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Rectangular black laptop battery with three cells visible

NShi

NShi L19M3PF8 laptop battery 37.5Wh 11.58V 3240mAh 3-cell black

SKU CH-HPJV-EP4DY

A 37.5 Wh, 11.58 V lithium-ion replacement battery for Lenovo IdeaPad Flex 3 models

  • ColorBlack
  • TypeBattery
  • CompatibilityLENOVO IDEAPAD FLEX 3-11IGL05, IDEAPAD FLEX 3-11IGL05 82B2,
  • Battery Type3 Cell Lithium-Ion
  • Battery Voltage11.58V
  • Battery Capacity3240mah
  • Direct replacement for Lenovo IdeaPad Flex 3 models
  • 5 Wh capacity supports extended mobile use
  • 58 V three-cell lithium-ion design
  • Replaces OEM part numbers L19M3PF8 and 5B10X02604
  • Tested for correct voltage, circuit protection and CE/FCC/RoHS safety

NShi L19M3PF8 replacement battery

The NShi L19M3PF8 is a new 3 cell lithium ion battery built for Lenovo IdeaPad Flex 3 models including the 11IGL05 and 11ADA05 series. It replaces the original equipment part numbers L19M3PF8 5B10X02604 L19C3PF8 and 5B10X02593. Owners of those laptops can restore mobile runtime without changing chargers or adapters.

Thermals noise and power draw

Lithium ion chemistry keeps self discharge low and delivers stable current at 11.58 volts during normal workloads. The pack is tested for correct voltage circuit protection and carries CE FCC and RoHS safety certifications. No fan or active cooling is involved so operation stays silent.

Fit and system impact

The black 37.5 watt hour unit slots into the existing battery bay of the compatible IdeaPad Flex 3 chassis. It uses the original connector and mounting points so no extra cables or brackets are required. Buyers who need a higher capacity pack or a different voltage will not be served by this model.

Highlights

  • Direct replacement for Lenovo IdeaPad Flex 3 models
  • 5 Wh capacity supports extended mobile use
  • 58 V three-cell lithium-ion design
  • Replaces OEM part numbers L19M3PF8 and 5B10X02604
  • Tested for correct voltage, circuit protection and CE/FCC/RoHS safety

Specifications

BrandGreenTech
ModelL19M3PF8, 5B10X02604, L19C3PF8, 5B10X02593
Part NumberL19M3PF8, 5B10X02604, L19C3PF8, 5B10X02593
ColorBlack
TypeBattery
CompatibilityLENOVO IDEAPAD FLEX 3-11IGL05, IDEAPAD FLEX 3-11IGL05 82B2, IDEAPAD FLEX 3-11ADA05, IDEAPAD FLEX 3-11ADA05 82G4
Battery Type3 Cell Lithium-Ion
Battery Voltage11.58V
Battery Capacity3240mah

Questions about this item

How do I install the L19M3PF8 battery in my IdeaPad Flex 3 and what step is often missed?

Power off the laptop, remove the bottom case screws, disconnect the old battery cable before lifting it out, then connect the new 11.58V 3240mAh pack and reassemble; the step most people skip is unplugging the old battery first.

What maintenance or replacement will the 3-cell lithium-ion pack need later?

The 37.5Wh battery will gradually lose capacity over hundreds of charge cycles; plan to replace it once runtime drops below your needs, typically after two to three years of daily use.

What limit appears first during sustained use of this 11.58V 3240mAh battery?

The 37.5Wh capacity sets the runtime ceiling; under continuous load the pack will deplete before any thermal or voltage limit is reached.

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