Renata 344 zilveroxide-knoopcel 1,55 V 105 mAh (X704489)

The Renata 344 silver oxide button cell delivers stable 1.55 V output for watches, medical devices, and small electronics. Its mercury-free chemistry and 105 mAh capacity make it a dependable choice where consistent voltage matters.

Highlights

• Silver oxide chemistry for flat discharge curve
• Mercury free
• IEC SR42 equivalent
• 105 mAh capacity

In daily use

With a diameter of 7.9 mm and height of 4.2 mm, the 344 fits many watch movements and compact devices. It operates from -10°C to +60°C and has a shelf life of up to 5 years.

Full specifications

• Battery type: Button cell
• Battery chemistry: Silver oxide
• Nominal voltage: 1.55 V
• Capacity: 105 mAh
• IEC equivalent: SR42
• Diameter: 7.9 mm
• Height: 4.2 mm
• Weight: 0.8 g
• Mercury content: Mercury free
• Shelf life: Up to 5 years
• Operating temperature range: -10°C to +60°C
• Primary application: Watches, medical devices, small electronics
• Pack quantity: 1 battery
• Rechargeable: No
• Terminal type: Flat top
• Energy: 0.16275 Wh
• ANSI/NEDA equivalent: 1131SO
• Other equivalents: SR79, SR79W, V344, D344, 280-36, SB-B9, G11, S79, GP344, RW36

Final note

Renata's 344 cell is a direct replacement for common watch batteries, offering long shelf life and reliable performance.