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Black rectangular laptop battery with label showing 57Wh 11.52V

Beisite

Beisite 57Wh 11.52V laptop battery for ThinkPad L14 L15 Gen 3 Gen 4

SKU CH-06P2-3X2NH

A 57Wh lithium-ion replacement battery for ThinkPad L14 and L15 Gen 3 and Gen 4 laptops

  • ColorBlack
  • TypeBattery
  • Compatibilityfor ThinkPad L14 L15 Gen 3 Gen 4
  • Battery TypeLithium-Ion
  • Battery Voltage11.52V
  • Battery Capacity57Wh
  • 57 Wh capacity powers ThinkPad L14 and L15 through a full workday
  • 52 V lithium-ion chemistry matches original voltage for stable performance
  • Replaces nine Lenovo part numbers including SB11F21952 for drop-in fit
  • Compatible with Gen 3 and Gen 4 Intel and AMD models across L14 L15 and C14
  • Brand-new cell delivers reliable cycles from first charge

Replacement battery for ThinkPad L14 L15 Gen 3 Gen 4

This 57 Wh lithium-ion pack operates at 11.52 V and replaces Lenovo part numbers L21C3PG2, L21D3PG2, L21L3PG2 and L21M3PG2. It fits ThinkPad L14 and L15 generation 3 and 4 models, including Intel and AMD variants, as well as the C14 Gen 1 Chromebook. The unit ships new in black.

Who this suits and who should look elsewhere

Buyers restoring battery life on the listed ThinkPad models will find a direct fit. Users of other Lenovo series, different generations or non-ThinkPad laptops cannot use this pack. It is not for systems that require a different voltage, capacity or physical form factor.

Key specification: 57 Wh capacity at 11.52 V

The 57 watt-hour rating at 11.52 volts determines whether this battery matches the original runtime and electrical requirements of the target ThinkPad models. Verify the part number on the existing battery before ordering.

Highlights

  • 57 Wh capacity powers ThinkPad L14 and L15 through a full workday
  • 52 V lithium-ion chemistry matches original voltage for stable performance
  • Replaces nine Lenovo part numbers including SB11F21952 for drop-in fit
  • Compatible with Gen 3 and Gen 4 Intel and AMD models across L14 L15 and C14
  • Brand-new cell delivers reliable cycles from first charge

Specifications

BrandL21C3PG2 L21D3PG2 L21L3PG2 L21M3PG2
ModelL21C3PG2 L21D3PG2 L21L3PG2 L21M3PG2
Part NumberSB11F21952
ColorBlack
TypeBattery
Compatibilityfor ThinkPad L14 L15 Gen 3 Gen 4
Battery TypeLithium-Ion
Battery Voltage11.52V
Battery Capacity57Wh

Questions about this item

Does the battery arrive with any tools or cables, or must I buy them separately?

The battery ships as a standalone unit; no tools or cables are included.

The listing shows several part numbers such as L21C3PG2 and L21D3PG2 — how do I pick the right one?

Those part numbers are interchangeable; the supplier ships whichever variant is in stock and all are compatible with the listed ThinkPad models.

What does the 57 Wh rating mean for daily use on a ThinkPad L14 Gen 4?

At 11.52 V the pack stores 57 Wh, which typically delivers several hours of mixed workload runtime on supported L14 and L15 systems.

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