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Rectangular black lithium-ion battery pack with label showing 41.9Wh 11.55V 3-cell

PISKEKAT

PISKEKAT HT03XL 41.9Wh 3630mAh 11.55V 3-cell laptop battery

SKU CH-Q9N6-CX01W

A 41.9 Wh lithium-ion replacement battery rated for 500 recharge cycles, compatible with numerous HP Pavilion 14, 15 and 17-inch models

  • Battery TypeLaptop Batteries
  • 9 Wh capacity keeps your laptop running longer
  • 3630 mAh rating supports extended work sessions away from power
  • 55 V output matches the original HP specification for safe operation
  • 3-cell lithium-ion design balances weight and runtime
  • Up to 500 recharge cycles deliver long-term reliability

PISKEKAT HT03XL 41.9Wh Li-ion battery

This new PISKEKAT HT03XL is a 3-cell lithium-ion laptop battery rated at 41.9Wh and 3630mAh with an 11.55V output. It replaces the HP L11119-855 pack and is built for up to 500 recharge cycles over its service life.

Fits HP Pavilion 14, 15 and 17 models listed

The battery suits owners of the compatible HP Pavilion 14-CE, 14-CF, 14-DF, 15-CS, 15-CW, 15-DA, 15-DB, 15-DW, 15-DY, 15-CR, 17-BY and 17-CA series machines shown in the compatibility data. Buyers with laptops outside these exact model ranges should look at a different replacement.

41.9Wh capacity and 11.55V voltage

The single specification that decides fit is the 41.9Wh capacity at 11.55V in a 3-cell Li-ion form factor matching the original HT03XL part. If your device requires a different watt-hour rating or voltage this unit will not work.

Highlights

  • 9 Wh capacity keeps your laptop running longer
  • 3630 mAh rating supports extended work sessions away from power
  • 55 V output matches the original HP specification for safe operation
  • 3-cell lithium-ion design balances weight and runtime
  • Up to 500 recharge cycles deliver long-term reliability

Specifications

Battery TypeLaptop Batteries

Questions about this item

Will the HT03XL battery fit my HP Pavilion 15-CS3073CL without modification?

Yes, the HT03XL is listed as a direct replacement for the 15-CS3073CL and the wider 15-CS0XXX and 15-CS3XXX series, matching the original L11119-855 part number.

What is the correct order to connect the HT03XL battery cable during installation?

Insert the battery into the compartment first, then press the connector firmly into the motherboard header until it clicks; reversing the order can bend the delicate pins on the cable.

After how many charge cycles should I plan to replace the HT03XL battery?

The manufacturer rates the 3-cell Li-ion pack for up to 500 recharge cycles over its life; expect reduced runtime once you approach that figure.

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