Maxell 381 (SR1120SW) 1.55V Silver Oxide Watch Battery – Low-Drain, Stable Power
The Maxell 381 (SR1120SW) is a reliable 1.55V silver oxide button cell designed for low-drain applications, making it an excellent choice for analog watches and other compatible small devices. It delivers a stable output voltage for accurate timekeeping, with high energy density for longer service life. Built with excellent leak resistance, this battery is a trusted replacement option for everyday wear watches and professional watch servicing.
Key Features
Brand: Maxell
Model / Equivalent: 381 / SR1120SW
Voltage: 1.55V
Chemistry: Silver Oxide (steady, long-lasting output)
Best For: Low-drain devices, especially analog watches
Performance Benefits: Stable voltage, high energy density, excellent leak resistance
Compatibility Note
Please confirm your device requires 381 / SR1120SW (match the code on your old battery or check your device manual) before purchase.
