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
Small black laptop CPU cooling fan, left side model

DBTLAP

DBTLAP laptop CPU cooler fan left BA31-00121A KDB0505HC BJ98

SKU CH-QB56-WMNYB

Left CPU cooling fan for select Samsung Series 9 laptops, tested before shipping

  • Accessory TypeCooler
  • Cools Samsung NP900X3 series laptops
  • Left-side CPU fan fits BA31-00121A KDB0505HC BJ98
  • Tested unit ships ready to install
  • Forcecon ADDA Sunon or Kipo motor
  • 9-month coverage included with purchase

Left CPU Fan for Samsung 900X3 Series

This replacement fan fits the left cooling position in Samsung NP900X3B, NP900X3C, NP900X3D, NP900X3E and NP900X3G laptops. It carries part numbers BA31-00121A, KDB0505HC and BJ98 for exact identification. The unit is supplied new and tested before dispatch.

Suits owners of the listed Samsung models needing

Buyers with different laptop series or a right-side fan requirement cannot use this part. The component is a single fan only, not a full cooling assembly or external pad. Verify the original against the product images before ordering.

Part number BA31-00121A confirms fit

Match this code on the existing fan to ensure compatibility with the NP900X3B, NP900X3C, NP900X3D, NP900X3E and NP900X3G chassis. The manufacturer may ship equivalent units from Forcecon, ADDA, Sunon or Kipo depending on stock.

Highlights

  • Cools Samsung NP900X3 series laptops
  • Left-side CPU fan fits BA31-00121A KDB0505HC BJ98
  • Tested unit ships ready to install
  • Forcecon ADDA Sunon or Kipo motor
  • 9-month coverage included with purchase

Specifications

Accessory TypeCooler

Questions about this item

Which Samsung laptop models use the BA31-00121A left fan?

This left CPU cooler fan fits Samsung NP900X3B, NP900X3C, NP900X3D, NP900X3E and NP900X3G series laptops.

Will the KDB0505HC BJ98 fan align with the existing right-side cooler and heatsink?

It is built as a direct replacement for the original left fan, so it mounts to the same screw points and connects to the same header as the factory unit.

How can I confirm the BA31-00121A fan is spinning correctly after installation?

Power on the laptop and listen for steady airflow from the left vent; the supplier tests each unit to 100% function before shipping.

Also in this aisle

People compared these

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