This is a brand new Extended Run HP Business NoteBook replacement battery. This long run battery will run at least 50% longer than the standard capacity battery that ships standard with your laptop. The added run time is achieved with an additional 4 cells inside the cartridge. This longer running battery will extend to the rear of your laptop about 1 inch.

Users of this battery pack experience an additional 1-2 hours of run time over the standard battery. Estimated run time with this battery is 4-5 hours. Longer run times can be achieved by minimizing the power use, especially the screen brightness.

Each battery is factory tested before shipment and backed by 30 day complete satisfaction guarantee and a 2 Year warranty.

Not all computer batteries have the same capacity and run times. The higher capacity battery cells inside this cartridge have an energy capacity of 6600 mAh. This battery will deliver 50% more run time than cheaper 6 cell versions and 25% more run time than the 8 cell versions of this battery. If you prefer the 6 cell battery, click here (HPCOM-S77).

This battery replaces HP Business NoteBook nc8200, nc8230, nc8430, 8510p, 8710p, nw8200, nw9440, nx9420, NW8240, NW8440, NX7300, NX7400, NX8220, NX8410, NX8420, 8510w, 8710w series laptop batteries and additional machines which are listed at the extreme bottom of this web page.