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Rectangular black lithium polymer battery pack with six cells and connector plug

NShi

NShi 01AV430 57Wh 6-cell laptop battery for ThinkPad X1 Carbon 5th 6th Gen

SKU CH-XSJX-2FTBD

57 Wh lithium-polymer pack with six cells powers ThinkPad X1 Carbon 5th and 6th Gen models and includes overcharge, overdischarge and temperature protection

  • Battery TypeLithium Polymer
  • 57Wh capacity keeps ThinkPad X1 Carbon 5th and 6th Gen running longer
  • 6-cell lithium polymer design delivers reliable power for daily workloads
  • Built-in overcharge, overdischarge and temperature protection safeguards the battery
  • Replaces original part numbers 01AV430, 01AV429, 01AV431 and 01AV494
  • Rated for up to 500 recharge cycles over the battery life

Direct replacement for ThinkPad X1 Carbon 5th

This 57 Wh lithium-polymer battery replaces part numbers 01AV430, 01AV431, 01AV429, 01AV494 and their SB10K equivalents. It fits the X1 Carbon 2017 and 2018 series, including G6 models. The six-cell pack delivers 11.52 V and 4950 mAh for owners who need a new power source for these ultraportables.

Built-in protection keeps thermals stable

Overcharge, overdischarge, over-temperature and short-circuit circuits guard the cells during daily charging. The design targets low power consumption and up to 500 recharge cycles across the battery life. No extra cooling or fan control is required from the laptop side.

Drops into the existing battery bay without adapters

The pack uses the original connector and form factor, so no cables, brackets or BIOS updates are needed. It frees the user from hunting for obsolete OEM stock and restores full mobile runtime on supported ThinkPad X1 Carbon models.

Highlights

  • 57Wh capacity keeps ThinkPad X1 Carbon 5th and 6th Gen running longer
  • 6-cell lithium polymer design delivers reliable power for daily workloads
  • Built-in overcharge, overdischarge and temperature protection safeguards the battery
  • Replaces original part numbers 01AV430, 01AV429, 01AV431 and 01AV494
  • Rated for up to 500 recharge cycles over the battery life

Specifications

Battery TypeLithium Polymer

Questions about this item

How do I install the 6-cell 57Wh battery in my ThinkPad X1 Carbon 5th or 6th Gen, and what step is often missed?

Power off the laptop, remove the bottom case screws, disconnect the old battery connector before lifting it out, then connect the new 11.52V pack and secure the case screws again.

What maintenance or replacement will the 4950mAh Li-polymer pack need over its life?

The pack is rated for up to 500 recharge cycles; after that capacity drops noticeably and a replacement will be required.

What limit appears first during sustained heavy use of this 11.52V battery?

The over-temperature protection circuit will trigger before the over-current or over-discharge limits, throttling output until the cells cool.

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