Dell 9-Cell 97Wh Lithium-Ion Battery for Latitude E-Series (451-BBBM)

When your Dell Latitude E-Series laptop no longer holds a charge through a full workday, this 9-cell 97Wh battery restores reliable, long-lasting power. It replaces worn-out or failed batteries in a wide range of Latitude models, letting you work unplugged for extended periods without hunting for an outlet.

Who is it for

Professionals and students who depend on a Dell Latitude E-Series laptop and need dependable battery life for meetings, travel, or remote work. It is a direct replacement for the original battery and fits many Latitude E5400, E5500, E6400, E6500, and later E-series models.

Main features

• 9-cell lithium-ion construction with 97Wh capacity for extended runtime.
• 11.1V output matches original Dell specifications for safe, stable power delivery.
• Built-in protection against overcharge, over-discharge, over-current, short-circuit, and temperature extremes.
• External, removable form factor for easy installation and replacement.
• Compatible with Dell part numbers M5Y1K, T54FJ, NHXVW, PRRRF, and others.

Specifications

• Battery type: Lithium-Ion (Li-Ion)
• Number of cells: 9
• Capacity: 97 Wh
• Voltage: 11.1 V
• Colour: Black
• Rechargeable: Yes

Tips

Before ordering, confirm your laptop model and existing battery part number to ensure compatibility. For best performance, fully charge and discharge the battery once after installation to calibrate the power meter.