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Rectangular black laptop battery with connector pins visible

PowerWarehouse

PowerWarehouse 5B11H56348 laptop battery for ThinkPad L14 Gen 4, L15 Gen 4

SKU CH-SRFJ-FQMBS

Replacement 3-cell lithium-ion battery delivering 11.52 V and 4948 mAh for ThinkPad L14 and L15 Gen 4 models

  • CompatibilityTHINKPAD L14 GEN 4, L14 GEN 4 21H1, L14 GEN 4 21H2, L14 GEN
  • Battery Type3 Cell Lithium-Ion
  • Replaces multiple OEM part numbers for easy ordering
  • 3 cell lithium-ion chemistry delivers reliable mobile power
  • 52 V 4948 mAh capacity supports extended work sessions
  • Fits ThinkPad L14 Gen 4 and L15 Gen 4 models
  • New condition ensures full performance from first charge

PowerWarehouse 3-cell Li-ion replacement

The PowerWarehouse 5B11H56348 is a new 11.52 V lithium-ion battery built for ThinkPad L14 Gen 4 and L15 Gen 4 notebooks. It matches the original 3-cell design and 4948 mAh capacity across multiple sub-models including 21H1, 21H2, 21H3 and 21H4.

Replaces worn or swollen OEM packs

This unit substitutes Lenovo part numbers such as 5B11H56348, 5B11M89999, L22B3P70, SB11H56251, 5B11H56349, 5B11M90000 and L22D3P70. The upgrade is worthwhile when the original pack no longer holds charge, reports a service warning or physically expands.

Verify exact model and part number

Confirm the laptop model label reads ThinkPad L14 Gen 4 or L15 Gen 4 and cross-reference the sticker on the old battery against the OEM list above. Different generations or chassis sizes use different connectors and will not fit this pack.

Highlights

  • Replaces multiple OEM part numbers for easy ordering
  • 3 cell lithium-ion chemistry delivers reliable mobile power
  • 52 V 4948 mAh capacity supports extended work sessions
  • Fits ThinkPad L14 Gen 4 and L15 Gen 4 models
  • New condition ensures full performance from first charge

Specifications

Part Number5B11H56348, 5B11M89999, L22B3P70, SB11H56251, 5B11H56349, 5B11M90000, L22D3P70
CompatibilityTHINKPAD L14 GEN 4, L14 GEN 4 21H1, L14 GEN 4 21H2, L14 GEN 4 21H5, L14 GEN 4 21H6, L15 GEN 4, L15 GEN 4 21H3, L15 GEN 4 21H4, L15 GEN 4 21H7, L15 GEN 4 21H8
Battery Type3 Cell Lithium-Ion

Questions about this item

Will the 5B11H56348 fit the internal battery bay of a ThinkPad L14 Gen 4 21H2?

Yes, the 3-cell lithium-ion pack is built to the same form factor as OEM part 5B11H56348 and seats directly in the L14 Gen 4 battery compartment.

What is the correct order for connecting the battery cable during installation?

Align the connector with the motherboard header, press evenly until it clicks, then secure the bottom case screws before powering on.

Which OEM part numbers identify a genuine replacement when this 4948 mAh pack wears out?

Order any of 5B11H56348, 5B11M89999, L22B3P70, SB11H56251, 5B11H56349, 5B11M90000 or L22D3P70 for an exact match.

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