We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Black rectangular lithium-ion laptop battery with connector strip

Beisite

Beisite FPB0340S 50Wh laptop battery for Fujitsu LifeBook U937 U938 U939 U939X U9310 U9311X

SKU CH-JGWC-XQHD0

50Wh 14.4V lithium-ion replacement battery for Fujitsu LifeBook U937, U938, U939, U939X, U9310 and U9311X series

  • ColorBlack
  • TypeBattery
  • Compatibilityfor Fujitsu LifeBook U937 U938 U939 U939X U9310 U9311X Serie
  • Battery TypeLithium-Ion
  • Battery Voltage14.4V
  • Battery Capacity50Wh
  • 50Wh capacity powers compatible Fujitsu LifeBook models through a full workday
  • 4V lithium-ion chemistry delivers stable voltage for reliable mobile performance
  • Replaces original part numbers FPB0340S FPCBP536 4INP5/60/80 for direct fit
  • Fits LifeBook U937 U938 U939 U939X U9310 U9311X series without modification
  • Brand-new condition with 12-month coverage for confidence in daily use

50Wh battery for Fujitsu LifeBook

This 14.4V lithium-ion battery replaces part numbers FPB0340S, FPCBP536 and 4INP5/60/80. It is built for Fujitsu LifeBook U937, U938, U939, U939X, U9310, U9310X and U9311X models. The unit ships new with a 12-month warranty. Black finish matches the original chassis.

Suits owners of listed LifeBook ultraportables

Buyers needing a different voltage or a higher capacity than 50Wh should look elsewhere. The pack fits only the series named above; other Fujitsu ranges or non-Fujitsu laptops are not supported. No alternative connector or form factor is offered.

50Wh capacity decides fit

Capacity is the single figure that determines whether this unit matches your original battery. Verify that your current pack is rated at 50Wh and 14.4V before ordering. If the original rating differs, this battery will not be compatible.

Highlights

  • 50Wh capacity powers compatible Fujitsu LifeBook models through a full workday
  • 4V lithium-ion chemistry delivers stable voltage for reliable mobile performance
  • Replaces original part numbers FPB0340S FPCBP536 4INP5/60/80 for direct fit
  • Fits LifeBook U937 U938 U939 U939X U9310 U9311X series without modification
  • Brand-new condition with 12-month coverage for confidence in daily use

Specifications

BrandFPB0340S
ModelFPB0340S
Part Number4INP5/60/80
ColorBlack
TypeBattery
Compatibilityfor Fujitsu LifeBook U937 U938 U939 U939X U9310 U9311X Series
Battery TypeLithium-Ion
Battery Voltage14.4V
Battery Capacity50Wh

Questions about this item

What voltage and capacity does the FPB0340S battery provide?

The FPB0340S delivers 14.4V and 50Wh capacity, matching the original FPCBP536 and 4INP5/60/80 part numbers for LifeBook U937 through U9311X models.

Will this battery fit my LifeBook U939X without chassis modifications?

Yes, the FPB0340S is shaped as a direct replacement for Fujitsu LifeBook U937 U938 U939 U939X U9310 U9310X U9311X series; it slides into the existing battery bay.

How do I install the FPB0340S and what step do people often miss?

Power off, unplug the AC adapter, remove the bottom case screws, disconnect the old battery cable, connect the new FPB0340S cable firmly, then reassemble; the missed step is forgetting to reconnect the battery cable before closing the case.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.