Description

A robust 6-cell Lithium-ion battery built for Dell’s business-class Latitude E5440 and E5540 series, providing ample runtime for full-workday productivity tasks including document editing, remote desktop sessions, and video conferencing without reliance on AC power. The E5440 battery employs a 3S2P cell assembly where each parallel pair is individually tested for capacity uniformity, resulting in balanced per-cell voltage across the full discharge cycle and reduced long-term capacity fade from cell imbalance. Dell’s integrated battery health monitoring communicates charge cycle count and estimated wear level to the BIOS, enabling IT administrators to schedule proactive replacements within managed enterprise deployment programmes.

• Voltage: 11.1V
• Capacity: 48Wh / 4400mAh
• Cell Type: Li-ion
• Cell Count: 6 Cells

Compatible Models: Latitude E5440 E5540 VV0NF VJXMC G87YG 451-BBID