This HP EF419A battery replaces the HP Pavilion DV8000 DV8100 DV8200 DV8300 DV8400 series models.

This long run EF419A 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 3 cells inside the cartridge. This longer running battery will extend to the rear of your laptop about 1 inch. The battery fits perfectly in the slot designed for your battery, 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 3-5 hours.

This EF419A battery replacement is typically superior to the original battery and is 100% compatible with your HP Pavilion laptop computer. The battery is individually 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. These are some of the highest capacity Li-ion batteries on the market today and superior to batteries rated at 4400 & 5200 mAh. This EF419A battery will deliver 20% more run time than cheaper 9 cell versions and 77% more run time than cheaper 6 cell versions of this battery. If you prefer the 8 cell battery go to our HP-A78 battery.