Dell 86PR9 6-Cell Lithium-Ion Laptop Battery (60Wh, 11.1V, 5400mAh) for Latitude E5440/E5540/E5450/E5550/E5250/E5270/E5470/E5570, Precision 3510/3520/M3510/M3520

The Dell 86PR9 is a primary 6-cell Lithium-Ion laptop battery delivering 60Wh capacity at 11.1V (approx. 5400mAh) for dependable mobile power. It restores original runtime to compatible Dell Latitude and Precision notebooks, with built-in overcharge, over-discharge, overcurrent, and short circuit protection for safe, long-lasting performance.

Advantages

This genuine Dell battery is engineered for seamless compatibility and reliable power delivery. Its 6-cell Li-ion design provides a high energy density, ensuring extended productivity away from an outlet. The integrated safety circuits protect both the battery and your laptop from common electrical hazards, while the black housing matches the original component for a professional appearance.

Suitable for

• Dell Latitude E5440, E5540, E5450, E5550
• Dell Latitude E5250, E5270, E5470, E5570
• Dell Precision 3510, 3520, M3510, M3520
• Users needing a reliable replacement or spare battery for these models

Key specifications

• Battery technology: Lithium-Ion (Li-ion)
• Number of cells: 6
• Capacity: 60 Wh (approx. 5400 mAh)
• Voltage: 11.1 V
• Colour: Black
• Rechargeable: Yes
• Safety features: Overcharge, over-discharge, overcurrent, short circuit protection
• Condition: New

Recommendations

For optimal performance, fully charge the battery before first use and calibrate it periodically. Store in a cool, dry place when not in use. This battery is an ideal replacement to restore your Dell laptop's mobility and uptime.