The CS-HPF420NB battery provides 10.8V 4400mAh Li-ion power. Match your equipment model or current battery number below, then compare the specifications and product photos.
Special Order - Non-Cancellable - Non-Returnable - Additional Lead Time May Be Required On This Item.
Included: One replacement battery pack.
Battery specifications
| Voltage | 10.8V |
| Capacity | 4400mAh |
| Chemistry | Li-ion |
| Energy | 47.52Wh |
| Dimensions | 268.20 x 95.00 x 48.00mm |
| Battery weight | 320g /11.29 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
HP 420, 425, 620, 625, 4320t, ProBook 4320s, ProBook 4321s, ProBook 4325s, ProBook 4326s, ProBook 4420s, ProBook 4421s, ProBook 4425s, ProBook 4520s, ProBook 4525s, Compaq 320, 321, 325, 326, 420, 421, 620, 621
Replacement battery numbers
HP BQ350AA, 587706-121, 587706-751, 593572-001, HSTNN-CB1A, HSTNN-CB1B, HSTNN-DB1A, HSTNN-IB1A, HSTNN-LB1A, HSTNN-Q78C, HSTNN-Q81C, HSTNN-Q78C-3, HSTNN-Q78C-4, HSTNN-W79C-5, Compaq BQ350AA, 587706-121, 587706-751, 593572-001, HSTNN-CB1A, HSTNN-DB1A, HSTNN-IB1A, HSTNN-LB1A, HSTNN-Q78C, HSTNN-Q81C, HSTNN-Q78C-3, HSTNN-Q78C-4, HSTNN-W79C-5