The Maxell SR626SW 377 provides 1.55V power to analog watches and calculators. Under a 1.55V load, silver oxide chemistry maintains stable voltage throughout the discharge cycle. This 28 mAh button cell replaces SR66 and AG4 equivalents.
Key Features
- 1.55V Power: Silver oxide chemistry with 28 mAh capacity. Keeps quartz watch hands ticking accurately until total depletion.
- Leak-Resistant Casing: Specialized seal prevents internal electrolyte discharge. Protects delicate watch circuits during high humidity in Bangladesh.
- 5-Year Shelf Life: Low self-discharge rate for long-term storage. Retains power when kept as a spare in a drawer.
- Mercury-Free Build: 0% mercury content in the cell. Reduces toxic heavy metal risks during disposal.
Frequently Asked Questions
Is Maxell 377 same as SR626SW?
Yes, these labels identify the same 6.8mm diameter battery. It fits all devices requiring V377, SR66, or AG4 cells.
How long does Maxell SR626SW last?
Expect two to three years of operation in a standard analog watch. High-drain functions like backlight or alarms shorten the lifespan.
