Dell 52Wh 4-Cell Battery (722KK) for Latitude and Precision Laptops

When your Dell Latitude or Precision laptop no longer holds a charge, a failing battery can disrupt your workday. This genuine Dell 52Wh 4-cell lithium-ion battery (part number 722KK) restores reliable, long-lasting power so you can work unplugged with confidence.

Who is it for

Professionals and students using compatible Dell Latitude 5400, 5500, 5401, 5501, 5410, 5510 or Precision 3540, 3550 laptops who need a dependable replacement battery to stay productive on the go.

Main features

• 52Wh capacity with 4-cell lithium-ion design for balanced runtime and weight
• 15.2V output and 3421mAh energy rating for consistent performance
• Internal mounting type for a secure, OEM-style fit
• Built-in protection against overcharge, over-discharge, overcurrent, and short circuits
• Black colour matches original laptop aesthetics

Specifications

• Battery capacity: 52 Wh
• Number of cells: 4
• Battery technology: Lithium-Ion (Li-Ion)
• Output voltage: 15.2 V
• Energy rating: 3421 mAh
• Product type: Laptop internal battery
• Rechargeable: Yes
• Colour: Black
• Condition: New
• Manufacturer: Dell
• Mounting type: Internal

Tips

For optimal battery life, fully charge and discharge the battery a few times after installation to calibrate the power meter. Always use a compatible Dell charger.