer ensures that your device remains powered without unexpected failures.
Proven Brand Quality
Decades of experience in battery manufacturing guarantee dependable and safe products.
Compact Convenience
Small pack size reduces waste and saves space in your storage drawer.
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5. LOOPACELL Silver Oxide Watch Batteries – Leak-Proof Safety
LOOPACELL 377/376 / SR626W / SR626SW / Silver Oxide Watch Batteries (Pack of 5) – 1.55V Long Lasting Coin Cell Battery for Watches, Toys, Decorations, Wristwatches, Remote Control, Mini Radio
Voltage 1.55V
Leak Proof Technology
Anti-Corrosion Elements
Pack of 5
LOOPACELL focuses on safety with its advanced leak-proof technology. The batteries include anti-corrosion elements to protect your devices from potential damage.
Pros
- Leak proof guarantee
- Silver oxide chemistry
- Ready to use
- Wide device suitability
Cons
- Limited quantity pack
- Average price range
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Silver oxide chemistry ensures high power and long life for reliable performance. Users can be confident that the battery will provide stable power for years to come.
The pack of five is perfect for having spares on hand. Each battery arrives charged and ready to use ensuring no downtime for your devices.
Ideal for diverse applications this battery supports watches toys and more. Choose LOOPACELL if safety and protection are your top priorities.
Anti-Corrosion Protection
Specialized elements prevent oxidation ensuring the battery lasts longer safely.
Instant Power Availability
Ships fully charged to provide immediate power without waiting for charging.
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6. 10pcs AG4 Button Batteries – Compact and Efficient
10pcs 1.5V AG4 LR626 Alkaline Button Battery L626 LR626 LR66 SR626 377 SR626SW Batteries Coin Cells for Watches Calculators Toys
Diameter 6.8mm
High energy density
Long lifespan
Quantity 10 pieces
This 10-piece pack offers versatile power for toys calculators and more. Its 6.8mm diameter fits standard devices with high energy density for sustained use.
Pros
- Continuous power supply
- Compact design
- Wide device use
- High density storage
Cons
- Requires careful handling
- Alkaline limitations
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The long lifespan ensures you get the most out of every battery. High energy density means it delivers power efficiently without frequent replacements.
Users must handle these with care to avoid short circuits. Keep them in a cool dry place and insert them correctly to ensure safety.
A great choice for bulk buyers these batteries provide reliable power across multiple devices. Follow the tips to maintain safety and performance over time.
Compact Energy Storage
Small size packs a powerful punch for portable devices.
Correct Installation Tips
Align terminals carefully to prevent short circuits and ensure proper contact.
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7. LiCB 20 Pack SR626SW Battery – Bulk Value Option
LiCB 20 Pack SR626SW 377 626 Watch Battery 1.5V Button Cell Batteries
Grade A cells
CE ROHS certified
3 Years shelf life
20 pieces included
LiCB offers a bulk 20-pack for those who need ample power supplies. With Grade A silver oxide cells it ensures longer battery life for your devices.
Pros
- Large quantity pack
- Certified quality
- Long shelf life
- Cost effective value
Cons
- Large storage required
- Price higher than 10 pack
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Each cell is fully charged and ready for immediate use. The three-year shelf life allows for long-term storage without worrying about degradation.
The blister pack keeps each battery safe from damage during storage. This makes it easy to retrieve and install batteries when needed.
Perfect for businesses or large families this pack provides reliable power for all needs. Invest in quality with LiCB's certified and tested cells.
Certified Quality Control
Strict testing standards ensure every cell meets high performance benchmarks.
Cost-Effective Bulk
Buying in larger quantities often leads to better overall value for money.
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8. SKOANBE 10Pack Watch Battery – Safe and Fresh
SKOANBE 10Pack SR626SW 377 LR626 AG4 1.5V Watch Battery
Fresh 3 Years Shelf Life
Full 1.5 Volts
Multiple compatibility
10 pieces per pack
SKOANBE provides a 10-pack designed to deliver reliable and fresh power. With a full 1.5 volts charge every battery is ready for immediate installation.
Pros
- Fresh guaranteed charge
- Multiple compatibility
- Long-lasting power
- Easy handling tips
Cons
- Handling warnings strict
- Standard packaging
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Compatibility spans multiple models including SR626SW and AG4. This versatility makes it a convenient choice for various devices needing reliable power.
Users are advised to avoid touching terminals directly to prevent short circuits. Following proper handling ensures safety and longevity for every cell.
Ideal for everyday use this battery offers consistent performance for watches. Ensure you follow the tips to maximize the benefits of each battery.
Freshness Guaranteed
Shipped with a full charge ensuring optimal performance from the start.
Safe Handling Practices
Handle edges rather than terminals to prevent accidental short circuits.
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9. Duracell Silver Oxide Batteries – Premium Quality Choice
Duracell 377/376 Silver Oxide Button Batteries, 2 Count (Pack of 1), Battery with Long-Lasting Power for Watches, Calculators, and More
4 Years storage guarantee
Child-secure packaging
Trusted brand
2 Count pack
Duracell offers a premium option with a guaranteed four-year storage life. This ensures that your batteries are ready whenever you need them for critical devices.
Pros
- Guaranteed 4 year life
- Child-secure design
- High performance devices
- Reliable brand
Cons
- Small pack size
- Higher cost
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Designed for high-powered devices these batteries provide long-lasting power. The silver oxide chemistry ensures stable voltage for consistent performance over time.
Child-secure packaging makes it nearly impossible to open without tools. This feature adds an extra layer of safety for households with young children.
Perfect for those prioritizing safety and reliability this is a trusted choice. Duracell's reputation ensures you get the best quality for your investment.
Premium Brand Trust
Backed by a global reputation for quality and safety standards.
Child Safety Features
Secure packaging prevents accidental access to small batteries by children.
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10. DURNERGY SR626SW Watch Battery – Wide Temp Range
DURNERGY SR626SW Watch Battery 10 Pack, AG4 Alkaline Button Cell Battery, 377/376 Watch Batteries, 1.5V LR626 Batteries 377A
Temp Range -4 to 140F
Anti-misalignment design
Sealed steel case
Green battery material
DURNERGY provides a versatile battery that operates across a wide temperature range. From extreme cold to heat it ensures normal function for various applications.
Pros
- Wide temp operation
- Eco-friendly materials
- Easy individual removal
- Quality testing
Cons
- Requires careful use
- Small pack size
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The sealed steel case prevents leakage effectively. It also uses eco-friendly materials to reduce environmental impact without compromising performance.
Each battery can be cut individually along the dotted line. This anti-misalignment design ensures that unused batteries remain safe and easy to store.
Suitable for watches car remotes and tools this battery delivers steady power. Trust DURNERGY's strict quality testing for reliable performance in any device.
Eco-Friendly Materials
Constructed without lead or mercury to minimize environmental impact.
Individual Battery Storage
Easy-to-cut design prevents misplaced batteries and ensures safe storage.
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Buying Guide – How to Choose the Best 377A Watch Battery
Selecting the right battery requires understanding chemistry, shelf life, and compatibility. This guide outlines key factors to help you make an informed decision.
Chemistry Type
Alkaline and silver oxide batteries differ in performance and cost. Silver oxide maintains stable voltage and is often preferred for watches requiring accuracy over long periods. Alkaline batteries are cheaper but may have shorter shelf life and less stable output.
Choose silver oxide for watches and sensitive electronics to ensure consistent performance. Alkaline is suitable for low-drain devices like remote controls or toys.
Shelf Life
Shelf life refers to how long the battery remains viable in storage. Silver oxide batteries typically offer 3 to 4 years of shelf life while alkaline options may be less.
Store batteries in a cool dry place to extend shelf life. Always check the expiration date on packaging to ensure freshness.
Pack Size
Batteries come in various pack sizes from 2 to 20 pieces. Larger packs offer better value for bulk buyers while smaller packs are ideal for occasional replacements.
Choose a pack size that matches your usage needs to avoid waste or shortages. Bulk packs are cost-effective for families with multiple devices.
Leak-Proof Technology
Leak-proof features prevent corrosion and damage to your devices. Look for sealed steel casings or specialized coatings that enhance safety and durability.
Prioritize leak-proof options to protect expensive watches or electronics from potential damage. This feature is crucial for long-term reliability.
Certifications
Certifications like CE and ROHS indicate compliance with safety standards. These certifications ensure that the battery meets rigorous quality and environmental requirements.
Choose certified products to ensure safety and reliability. Unverified batteries may pose risks to your devices or personal health.
Compatibility
Ensure the battery matches your device requirements. The 377A designation covers various equivalents like SR626SW and LR626 which may vary by manufacturer.
Check your device manual or existing battery for exact model numbers. Using the wrong type can damage your device or lead to poor performance.
Brand Reputation
Well-known brands often provide better quality assurance and customer support. Established manufacturers invest in testing and safety to ensure product reliability.
Trust reputable brands to minimize risks and ensure consistent performance. Avoid unknown brands that lack transparency or safety certifications.
Storage Conditions
Proper storage extends battery life and maintains performance. Keep batteries in dark cool dry places away from heat and humidity.
Avoid storing batteries in extreme temperatures or direct sunlight. Proper handling ensures they remain ready for use when needed.
How to Use and Care for Your 377A Watch Battery
Always handle batteries by their edges rather than terminals to prevent short circuits and damage. Avoid touching the metal contacts directly as oils and moisture can affect performance.
Store unused batteries in a cool dry place away from direct sunlight and extreme temperatures. Keeping them in their original packaging helps maintain freshness and prevents accidental contact.
Insert batteries into devices with the correct polarity to ensure proper function. Check the positive and negative signs on the device casing before installation to avoid damage.
Frequently Asked Questions
What is the difference between 377 and SR626SW batteries?
They are essentially the same battery with different naming conventions used by manufacturers. Both refer to a 1.55V button cell used in watches. Always check compatibility with your specific device model.
How long does a 377A watch battery last?
Battery life varies based on the device but typically ranges from 1 to 2 years for watches. Factors like device consumption and storage conditions impact how long the battery remains effective.
Can I reuse a watch battery once it is dead?
No, button cell batteries are non-rechargeable and should be replaced once depleted. Attempting to reuse or recharge them can be dangerous and damage your devices or the battery itself.
How do I dispose of used 377A batteries safely?
Dispose of batteries at designated recycling centers as they contain materials that can harm the environment. Avoid throwing them in regular trash or fire as this may cause leaks or fires.
What happens if I touch the terminals of a watch battery?
Touching terminals can leave oils that reduce conductivity or cause short circuits during installation. Always handle batteries by the edges and use a clean dry cloth if needed.
Are 377A batteries safe for everyday use?
Yes, modern 377A batteries are safe for everyday use when handled properly. Ensure they are mercury-free and stored correctly to prevent leakage or environmental harm.
Can I mix different brands of 377A batteries?
It is better to use batteries from the same brand and batch to ensure consistent performance. Mixing brands may lead to unequal voltage or capacity issues affecting your device.
Why does my watch stop working after changing the battery?
This may be due to improper installation or contact issues. Check polarity and clean the terminals gently before trying again. If problems persist consult a professional for the device.
Final Thoughts on Choosing the Best 377A Watch Battery
We have reviewed ten top-rated options offering a range of choices for different needs. From budget-friendly alkaline packs to premium silver oxide brands there is something for every user.
Prioritize safety and shelf life when selecting a battery. Look for leak-proof designs and certified quality to ensure your devices remain reliable and safe over time.
Prices may fluctuate so check current listings before making your purchase. Stay informed about the latest options to get the best value and performance for your devices.