Dell 55Wh Lithium-ion Battery for Laptops (MN79H) - 4.524 mAh

This Dell 55Wh Lithium-ion battery (MN79H) is a high-quality replacement or spare battery designed for select Dell Latitude and Precision laptops. With a capacity of 4.524 mAh (4824 mAh) and 55 Wh energy, it provides reliable power for extended work sessions. The battery features 3 cells and a voltage of 11.4 V, ensuring compatibility with your device. It includes multiple safety protections such as overcharge, over-discharge, over-current, short-circuit, and over-temperature protection for safe operation.

Advantages

Genuine Dell quality ensures long-lasting performance and compatibility. The 55Wh capacity offers a good balance between runtime and weight, making it ideal for mobile professionals. Safety features protect both the battery and your laptop.

Suitable for

• Dell Latitude 5400, 5500, 5401, 5501, 5410, 5510, 5411, 5511
• Dell Precision 3540, 3550, 3551

Key specifications

• Battery Type: Lithium-ion
• Energy Capacity: 55 Wh
• Voltage: 11.4 V
• Current Capacity: 4824 mAh
• Number of Cells: 3-cell
• Colour: Black
• Form Factor: Internal
• Rechargeable: Yes
• Safety Features: Overcharge, Over-discharge, Over-current, Short-circuit, Over-temperature protection

Recommendations

For optimal performance, fully charge the battery before first use and follow Dell's guidelines for battery care. This battery is designed for internal use and should be installed by a qualified technician if you are not familiar with laptop disassembly.