The PR06 / PR09 is a 10.8V 56Wh (5200mAh) 6-cell Li-ion replacement battery for HP ProBook 4000 series business laptops including 4330s, 4430s, 4530s, 4540s and 4545s. It directly replaces OEM part numbers PR06, PR09, HSTNN-LB2R, HSTNN-DB2R, 633805-001 and 650938-001. Premium grade-A cells ensure stable output and original-level runtime for office productivity and professional use. Ships 100% brand new with a 1-year warranty.
Product Specifications
| Battery Model | PR06 / PR09 |
| Capacity | 5200mAh / 56Wh |
| Voltage | 10.8V |
| Battery Type | Li-ion |
| Cell | Grade-A, high quality guarantee |
| Color | Black |
| Condition | 100% Brand New Replacement |
| Warranty | 1-Year Warranty |
Replace Part Numbers
- PR06
- PR09
- HSTNN-DB2R
- HSTNN-IB2R
- HSTNN-LB2R
- HSTNN-OB2R
- HSTNN-XB2R
- 633805-001
- 650938-001
- 3ICR19/66-2
Compatible Laptop Models
- For HP ProBook 4330s / 4331s
- For HP ProBook 4430s / 4431s
- For HP ProBook 4440s / 4441s
- For HP ProBook 4530s / 4535s
- For HP ProBook 4540s / 4545s
FAQ
- Q: Is this battery compatible with the HP ProBook 4540s?
- A: Yes — the PR06 is the standard replacement battery for the full ProBook 4540s and 4530s lineup, providing an exact physical and electrical match.
- Q: How can I tell if my old battery is a PR06?
- A: Check the part number label on your original battery; it should list PR06, HSTNN-LB2R or any of the cross-reference part numbers listed in our specification table above.