This HP HSTNN-DB4i battery is compatible with the HP zBook 15, zBook 17, zBook 15 Mobile Workstation, zBook 17 Series Mobile Workstation laptop models. This battery also replaces the original HP HSTNN DB4I battery part number. You can find your part number printed on your original battery near "HP spare" on the bottom of the battery.

This HP HSTNN-DB4i battery uses the highest quality Lithium-ion battery cells on the market from Samsung. The higher the mAh rating, the longer your battery will run before it needs to be recharged again. This HSTNN-DB4i battery is rated 14.8 volts and 75 Whr and will normally last 3 hours on a full charge. You can get longer battery life by dimming your screen and closing unused programs and applications.

All our products carry a full 2 Year warranty and every battery is charged and tested before it ships. We provide a 30 day money back guarantee if you are not completely satisfied.

Check your current battery to ensure you are ordering the correct battery. It should match the picture above. This battery will provide about 2 hours to 2.5 hours of run time with this HP HSTNN-DB4i battery when new, depending on your energy use.