silver oxide battery / CR / primary / ISO
20301 series VARTA Microbattery GmbH



  • Type:

    silver oxide

  • Configuration:


  • Other characteristics:

    primary, ISO

  • Nominal voltage:

    1.55 V


Primary silver oxide button cell batteries for reliable applications

New: Mercury-free Primary Silver Oxide Button Cells

VARTA Microbattery has started the production of an assortment of mercury-free silver oxide button cells. This is a further milestone in the development of high performance, reliable and environment-friendly batteries.

VARTA Microbattery provides over 30 years experience in the development and production of silver oxide button cells. Modern, fully-automated production lines help to make VARTA Microbattery's silver-oxide button-cells one of the most reliable, low voltage power sources in the world. Thanks to the high-level quality process, these ''Made in Germany'' cells are designed using a unique innovative sealing technology which guarantees their high resistance to leakage.

VARTA Microbattery's silver-oxide cells are used in a variety of electronic applications (watches, calculators, toys and remote controls...). Their reliability and performance make them the preferred power supply for different miniature medical devices and the choice of many other OEM's. Their extensive experience enables the experts of VARTA Microbattery to offer a variety of tailor-made battery solutions.

Other VARTA Microbattery GmbH products

Silver Oxide Button Cells