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Black rectangular laptop battery with connector slots

GreenTechLLC

GreenTechLLC 5B10W13958 laptop battery 92WHR 11.55V 7948mAh 6 cell

SKU CH-B38G-JGYSS

92 Wh six-cell lithium-ion replacement battery for ThinkPad P15, P17 and T15g Gen 1 and Gen 2 models

  • ColorBlack
  • TypeBattery
  • CompatibilityLENOVO THINKPAD P15 GEN 1, P15 GEN 1 20ST, P15 GEN 1 20SU, P
  • Battery Type6 Cell Lithium-Ion
  • Battery Voltage11.55V
  • Battery Capacity7948MAH
  • Extended runtime for demanding workloads with 92WHR capacity
  • Reliable power delivery at 11.55V for consistent performance
  • Broad compatibility across ThinkPad P15, P17 and T15g models
  • Six-cell lithium-ion design balances capacity and form factor
  • Replaces multiple OEM part numbers for straightforward installation

92 Wh replacement battery for ThinkPad mobile

This 6 cell lithium ion pack delivers 11.55 V and 7948 mAh for Lenovo ThinkPad P15 Gen 1, P15 Gen 2, P17 Gen 1, P17 Gen 2, T15g Gen 1 and T15g Gen 2 models. It matches the original 5B10W13958, 5B10W13959, L19C6P71, L19L6P71, SB10T83201 and SB10T83202 part numbers. The unit is new and carries CE, FCC and RoHS certification.

Upgrade from a depleted or lower capacity pack

Swapping the original cell restores full runtime when the factory battery no longer holds charge or when the system ships with a smaller watt hour option. The jump is worth it whenever the laptop shuts down early under load or cannot complete a typical work session away from mains power. Buyers who need a higher watt hour rating than 92 Wh or a different voltage cannot use this pack.

Stable output during extended sessions

Each unit is tested for correct voltage, circuit protection, stable current and low self discharge before shipping. The 6 cell design maintains consistent delivery throughout long compile, render or simulation workloads rather than sagging after a short burst. Thermal behaviour follows the laptop's own management firmware without additional cooling requirements.

Highlights

  • Extended runtime for demanding workloads with 92WHR capacity
  • Reliable power delivery at 11.55V for consistent performance
  • Broad compatibility across ThinkPad P15, P17 and T15g models
  • Six-cell lithium-ion design balances capacity and form factor
  • Replaces multiple OEM part numbers for straightforward installation

Specifications

BrandGreenTech
Model5B10W13958, 5B10W13959, L19C6P71, L19L6P71, SB10T83201, SB10T83202
Part Number5B10W13958, 5B10W13959, L19C6P71, L19L6P71, SB10T83201, SB10T83202
ColorBlack
TypeBattery
CompatibilityLENOVO THINKPAD P15 GEN 1, P15 GEN 1 20ST, P15 GEN 1 20SU, P15 GEN 2, P15 GEN 2 20YQ, P15 GEN 2 20YR, P17 GEN 1, P17 GEN 1 20SN, P17 GEN 1 20SQ, P17 GEN 2, P17 GEN 2 20YU, P17 GEN 2 20YV, T15g GEN 1, T15g GEN 1 20UR, T15g GEN 1 20US, T15g GEN 2, T15g GEN 2 20YS, T15g GEN 2 20YT
Battery Type6 Cell Lithium-Ion
Battery Voltage11.55V
Battery Capacity7948MAH

Questions about this item

Does the 6-cell 5B10W13958 battery fit the existing bay in a ThinkPad P15 Gen 1 without modification?

Yes, it matches the OEM 5B10W13958 form factor and locks into the standard battery compartment on all listed P15, P17 and T15g models.

What is the common mistake when installing this 11.55 V 92 Wh pack in a ThinkPad T15g Gen 2?

Forgetting to disable the internal battery in BIOS before swapping; the system will not recognise the new pack until the old one is logically disconnected.

When should the 7948 mAh L19C6P71 unit be replaced?

Replace it when a full charge no longer delivers the runtime you need for mobile work — typically after several hundred charge cycles.

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