Maxell 370 (SR920W) 1.55V Silver Oxide Battery – High-Drain Button Cell
The Maxell 370 (SR920W) is a premium high-drain silver oxide button cell built for devices that need reliable power during higher load and peak-demand functions. It delivers a stable 1.55V output, making it a trusted choice for feature-rich watches—including models with alarms, chronographs, and backlights. It’s also widely used in compatible medical devices, calculators, and keyless entry systems, providing consistent performance and dependable runtime.
Key Features
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Brand: Maxell
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Model / Equivalent: 370 / SR920W
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Voltage: 1.55V
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Chemistry: Silver Oxide (high-drain “W” type)
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Ideal For: Watches with alarms/chronographs, medical devices, calculators, keyless entry systems
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Performance: Stable voltage, dependable power for high-drain and peak-load applications
Compatibility Note
Please confirm your device requires 370 / SR920W by checking the code on your old battery or the device manual before ordering.
