The CS-PAX770BL battery provides 3.8V 5100mAh Li-Polymer power. Match your equipment model or current battery number below, then compare the specifications and product photos.
Included: One replacement battery pack.
Battery specifications
| Voltage | 3.8V |
| Capacity | 5100mAh |
| Chemistry | Li-Polymer |
| Energy | 19.38Wh |
| Dimensions | 89.35 x 59.90 x 7.40mm |
| Battery weight | 85g /3.00 oz |
Find the right battery for your equipment
Compare the connector shape, wire arrangement and polarity with your original battery. Check all listed specifications; a similar model name or matching voltage alone does not confirm a fit.
Compatible equipment models
Pax A77
Replacement battery numbers
Pax YW-009, YW-015