HP ProBook 640 G2 G3 / 650 G2 G3 Replacement Laptop Battery [11.4V / 48Wh / Li-ion] (CI03XL / HSTNN-UB6Q)
The HP CI03XL / CI03 replacement battery provides a highly stable and premium energy storage solution for keeping your professional business notebooks, office computers, and mainstream enterprise ProBook devices running efficiently. Moreover, its advanced lithium-ion hardware architecture guarantees exact power distribution compatibility with both G2 and G3 system iterations. This professional enterprise-grade replacement battery block is an excellent choice for expanding daily workspace runtime, maintaining office fleets, and replacing failing power cells safely.
■ 48Wh Solid Power Grid, Certified Multi-Protection Matrix & Seamless Layout Fit
- Optimized 48Wh Power Cells: Engineered with high-quality Lithium-ion internal chemistry providing a reliable 48Wh configuration (fully cross-compatible with 46Wh targets). Consequently, you can secure long-lasting computing performance for daily administrative tasks, meetings, and business reports smoothly.
- Dual Generation Support (G2 & G3): Built to interface precisely with both 14-inch and 15.6-inch form factors within the ProBook 640/650 deployment brackets. Therefore, the structural mounting rails slide cleanly into the factory interior bay without requiring structural alterations.
- Certified Safety & Stability Modules: Outfitted with comprehensive internal safety circuitry certified under rigorous benchmarks. This reactive power layout proactively shields your logic board assets from unexpected voltage surges, heavy short-circuits, and severe thermal load elevations.
■ Technical Specifications
| Category | Specification Details |
|---|---|
| Battery Model Designation | CI03XL / CI03 (Premium Replacement Power Module) |
| Interchangeable Part IDs | HSTNN-UB6Q, HSTNN-LB6T, HSTNN-PB6K, HSTNN-DB7N, 801554-001, 801517-421, CIO3XL |
| Battery Chemistry Type | Lithium-ion (Li-ion) Rechargeable Architecture |
| Voltage Profile (Tension) | 11.4 Volts DC |
| Energy Storage Capacity | 48 Wh (Fully compatible with 46Wh specifications) |
| Enclosure Color | Deep Satin Black |
| Safety Compliance Marks | CE and FCC Compliant Certified Architecture |
■ Confirmed Laptop Compatibility List
This premium battery unit is fully configured to operate flawlessly across the following HP ProBook systems:
- • HP ProBook 640 G2 Notebook
- • HP ProBook 640 G3 Notebook
- • HP ProBook 645 G2 Notebook
- • HP ProBook 645 G3 Notebook
- • HP ProBook 650 G2 Notebook
- • HP ProBook 650 G3 Notebook
- • HP ProBook 655 G2 Notebook
- • HP ProBook 655 G3 Notebook
Expert Tip by EL Hassan Electronic: Corporate-class laptops require tightly regulated internal resistance values to protect charging controllers from heat damage during prolonged operations. Specifically, the CI03XL platform uses balancing microchips to achieve uniform battery degradation timelines. We highly recommend updating your system BIOS version to improve power profile management accuracy across replacement battery installations.








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