Maxell 379 SR521SW Watch Batteries - Silver
Best current price£2.75from eBay
Best offers
Shopping.co.uk recommended and popular offers
eBay£2.75Visit shop Maxell 379 / SR521SW Silver Oxide Watch Battery
Visit shopeBay£2.75Visit shop One Offer
1 offer from £2.75
View price history by clicking the chart icon.
Product Information
Full details
This guide is for anyone needing to replace watch batteries, specifically those using Maxell 379 / SR521SW batteries. These silver oxide batteries offer a reliable 1.55V power source, ensuring your watch functions accurately. Please note that proper handling with plastic or ceramic tweezers is advised to avoid short-circuiting.
All features
| Colour | Silver |
|---|---|
| Model Part Number | 18293000 |
| Brand | Maxell |
Extended Product Information
FAQs
What is the lifespan of these batteries?
The lifespan depends on the watch and its functions, but typically, a Maxell SR521SW battery can last from 1 to 3 years.
Are these batteries rechargeable?
No, these are single-use batteries and are not designed to be recharged.
What should I do with the old battery?
Dispose of the used battery responsibly. Check your local regulations for battery recycling guidelines.
Can I use metal tweezers to install the battery?
It's recommended to use plastic or ceramic tweezers to avoid short-circuiting the battery. Metal tweezers can cause a short circuit.
Where are these batteries made?
These batteries are made in Japan, known for their quality.
What is the voltage of the battery?
The battery provides a consistent 1.55V.
What is the capacity of the battery?
The battery capacity is 16 mAh.
Troubleshooting
Watch is not working after battery replacement.
Double-check the battery's polarity (+/-). Ensure the battery is making proper contact within the watch. If the issue persists, the watch may require professional servicing.
Watch is running slow or fast.
A weak battery can affect timekeeping. Replace the battery with a fresh one. If the problem continues, the watch mechanism may need servicing.
Pros and Cons
Pros
- High-quality silver oxide battery ensures long-lasting performance.
- Mercury-free design is environmentally friendly.
- Consistent 1.55V voltage for reliable watch operation.
- Specifically designed for SR521SW compatibility.
- Made in Japan, ensuring high quality.
- Individually blister-packed for safety and convenience.
Cons
- Single-use battery requires replacement when depleted.
- Requires careful handling to avoid short-circuiting.
- Special tools (tweezers) may be needed for installation.
- Limited to use in devices that require SR521SW batteries.
Setup, Compatibility & Care
- Compatibility: Ensure your device requires an SR521SW battery. Check your watch's battery compartment or the existing battery for the correct size and type.
- Installation: Carefully open the battery compartment of your watch. Use plastic or ceramic tweezers to avoid short-circuiting the battery. Insert the new SR521SW battery, ensuring correct polarity (+ and -) as indicated inside the compartment. Close the compartment securely.
- Care: Store batteries in a cool, dry place. Avoid contact with metal objects, which can cause a short circuit. Dispose of used batteries responsibly, following local regulations.