Varta Watch Cell Battery - 321
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Product Information
Full details
The Varta 321 Watch Cell Battery is a high-performance silver-oxide power source designed for watchmakers and consumers seeking reliable longevity for timepieces. It offers consistent 1.55V output and a compact form factor, making it ideal for precision electronics; however, it is a single-use battery and cannot be recharged.
All features
| Model Part Number | 321 |
|---|---|
| Brand | Varta |
Extended Product Information
FAQs
Is this battery rechargeable?
No, the Varta 321 is a single-use silver-oxide battery.
What is the voltage of the Varta 321?
The battery provides a nominal voltage of 1.55V.
Can I use this battery in other small electronics?
Yes, it is compatible with any small precision device requiring a 6.8 mm x 1.65 mm button cell with 1.55V specifications.
How should I dispose of these batteries?
Do not throw in general trash. Take them to a local household battery recycling drop-off location.
Why is it labeled as a Silver-Oxide battery?
Silver-oxide chemistry is used because it maintains a steady, flat voltage profile, which is essential for the accuracy of watch movements.
Troubleshooting
Watch stopped immediately after battery replacement
Ensure the battery is seated firmly in the cradle and the positive (+) terminal is facing the correct direction.
Battery life is shorter than expected
Check the watch movement for internal friction or damage that might be causing a current drain, and ensure the watch back is sealed correctly to prevent moisture ingress.
Pros and Cons
Pros
- Stable 1.55V voltage output
- Reliable, long-lasting performance
- Compact and lightweight design
- Environmentally friendly mercury-free composition
Cons
- Not rechargeable
- Must be disposed of properly according to local battery regulations
- Limited to low-drain electronic applications
Setup, Compatibility & Care
When installing the Varta 321, ensure your hands are clean and dry, as skin oils can affect the contact surfaces. Use plastic tweezers if possible to prevent accidental short-circuits. Always confirm that the battery polarity (+ side up) matches the markings inside your device's battery compartment. Store the batteries in their original j-pack in a cool, dry place to maintain their shelf life. Avoid exposure to high temperatures or direct sunlight.