Description

The HP CI03XL Laptop Battery is a reliable replacement battery designed for selected HP ProBook 640, 645, 650, and 655 series laptops. It is suitable for laptops with short battery backup, charging problems, unexpected shutdowns, battery health warnings, or an original battery that no longer holds a proper charge.

Built with rechargeable lithium battery cells, this replacement provides stable power delivery and efficient charging for office work, business use, online learning, travel, and everyday computing. The battery also includes protection against overcharging, overheating, over-voltage, over-current, over-discharge, and short circuits.

This battery is commonly compatible with selected HP ProBook G2 and G3 models, including:

• HP ProBook 640 G2
• HP ProBook 640 G3
• HP ProBook 645 G2
• HP ProBook 645 G3
• HP ProBook 650 G2
• HP ProBook 650 G3
• HP ProBook 655 G2
• HP ProBook 655 G3

Compatibility listings consistently associate the CI03XL family with these ProBook models, but the exact original battery number should always be checked before ordering.

Compatible battery part numbers may include:

• CI03XL
• CI03
• HSTNN-UB6Q
• HSTNN-LB6T
• HSTNN-PB6K
• HSTNN-DB7N
• 801554-001
• 801554-002
• 801554-005

The HP CI03XL Laptop Battery is commonly available as a 3-cell battery with approximately 11.4V output. Capacity may vary between approximately 48Wh and 51Wh, depending on the manufacturer and battery version, so the actual product label should be checked before publishing the specifications.

Product specifications:

• Brand Compatibility: HP
• Battery Model: CI03XL
• Product Type: Internal Laptop Battery
• Battery Type: Lithium-Ion / Lithium-Polymer
• Number of Cells: 3-Cell
• Voltage: Approximately 11.4V
• Capacity: Approximately 48Wh–51Wh
• Rechargeable: Yes
• Condition: Brand New
• Quality: OEM-Compatible Replacement

This replacement battery is a practical solution for users experiencing fast battery drain, reduced runtime, or sudden power loss. It helps restore normal portable use and reduces the need to keep the laptop connected to the charger continuously.

Professional installation is recommended. Before purchasing, compare the original battery model, voltage, watt-hour rating, connector position, cable length, battery shape, screw locations, and HP spare part number. Some laptops within the same ProBook series may use different battery versions.

Before installation, shut down the laptop completely, disconnect the charger, and unplug all external devices. Never install or continue using a battery that is swollen, leaking, punctured, bent, or physically damaged.

After installation, fully charge the battery and check its health using HP Hardware Diagnostics. Avoid exposing the laptop to excessive heat during charging, as high temperatures can reduce battery lifespan.

PC Garage supplies quality HP replacement batteries with professional compatibility support and islandwide delivery in Sri Lanka. Customers should send the complete laptop model number or a clear photo of the original battery label before ordering.