Dell 40Wh 3-Cell Lithium-Ion Laptop Battery (451-BBKC)

This Dell 40Wh 3-cell lithium-ion battery is the direct replacement for select Inspiron, Latitude, and Vostro laptops. It delivers the same fit and power characteristics as the original battery that shipped with those systems, so you can restore your notebook's mobility without changing your routine.

Highlights

• 40Wh capacity and 11.4V nominal voltage keep your laptop running through meetings, classes, or travel.
• 3-cell lithium-ion construction balances weight and runtime for everyday portability.
• Compatible with Dell part numbers M5Y1K, GXVJ3, HD4J0, K185W, and WKRJ2.
• Internal form factor installs cleanly inside the laptop chassis.

In daily use

If your current battery no longer holds a charge or drains too quickly, this unit brings back dependable off-plug operation. It fits Inspiron 14/15/17 3000 and 5000 series, Latitude 3000 series, and Vostro 3000 series models such as Inspiron 3451, 3551, 5558, Latitude 3450, 3550, and Vostro 3558. The black casing matches the original component.

Full specifications

• Battery technology: Lithium-Ion (Li-Ion)
• Number of cells: 3
• Capacity: 40 Wh
• Nominal voltage: 11.4 V
• Estimated capacity: 3508 mAh
• Product type: Laptop battery
• Form factor: Internal
• Colour: Black
• Rechargeable: Yes
• Overcharge protection: Yes
• Short circuit protection: Yes
• Manufacturer part number: 451-BBKC

Final note

Confirm your laptop's exact model and original battery part number before ordering to ensure compatibility.