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Black rectangular lithium-ion laptop battery with label showing 51Wh 15.36V

Beisite

Beisite L18C4P71 L18L4P71 L18M4P72 L18L4P72 laptop battery 51Wh 15.36V

SKU CH-AVS6-JQYP9

51 Wh lithium-ion replacement battery for Lenovo ThinkPad X1 Carbon 7th generation and X1 Yoga 4th generation

  • ColorBlack
  • TypeBattery
  • Compatibilityfor ThinkPad X1 Carbon 2019 2020 7th GEN
  • Battery TypeLithium-Ion
  • Battery Voltage15.36V
  • Battery Capacity51Wh
  • 51Wh capacity keeps your ThinkPad running longer on a single charge
  • 36V lithium-ion chemistry matches the original power specification
  • Compatible with X1 Carbon 7th Gen and X1 Yoga 4th Gen models
  • Replaces multiple Lenovo part numbers including SB10K97642 and 02DL004
  • Brand-new battery supplied in black for direct installation

Beisite 51Wh 15.36V battery for ThinkPad X1 Carbon

This lithium-ion replacement battery targets owners of a 2019 or 2020 ThinkPad X1 Carbon 7th generation or X1 Yoga 4th generation who need a direct swap for the original pack. It delivers 51Wh at 15.36V and matches the black finish of the factory unit.

Check your part number before ordering

The supplier ships any of the L18C4P71, L18C4P72, L18L4P71, L18L4P72, L18M4P72 or L18S4P72 variants depending on stock, so verify that your current battery carries one of those codes or the Lenovo numbers 02DL004, 02DL005, 5B10W13930, SB10K97642, SB10K97643 or SB10T83173. Buyers whose machine requires a different voltage or connector will not be served by this listing.

Single battery in the box

The package contains only the battery itself — no tools, screws, installation guide or software are included. Users who lack a compatible screwdriver or who expect a driver disc for battery calibration must source those separately.

Highlights

  • 51Wh capacity keeps your ThinkPad running longer on a single charge
  • 36V lithium-ion chemistry matches the original power specification
  • Compatible with X1 Carbon 7th Gen and X1 Yoga 4th Gen models
  • Replaces multiple Lenovo part numbers including SB10K97642 and 02DL004
  • Brand-new battery supplied in black for direct installation

Specifications

BrandL18C4P71 L18L4P71 L18M4P72 L18L4P72
ModelL18C4P71 L18L4P71 L18M4P72 L18L4P72
Part NumberSB10K97642
ColorBlack
TypeBattery
Compatibilityfor ThinkPad X1 Carbon 2019 2020 7th GEN
Battery TypeLithium-Ion
Battery Voltage15.36V
Battery Capacity51Wh

Questions about this item

What comes in the package with this 51Wh battery?

The package includes one 15.36V lithium-ion battery in black.

Which part number should I select for a ThinkPad X1 Carbon 7th gen?

This listing covers L18C4P71, L18L4P71, L18M4P72, L18L4P72 and the SB10K97642 replacement; any will fit.

What does the 15.36V rating mean when installed in my X1 Carbon?

It matches the original voltage specification for the 7th generation X1 Carbon and X1 Yoga 4th gen.

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