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Black rectangular lithium-ion laptop battery pack 38Wh 11.1V

Beisite

Beisite 38Wh 11.1V laptop battery 31CP6/56/77

SKU CH-1EBS-P5X33

38 Wh, 11.1 V lithium-ion replacement battery for Dell Latitude 12 5000 series including E5250, E5450 and E5550 models

  • ColorBlack
  • TypeBattery
  • CompatibilityFor Latitude 12 5000 E5450 E5550 E5250 Series
  • Battery TypeLithium-Ion
  • Battery Voltage11.1V
  • Battery Capacity38Wh
  • 38Wh capacity supports extended mobile work sessions
  • 1V lithium-ion chemistry matches original power requirements
  • Direct replacement for part numbers 31CP6/56/77 and 9P4D2 YD8XC 5TFCY VVXTW VY9ND R5MD0
  • Compatible with Latitude 12 5000 series including E5250 E5450 E5550 models
  • 12-month warranty covers manufacturing defects

Replacement battery for Latitude 12 5000 series

This 38Wh lithium-ion pack replaces part numbers 31CP6, 56 and 77 in Dell Latitude 12 5000, E5250, E5450 and E5550 models. It operates at 11.1V and fits the listed sub-models such as E5250-5033 and E5270. The black cell is supplied new with a 12-month warranty.

Single battery in the package

The box contains only the battery itself; no tools, screws or installation guides are included. Buyers must reuse their existing hardware and follow the laptop manufacturer’s service instructions to complete the swap.

38Wh capacity at 11.1V

The 38 watt-hour rating at 11.1 volts determines whether this unit matches the original energy budget of your Latitude 12 5000 system. Buyers who need a higher-capacity pack for longer runtime should look elsewhere.

Highlights

  • 38Wh capacity supports extended mobile work sessions
  • 1V lithium-ion chemistry matches original power requirements
  • Direct replacement for part numbers 31CP6/56/77 and 9P4D2 YD8XC 5TFCY VVXTW VY9ND R5MD0
  • Compatible with Latitude 12 5000 series including E5250 E5450 E5550 models
  • 12-month warranty covers manufacturing defects

Specifications

BrandRYXXH
ModelRYXXH
Part Number31CP6/56/77
ColorBlack
TypeBattery
CompatibilityFor Latitude 12 5000 E5450 E5550 E5250 Series
Battery TypeLithium-Ion
Battery Voltage11.1V
Battery Capacity38Wh

Questions about this item

How long before the 38 Wh lithium-ion cell needs replacing?

The 11.1 V 38 Wh pack is rated for a typical lithium-ion service life; with daily charge cycles expect to replace it after a few years when run-time noticeably shortens.

What stops the battery from running longer on a single charge?

The 38 Wh capacity is the hard limit — once the cells deliver their rated watt-hours the system must recharge.

Does the 11.1 V pack get hot or noisy during all-day use?

The battery has no moving parts so it stays silent; warmth is normal under load but stays within safe lithium-ion operating temperatures.

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