Battery pack HP HSTNN-DB8S for Pavilion 15-CS1007NB, 11.34V 3440mAh

Rechargeable battery pack HSTNN-DB8S by HP is designed as a direct internal replacement for the Pavilion 15-CS1007NB laptop. With a nominal voltage of 11.34V and a capacity of 3440mAh, this battery restores the device's mobile runtime and supports regular daily tasks and moderate multitasking. The battery is intended to match the original form factor and electrical specifications to ensure compatibility and safe operation within the laptop.

Advantages

The HP HSTNN-DB8S battery offers OEM-compatible performance with rated voltage and capacity that correspond to the original unit, enabling predictable operating time. It is built to meet the laptop's mechanical and electrical fit requirements, reducing the need for modifications. Using a direct replacement battery helps maintain system stability, charging behavior and power management functions provided by the laptop firmware.

Suitable for

• Replacing a worn or failing internal battery in the HP Pavilion 15-CS1007NB
• Restoring portable runtime for everyday office tasks and web browsing
• Travel and remote work when mains power is not available
• Users who need an OEM-compatible internal battery for reliable charging and power management

Key specifications

• Nominal voltage: 11.34 V
• Capacity: 3440 mAh
• Chemistry: rechargeable lithium-ion cells
• Intended device type: internal laptop battery for compatible Pavilion 15 models
• Form factor: internal pack designed to match original battery dimensions and connector

How to use

Power down the Pavilion 15-CS1007NB and disconnect any external power source before replacing the internal battery. Open the laptop casing following the manufacturer service instructions to avoid damaging connectors or internal components. Remove the old battery and install the HSTNN-DB8S pack, ensuring the connector is seated correctly and any securing screws or clips are restored. Close the casing, reconnect AC power and perform a first full charge cycle to allow the laptop's power management to calibrate with the new battery.

Recommendations

Charge the battery using the laptop's original AC adapter and avoid exposing the pack to extreme temperatures or moisture. For prolonged storage, maintain a partial state of charge (around 40–60%) and store in a cool, dry place. If you notice unusual heat, swelling, or charging faults, discontinue use and seek professional service or replacement.