This 3.7 V 850 mAh Li-ion battery is a compatible replacement for Siemens 21221-10296051. Compare the number printed on your current battery, its voltage, chemistry, dimensions and connector before ordering.
Special Order - Non-Cancellable - Non-Returnable - Additional Lead Time May Be Required On This Item.
- Included: One replacement battery pack.
- Replaces battery number: Siemens 21221-10296051
Battery specifications
| Voltage | 3.7 V |
|---|---|
| Capacity | 850 mAh |
| Chemistry | Li-ion |
| Energy | 3.15 Wh |
| Dimensions | 51.38 x 34.00 x 5.70mm |
| Battery weight | 19.2 g /0.68 oz |
Replacing your Siemens 21221-10296051 battery
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
- Siemens: Rexton, WL200AP
- BLU: Bluetooth Remote, RCU, SGI-WL200AP, WL200AP
- REXTON: SGI-WL200AP, WL200AP
Replacement battery numbers
- Siemens: 21221-10296051
- BLU: 21221-10296051
- REXTON: 21221-10296051
Need help matching your battery?
Contact Rocket Distributing with your equipment model and a photo of the battery label and connector.