Battery Pack HP Pavilion 15‑CS1007NB 11.34V 3440mAh L11421‑422 for laptop

Replacement battery pack for HP Pavilion 15‑CS1007NB designed to restore portable power to compatible Pavilion 15 series laptops. Rated at 11.34 V and 3440 mAh, this battery is intended as a OEM-compatible replacement to provide runtime for everyday tasks such as web browsing, document editing and video playback when the original battery no longer holds sufficient charge. The pack is shaped to fit the laptop's battery bay and connects directly in place of the factory unit.

Advantages

This battery pack offers a direct-fit replacement that simplifies installation and avoids the need for external power solutions. With an energy rating of 3440 mAh and nominal voltage of 11.34 V, it balances capacity and compatibility for typical mobile use. The replacement restores portable runtime without requiring device modifications and is intended to meet the physical and electrical requirements of compatible Pavilion 15 systems.

Suitable for

• Restoring battery runtime in HP Pavilion 15 laptops that accept this form factor
• Users who need a replacement due to degraded battery capacity or failure
• Students and professionals who require portable operation during travel or between charging opportunities
• Repair shops and technicians performing battery swaps on compatible Pavilion 15 models

Key specifications

• Nominal voltage: 11.34 V
• Capacity: 3440 mAh
• Cell type: rechargeable lithium-ion chemistry (Li-ion)
• Form factor: internal laptop battery pack designed for Pavilion 15 series
• Typical use: replacement for degraded or failed original battery to restore runtime

How to use

Power off the laptop and disconnect any external power source before beginning. Remove the bottom cover or battery access panel according to your laptop service instructions, carefully disconnect the old battery from the motherboard connector, and lift it out of the bay. Position the replacement battery in the same orientation, connect the battery cable to the socket until it seats securely, and reassemble the cover and fasteners. After installation, charge the battery fully using the original AC adapter before normal use to allow the battery management system to calibrate.

Usage recommendations

Store and use the battery within recommended temperature ranges, avoid physical damage or exposure to liquids, and follow proper recycling or disposal practices for lithium-ion batteries. If uncertain about disassembly, seek assistance from authorized service personnel or a qualified technician to ensure correct installation and to maintain device safety.