This HP 8440w battery also replaces the original battery found in the HP EliteBook 8440P, 8440w, 6440b, 6445b, 6450b, 6455b, 6540b, 6545b, 6550b, and 6555b laptop models. Additional compatible laptop models and part numbers are listed below.
This HP EliteBook 8440w battery contains the highest quality lithium-ion cells from Samsung and Texas Instruments hardware. This battery is rated 5200 mAh, the highest rating available for a 6 cell battery pack. A higher mAh (milli-amp hour) means the cells can last longer without a charge. This battery will typically last 3 hours on a charge, depending on energy use. You can get up to 5 hours of battery life by dimming your screen and closing unused programs.
All our products carry a full 2 Year warranty and every battery is tested and inspected before it ships.
