Replacement 3‑cell laptop battery Origin for HP EliteBook/ProBook/ZBook (4590 mAh, 53 Wh, 11.55 V) - compatible with G7/G8 models

Replacement 3‑cell laptop battery Origin for HP EliteBook/ProBook/ZBook restores portable power for selected HP notebook models. This lithium‑ion pack has a rated capacity of 4590 mAh (53 Wh) and a nominal voltage of 11.55 V, supplied as a single black unit designed to fit compatible EliteBook 830/835/840/845 series, ProBook 6345 Aero and ZBook Firefly G7 and G8 models. The battery is intended to replace a depleted internal battery and return mobile runtime for everyday office tasks and travel use.

Advantages

The Origin replacement battery provides a direct-fit design for supported HP models, enabling straightforward replacement without modification. Its lithium‑ion chemistry offers a balance of energy density and weight suitable for thin-and-light notebooks. The 53 Wh rated capacity gives a predictable runtime compared with original factory capacities for the listed models. The black housing matches common notebook finishes and the single-unit configuration simplifies installation and handling.

Suitable for

• Replacing a worn or failed internal battery in compatible HP EliteBook 830/835/840/845 laptops
• Restoring mobile runtime for HP ProBook 6345 Aero users
• Maintaining on‑the‑go productivity with ZBook Firefly G7 and G8 workstations

Key specifications

• Battery type: 3‑cell lithium‑ion
• Rated capacity: 4590 mAh (53 Wh)
• Nominal voltage: 11.55 V
• Form factor: internal single-unit pack in black housing
• Compatibility: selected HP EliteBook, ProBook and ZBook Firefly G7/G8 series (as specified by product fit list)

How to use

Power down the notebook and disconnect any external power source before beginning replacement. Access the internal battery according to the service instructions for the specific HP model, remove the old battery connector, and install the Origin replacement pack matching the connector orientation. Reassemble the notebook, connect AC power and perform a full charge cycle to allow the system to recognize battery capacity. If the notebook firmware or operating system prompts for calibration or battery health reset, follow the manufacturer’s recommended steps.

Recommendations

Use the replacement battery only with the compatible HP laptop models listed; avoid exposing the pack to high heat, moisture, or impact. Charge with the original or qualified HP power adapter and follow standard lithium‑ion battery safety: do not short‑circuit terminals, do not disassemble, and dispose of the battery according to local electronic waste regulations.