Dell 51Wh 3-Cell Lithium-Ion Laptop Battery (W6D4H)

When your Dell Latitude or Precision starts shutting down unexpectedly or won't hold a charge, this 51Wh lithium-ion battery restores reliable all-day productivity. It replaces the original 3-cell unit in select Latitude 5400, 5500, 5401, 5501, 5410, 5510 and Precision 3540, 3550 models.

Who is it for

IT departments and mobile professionals who need a dependable internal battery for their Dell business laptops and mobile workstations. It is a straightforward replacement that brings a worn-out notebook back to full working order.

Main features

• 51Wh energy rating with 11.4V nominal voltage and 4250mAh current capacity
• 3-cell lithium-ion construction for a balance of weight and runtime
• Built-in overcharge, over-discharge and short circuit protection
• Black internal form factor designed to fit the listed Dell models
• Rechargeable with a typical life cycle of 300–500 charge cycles

Specifications

• Battery technology: Lithium-Ion (Li-Ion)
• Capacity: 51 Wh
• Number of cells: 3
• Voltage: 11.4 V
• Current capacity: 4250 mAh
• Manufacturer part number: W6D4H
• Colour: Black

Tips

For optimal battery health, perform a full charge and discharge cycle once a month. Store the battery at around 50% charge if you plan to keep it unused for an extended period. Always use a compatible Dell charger to avoid damage.