Battery HP CC09 Notebook Battery QK643AA

The HP CC09 Notebook Battery (QK643AA) is an extended-capacity replacement battery for compatible HP Business Notebooks. This lithium-ion battery provides 4400 mAh capacity, over-discharge protection and a lightweight black design, offering longer runtime for users who need extra operating time away from mains power. It is compatible with several EliteBook and ProBook models and serves as an additional primary battery when travelling or when extended productivity is required.

Advantages

The battery delivers increased runtime compared with standard cells and includes over-discharge protection to help preserve battery health. Its 4400 mAh lithium‑ion chemistry provides a balance of capacity and weight (0.48 kg), and the unit is designed to be a direct replacement for specified HP notebook models, ensuring fit and basic functionality without requiring modifications.

Suitable for

• Users who need longer battery life for mobile work
• People who keep a second battery for travel or remote use
• Professionals who primarily use a notebook docked or plugged in but want backup power

Key specifications

• Model: HP CC09 Notebook Battery (QK643AA)
• Capacity: 4400 mAh
• Battery technology: Lithium‑Ion (Li‑Ion)
• Weight: 0.48 kg
• Colour: Black
• Compatible products: EliteBook 8460p/8560p, ProBook 6360b/6460b/6465b/6560b

How to use

Install the HP CC09 battery following the notebook manufacturer’s instructions: power off the notebook, remove the existing battery if required, align the battery contacts and secure the pack in place. Charge the battery fully before first use and monitor the notebook’s battery indicator to confirm proper operation. Use the notebook’s power management settings to optimise runtime and charge cycles.

Recommendations

For best battery life, store the battery partially charged (around 40–60%) if not used for extended periods, avoid extreme temperatures, and charge the battery overnight or while docked according to your regular usage routine.