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Rectangular 4-cell Dell laptop battery, black plastic casing, label with model XDY9K and 54 Wh rating

DELL

DELL XDY9K 4-cell 54 Wh 15 V laptop battery

SKU CH-G1SH-ECQ64

4-cell lithium-ion notebook battery delivering 54 Wh at 15 V with 3420 mAh capacity

  • Battery typeLithium-Ion
  • Genuine Dell battery tested for reliable notebook compatibility
  • 54 Wh capacity powers extended mobile work sessions
  • 15 V output matches original system requirements
  • 3420 mAh lithium-ion cells deliver consistent rechargeable performance
  • Replaces part numbers 0XDY9K, V6W33, VKYJX, WV3K8

Dell XDY9K 54 Wh replacement battery

The Dell XDY9K is a 4-cell lithium-ion battery rated at 54 Wh and 15 V with a capacity of 3420 mAh. It is designed as a genuine Dell replacement for compatible notebooks and requires removal of the back cover for installation. Builders who need a second battery for hot-swapping cannot use this internal pack.

Replaces worn original cells and restores mobility

This pack replaces part numbers 0XDY9K, 4ICP5/65/70, V6W33, VKYJX and WV3K8 when the original battery no longer holds a useful charge. The jump is worth it when runtime has dropped below what a single work session demands. Users who need more capacity than 54 Wh will not find it here.

Holds charge across a full work day under normal use

The 54 Wh cell delivers consistent output during sustained productivity tasks rather than only in short bursts. Genuine Dell qualification testing aims to keep voltage stable as the pack discharges. Heavy continuous loads such as rendering will drain the pack faster than light office work.

How it compares

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

Price $51.99
Pricier than about 83% of the 27,790 comparable items (median $30.99).

Specifications

Power
Battery typeLithium-Ion

Questions about this item

What back-cover removal does the Dell XDY9K 54 Wh battery require?

The battery fits inside the notebook chassis and needs the back cover taken off; follow the service manual for your specific Dell model using its service tag.

Which step do installers often miss when fitting this 4-cell 15 V pack?

After placing the battery, reconnect its cable to the motherboard before refitting the back cover; skipping this leaves the system without power.

When should the 3420 mAh Dell XDY9K be replaced?

Replace it once run-time drops noticeably or the pack no longer holds a full charge; lithium-ion cells degrade with each cycle.

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