Laptop battery HP 45Wh 3-cell Lithium-ion 8RA76AV for compatible HP notebooks

Replacement laptop battery HP 45Wh 3-cell Lithium-ion designed for compatible HP notebooks delivers 45 watt-hours of energy in a compact 3-cell format. It restores portable power for typical daily tasks such as office work, web browsing and travel, offering consistent discharge and recharge behavior thanks to lithium-ion chemistry. The battery is intended as a direct power source replacement to recover original runtime and mobility for supported HP notebook models.

Advantages

This 45Wh 3-cell lithium-ion battery provides a balance between capacity and compact size, enabling longer unplugged operation without adding significant weight. Lithium-ion cells offer stable voltage output during discharge and maintain reliable recharge cycles when used with the notebook's original charging system. Designed to fit compatible HP notebook battery compartments, it supports standard power management functions and helps restore original portable performance.

Suitable for

• Office productivity and document editing on compatible HP notebooks
• Web browsing, email and video conferencing while away from a power outlet
• Business travel and commuting when extended runtime is required
• Replacing worn or degraded original notebook batteries to regain runtime

Key specifications

• Battery chemistry: Lithium-ion (Li-ion)
• Capacity: 45 Wh (watt-hours)
• Cell count: 3 cells
• Form factor: compact notebook battery designed for compatible HP models
• Typical applications: mobile power for office tasks, browsing and travel

How to use

Power down the notebook and disconnect the external power adapter before removing the old battery. Remove the original battery according to the notebook manufacturer's instructions and install the replacement, ensuring proper alignment and secure locking in the battery compartment. Reconnect the power adapter and allow the battery to charge fully before first use to achieve accurate charge-level reporting. Use the notebook’s operating system battery management tools to monitor charge status and calibration if needed.

Recommendations

For longest service life, avoid deep discharges and prolonged storage at full charge; store the battery at moderate state of charge in a cool, dry place if not used for extended periods. Use the notebook’s original charger and follow manufacturer's safety guidance for handling, charging and disposal.