Battery for Siemens Gigaset M2, M2 Plus, M3, M3 Plus, Unify OpenStage M3, M3 Plus 650mAh from CELLONIC  ...  more

100% compatible replacement for Siemens batteries

Specifically designed to fit your telephone. See the full compatibilities list.

Guaranteed 650mAh capacity

Unlike many competitors, our cordless phone battery capacities are true, real and guaranteed. This Lithium Ion battery is 650mAh and offers long runtimes with fewer charging breaks - exactly as advertised.

High-performance 3,7V L50645-K1310-X363 battery

Our long-life rechargeable replacement batteries for cordless phones, landline, DECT and IP phones deliver consistently high performance that matches or exceeds that of your phone’s original battery - all for a high number of charging cycles.

Superior quality and safety standards

Battery specialists since 2004, all our replacement batteries undergo strict, rigorous testing to fully comply with the highest EU standards and beyond - that’s why they come with a 3-year guarantee.

The sustainable choice

Replace the battery, not your device. It’s the smarter, cheaper, eco-friendlier choice, saving you money while cutting your environmental footprint through recycling.

Choose CELLONIC and never compromise on quality. Order now!