The Renata 357 is a non-rechargeable silver oxide button cell engineered in Switzerland. It delivers a stable 1.55 V output and approximately 190 mAh capacity, making it perfect for high-drain or standard applications like watches, calculators, key fobs, LED lights, remote controls, CMOS memory backup, and medical or industrial electronics. It features a flat top terminal, is mercury-free, and boasts excellent long-term voltage retention thanks to its advanced leak-resistant sealing. Crafted with Swiss precision and trusted by leading OEMs for reliability and performance.
Brand:
Categories:
Coin and Button Cell| Feature | Detail |
|---|---|
| Brand / Model | Renata 357 / SR44W / SR44 / SR1154W |
| Chemistry | Silver Oxide (Zn / Ag₂O), mercury-free |
| Nominal Voltage | 1.55 V |
| Capacity | ~190 mAh (measured over 5.62 kΩ to 1.2 V) |
| Diameter | 11.6 mm |
| Thickness (Height) | 5.4 mm |
| Weight | ~2.30 g |
| Operating Temp Range | ~0 °C to +60 °C |
| Terminal Style | Flat top |
| Shelf Life | 3–5 years with low self-discharge |
| Rechargeable | No (Primary cell) |
| Relabeled Equivalents | LR44, 357, SR44W, 1107SO, etc. |
Renata's comprehensive assortment of over 40 different watch battery types, mostly of the silver oxide 1.55 V system, offers a suitable power source for any electronic device requiring an ultra-compact, long lasting, low voltage power source.
Renata has developed its 0% mercury battery line in close cooperation with the Swiss Watch Industry. The new batteries were tested by various independent laboratories and approved by several important OEM customers. Most of the major luxurious Swiss Watch Brands rely on Renata.
Your email address will not be published. Required fields are marked *
Please login to write review!
Looks like there are no reviews yet.
Comment