2-power Main Battery Pack Replaces L08855-855 - Akku - 52 mAh

When your HP Pavilion laptop starts shutting down unexpectedly or the battery indicator drains within minutes, it is time to replace the worn-out power source. This 2-POWER main battery pack is a direct replacement for the original HP L08855-855 battery, restoring reliable, long-lasting power to your notebook. Designed for users who need dependable performance at home, in the office, or on the go, this battery keeps you productive without being tethered to a wall outlet.

Key specifications

• Battery type: Lithium-ion (Li-ion) – 3-cell configuration
• Capacity: 52 Wh (4500 mAh)
• Voltage: 11.55 V
• Replaces OEM part number: L08855-855
• Compatible with: HP Pavilion 15-cs, 15-cw, 15-da, 15-db, 15-dw, 17-by, 17-ca series and other models using L08855-855
• Protection features: Overcharge, over-discharge, over-current, and short-circuit protection
• Certifications: CE, RoHS, FCC
• Warranty: 12 months

Why choose it

This battery is engineered to meet or exceed original specifications, ensuring a perfect fit and stable performance. The built-in protection circuitry safeguards both the battery and your laptop from common electrical hazards, extending the overall lifespan. With a typical cycle life of 300–500 charge/discharge cycles, it offers long-term value and reduces the need for frequent replacements. Installation is straightforward – simply remove the old battery and insert this one, no special tools required.

Ideal use cases

• Students and professionals who need all-day productivity without searching for power outlets.
• Frequent travelers who rely on their laptop during long flights or commutes.
• Home users who want to revive an aging HP Pavilion instead of buying a new laptop.
• IT departments maintaining fleets of HP laptops in schools or businesses.

Good to know

The battery is brand new and comes in black, matching the original design. It is rechargeable and intended for internal installation. For optimal performance, fully charge and discharge the battery a few times after installation to calibrate the power meter. Always use a compatible HP charger to avoid damage. This battery is not compatible with laptops that require a different OEM part number – please verify your laptop model before ordering.