This 11.4 V 3900 mAh Li-Polymer battery is a compatible replacement for Lenovo 45N1743. Compare the number printed on your current battery, its voltage, chemistry, dimensions and connector before ordering.
- Included: One replacement battery pack.
- Replaces battery number: Lenovo 45N1743
Battery specifications
| Voltage | 11.4 V |
|---|---|
| Capacity | 3900 mAh |
| Chemistry | Li-Polymer |
| Energy | 44.46 Wh |
| Dimensions | 197.50 x 93.92 x 7.38mm |
| Battery weight | 216 g /7.62 oz |
Replacing your Lenovo 45N1743 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
- Lenovo: ThinkPad T550, ThinkPad T550 15.5", ThinkPad T550 i7-5600U, ThinkPad T550s, ThinkPad T560, ThinkPad W550, ThinkPad W550s
Replacement battery numbers
- Lenovo: 00NY639, 45N1740, 45N1741, 45N1742, 45N1743, SB10K12721
Need help matching your battery?
Contact Rocket Distributing with your equipment model and a photo of the battery label and connector.