Laptop-accu HP EliteBook SN03044XL 11,4 V lithium-ion

Replacement lithium-ion battery for HP EliteBook laptops with a nominal voltage of 11.4V designed to restore portable power to compatible EliteBook notebooks. This battery is engineered to match the original equipment's charging and power delivery characteristics, enabling typical laptop functions such as office applications, web browsing and light multimedia playback without relying on AC power.

Advantages

The battery provides a straightforward swap-in replacement to extend runtime and return mobility to a compatible EliteBook. Its lithium-ion chemistry offers a balance of energy density and lifecycle suitable for daily mobile use. Designed to interface with the laptop's existing charging circuitry, it supports standard charging behavior and power management features implemented by the notebook.

Suitable for

• Mobile productivity on the go
• Business travel and field work
• Replacing a worn or failing internal battery
• Extending unplugged usage time for presentations and meetings

Key specifications

• Chemistry: Lithium‑ion
• Nominal voltage: 11.4 V
• Form factor: Internal notebook battery designed for EliteBook series
• Compatibility: Models from the HP EliteBook family that accept this form factor and voltage
• Intended use: Rechargeable power source for portable computing

How to use

Power down the laptop and disconnect any external power adapters before beginning. Remove the service access panel or battery compartment cover according to the notebook manufacturer's instructions, then remove the original battery by releasing retention latches or screws as required. Align the replacement battery with the connector and seating guides, press into place until it secures, and reattach any fasteners or covers. Reconnect the AC adapter and allow the battery to charge fully according to the device's charging indicator before regular use.

Recommendations

Operate and charge the battery within the laptop manufacturer’s specified temperature range. Use the notebook’s original AC adapter or an approved equivalent to ensure correct charging behavior. For long-term storage, charge the battery to approximately 40–60% and store in a cool, dry place. Replace the battery if you observe excessive self-discharge, swelling, or if runtime no longer meets your needs.