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Rectangular black laptop battery with three cells and label text

DELL

DELL 43Wh 11.1V 3-Cell Lithium-Ion Laptop Battery

SKU CH-1WNW-WQWH1

A 43Wh 11.1V three-cell lithium-ion replacement battery compatible with select Dell laptops

  • Battery typeLithium-Ion
  • Compatible withCompatible with Dell 4K8YH 92NCT P20T P20T003 RHN1C 451-BBPG
  • 43Wh capacity extends runtime between charges
  • 1V lithium-ion chemistry matches original specification
  • Three premium cells deliver stable power output
  • 100% compatibility with listed Dell part numbers
  • CE and RoHS certified for safety compliance

Replacement Battery for Dell Laptops

This 43Wh lithium-ion battery replaces Dell part numbers 4K8YH, 92NCT, P20T, P20T003, RHN1C and 451-BBPG. It uses premium three-cell construction rated at 11.1V to restore runtime on compatible notebooks. The unit is new and carries CE and RoHS certification for safety and environmental compliance.

Check Your Original Battery Before Ordering

Compare the physical shape, connector layout and part number on your existing battery against the product photos to confirm a correct fit. Verify that your laptop accepts an 11.1V, 43Wh pack and that the listed Dell part numbers match the label on your current unit. This step prevents ordering a battery that cannot be installed.

Integrates Directly Into the Notebook

The pack slots into the standard battery bay with no extra cables, adapters or tools required. Its three-cell design keeps the profile slim while delivering 43Wh of capacity for extended mobile use. The battery frees you from frequent charging cycles and supports everyday workloads on supported Dell models.

How it compares

Measured against everything we stock in Laptop Chargers & Batteries, at today’s prices. Recalculated every night.

Price $38.99
Pricier than about 70% of the 27,790 comparable items (median $30.99).

Specifications

Power
Battery typeLithium-Ion
Compatibility
Compatible withCompatible with Dell 4K8YH 92NCT P20T P20T003 RHN1C 451-BBPG

Questions about this item

Does the battery ship with any cables, tools or installation hardware, or do I need to source them separately?

Only the 3-cell lithium-ion battery is supplied; no cables, tools or extra hardware are included.

I see the part numbers 4K8YH, 92NCT, P20T, P20T003, RHN1C and 451-BBPG — which one should I match to my laptop?

Match any one of those part numbers printed on your original battery; all six identify the same 43 Wh 11.1 V replacement.

What does the 43 Wh rating actually deliver in everyday use on a Dell notebook?

The 43 Wh capacity restores the original run-time for compatible Dell models, giving a full charge cycle equivalent to the factory battery.

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