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  6. Item#: 9SIA8ZWM2N1571

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L21B4P71 L21M4P75 L21L4P73 L21D4P74 Battery for Lenovo ThinkPad T14s Gen 3 2022 Gen 4 2023 15.36V 57Wh 3711mAh Li-ion Compatible with SB10W51978 5B10W51877

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  • High-Capacity 57Wh Battery Delivers 15.36V / 3711mAh of reliable power. 100% brand new from manufacturer with Grade A lithium-ion cells for consistent performance and extended runtime.
  • Compatible with ThinkPad T14s Gen 3 & Gen 4 Fits Lenovo ThinkPad T14s Gen 3 (2022 Series) and ThinkPad T14s Gen 4 (2023 Series). Perfect replacement for these premium business ultrabooks.
  • Replaces Multiple OEM Part Numbers Direct replacement for L21B4P71, L21M4P75, L21L4P73, L21D4P74, SB10W51978, SB10W51976, SB10W51975, SB10W51977, 5B10W51877, 5B10W51875, 5B10W51874, 5B10W51876, SB11M89834, SB11M89832, SB11M89831, SB11M89833, 5B11M90033, 5B11M90031, 5B11M90030, 5B11M90032.
  • Rechargeable Li-ion with Safety Protection Built with overcharge, over-discharge, overcurrent, and short-circuit protection. Black color, OEM form factor for easy drop-in installation.
  • 12-Month Warranty Brand new battery not refurbished. Includes manufacturer warranty.
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Overview
Specs
Reviews
Restore original battery life to your Lenovo ThinkPad T14s Gen 3 or Gen 4 with this high-quality 57Wh replacement battery. Designed specifically for ThinkPad T14s Gen 3 (2022 Series) and T14s Gen 4 (2023 Series) laptops, this L21B4P71 battery delivers reliable power for business travel, remote work, and daily productivity. Whether your original battery no longer holds a charge or you simply need a spare, this 15.36V 3711mAh lithium-ion battery meets or exceeds OEM specifications.

Technical

Specifications



Item Model: L21B4P71

Battery Type: Li-ion (Rechargeable Lithium-ion)

Voltage: 15.36V

Capacity: 57Wh / 3711mAh

Condition: 100% Brand New Grade A Cells

Compatible Laptop Models

Lenovo ThinkPad T14s Gen 3 (2022 Series)

Lenovo ThinkPad T14s Gen 4 (2023 Series)

Compatible OEM Part Numbers

L21B4P71

L21M4P75

L21L4P73

L21D4P74

SB10W51978

SB10W51976

SB10W51975

SB10W51977

5B10W51877

5B10W51875

5B10W51874

5B10W51876

SB11M89834

SB11M89832

SB11M89831

SB11M89833

5B11M90033

5B11M90031

5B11M90030

5B11M90032

What's Included

1 x L21B4P71 Battery (57Wh)

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

  • Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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