MITSU 5BM335 rechargeable laptop battery for Dell, 6000 mAh

Rechargeable Battery MITSU for DELL BC/DE-5490 6000mAh 7.6V is a replacement power unit designed to fit devices that accept BC/DE-5490 style batteries. With a rated capacity of 6000mAh and a nominal voltage of 7.6V, this battery provides extended runtime for compatible laptops and docking units. It is intended as a direct-fit spare that restores portable operation without modifying the host device.

Advantages

This rechargeable battery delivers a balance of capacity and voltage suitable for prolonged mobile use, offering reliable power for work sessions and travel. Its form factor and electrical specifications match devices that require BC/DE-5490 compatible batteries, enabling straightforward replacement. The battery is designed for repeated charge cycles, providing predictable runtime behavior and compatibility with original battery compartments and connectors.

Suitable for

Key specifications

How to use

Before installation, power off the device and disconnect any external power sources. Remove the depleted battery according to the device manufacturer's instructions and insert the MITSU replacement ensuring correct orientation of contacts. Reconnect external power if needed and allow the battery to charge fully before first use to achieve optimal initial calibration. Follow the host device prompts or diagnostics to verify correct recognition and charge status.

Recommendations

Charge and discharge the battery within the operating temperature range specified by your device manufacturer. Store the battery partially charged for long-term storage and avoid exposure to extreme heat or moisture. Use chargers and power adapters approved by the device manufacturer to maintain safe charging behavior and battery longevity.