Renata 346 zilveroxide knoopcel 1,55 V 9,5 mAh SR621SW X704490

The Renata 346 is a mercury-free silver oxide button cell engineered for stable voltage delivery in watches and compact electronics. Unlike generic alternatives, its low self-discharge and flat discharge curve keep timekeeping accurate over years of service.

Highlights

• Nominal voltage: 1.55 V
• Capacity: 9.5 mAh
• IEC designation: SR621SW
• Mercury-free chemistry
• Diameter: 6.8 mm, height: 2.15 mm

In daily use

This cell suits watches, calculators, and small medical devices where consistent voltage matters. Its wide operating range from -10°C to +60°C ensures dependable performance in varied environments.

Full specifications

• Battery type: Button Cell
• Battery chemistry: Silver Oxide
• Nominal voltage: 1.55 V
• Capacity: 9.5 mAh
• IEC standard: SR621SW
• Diameter: 6.8 mm
• Height: 2.15 mm
• Operating temperature range: -10°C to +60°C
• Shelf life: 3-5 years
• Mercury content: Mercury Free
• Rechargeable: No
• Primary application: Watches, Small Electronics
• Packaging quantity: 1 Battery per pack
• Equivalent models: SR621SW, SR68, V346, D346, 621, SB-AW
• Terminal type: Flat Top
• Energy: 14.725 mWh

Final note

A reliable power source for precision timekeeping and low-drain devices, backed by Renata's Swiss heritage.