Battery HP L08855-856 52Wh 4.55Ah Li-ion for portable devices

Replacement battery HP L08855-856 is a lithium-ion battery with a nominal energy of 52Wh and a capacity of 4.55Ah. It is engineered to deliver the standard voltage and capacity required for compatible HP portable devices, restoring runtime and enabling continued mobile use. This battery is intended as a direct replacement to maintain original power characteristics and support everyday tasks on the go.

Advantages

The battery uses Li-ion chemistry to provide a balance of energy density and weight while supporting multiple charge cycles. With a rated 52Wh capacity, it helps restore device autonomy to levels comparable with original equipment, enabling typical productivity and multimedia usage between charges. Its design follows the form factor and electrical requirements of compatible HP models, allowing straightforward installation and consistent performance under normal operating conditions.

Suitable for

• Replacing a worn or failed battery in compatible HP portable devices
• Restoring battery runtime for mobile office work and study
• Extending operating time for travel, presentations, and remote work
• Maintaining consistent power for web browsing, document editing, and media playback

Key specifications

• Chemistry: Lithium-ion (Li-ion)
• Rated energy: 52 Wh
• Rated capacity: 4.55 Ah
• Typical use: Portable computing devices
• Form factor: Replaceable internal/secondary battery for compatible laptops

How to use

Power down the device and disconnect any external power source before starting. Remove the old battery following the device manufacturer's instructions or service manual, observing static discharge precautions. Insert the replacement battery ensuring correct orientation and secure connections, then reassemble the device. Charge the battery fully before first use to allow the battery management system to calibrate. Operate the device normally; the battery will provide standard runtime for supported workloads.

Recommendations

For safe and long-lasting operation, use the original charger or a manufacturer-recommended power adapter, avoid exposing the battery to extreme temperatures, and perform periodic full charge/discharge cycles sparingly according to device guidance. Dispose of the old battery following local regulations for lithium-ion battery recycling.