This new HP PH06 Battery is compatible with the HP ProBook 4525s and 4520 models.

This HP PH06 battery is rated 5200 mAh and will typically last 3 hours on a full charge. The higher the mAh rating, the longer your battery will run before it needs to be recharged again. There are no compatibility issues if your existing battery is rated at 4400 or 4800 mAh or a lower Whr.

We are a US based business with knowledgeable support staff to assist you before and after the sale. Yes, we have a phone number and real people answer your call! Free technical support is available if you need additional help in diagnosing power problems with your battery, ac power adapter or battery meter software.

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. We are so confident in the quality of our batteries, we will pay for any and all shipping expenses if our product fails to perform in the first 30 days you have our battery, even if it is not our fault.

Check your current HP PH06 battery to ensure you are ordering the correct battery. It should match the picture above. This battery will provide about 2 hours to 3 hours of run time with this computer battery when new, depending on your energy use.

If you want even longer run time, check out our 9 cell battery which provides an extra 1- 2 hours of run time for a total of about 3-5 hours of battery run time. (HP long run PH06 Battery )