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Maxell is the first company in Japan to successfully market button-type silver oxide batteries and has many years of experience and know-how. Button-type silver oxide batteries such as this 315 battery are characterized by high-energy per unit volume and stable operating voltage. As a result, they are used as a power source for applications such as quartz watches, and in recent years their use has expanded to medical devices and BLE devices. This Maxell battery is ideal for 315 battery replacement.


  • Flat discharge characteristics maintain a stable voltage to keep your electronics running efficiently
  • Optimized for low-drain devices, such as analog watches
  • Superior leak protection keeps you safe and prevents damage to your devices
  • 5-year manufacturer's warranty protects against defective product
  • Equivalent Battery Types: Renata 315, Energizer 315, Eveready 315, Maxell SR716SW, Panasonic SR716SW, Sony SR716SW, Toshiba SR716SW, Varta V315, Rayovac 315, Bulova 614, Timex HA, Citizen 280-56, Seiko SB-AT, IEC SR716SW (SR67)


  • Battery Size: 315 / SR716SW
  • Battery Chemistry: Silver Oxide
  • Nominal Voltage: 1.55V
  • Nominal Capacity: 22mAh
  • Nominal Discharge Current: 30μA
  • Dimensions:
    • Length - 0.066" (1.68 mm)
    • Diameter - 0.311" (7.9 mm)
  • Weight: 0.012 oz. (0.3 g)
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