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Small black laptop CPU cooling fan with plastic housing and wire connector

DBTLAP

DBTLAP CPU Fan for HP ProBook 4540 4740S 683484-001

SKU CH-89TP-GNCNV

Replacement CPU cooling fan for HP ProBook 4540 and 4740S laptops, part number 683484-001

  • Accessory categoryCooler
  • Compatible with HP ProBook 4540 and 4740S models
  • Tested individually to ensure 100 percent operation
  • Replaces original part numbers 683484-001 and 23.10720.001
  • Includes one CPU cooling fan for direct installation
  • Manufactured by Forcecon, ADDA, Sunon or Kipo depending on stock

Compatible HP ProBook Models

This replacement CPU cooling fan is built for HP ProBook 4540, 4740S and 4540S laptops. It matches part numbers 683484-001, FCN DFS551205ML0T, FB7S and 23.10720.001. The unit suits owners of those specific models who need a direct swap for a worn or noisy original cooler.

Installation Notes

Each fan is tested individually before dispatch to confirm 100 % operation. Buyers should compare the supplied photos with their existing fan to verify connector layout and mounting points before fitting. The supplier advises contacting them if compatibility is uncertain, as several manufacturers may be used across stock batches.

Cooling Capacity

The cooler is designed to handle the thermal load of the listed ProBook platforms under normal use. It will not suit other laptop series or desktop builds, and it provides no additional features such as temperature monitoring or speed control beyond the standard PWM interface.

How it compares

Measured against everything we stock in Laptop Cooling Stands & Fans, at today’s prices. Recalculated every night.

Price $6.99
Cheaper than about 94% of the 6,190 comparable items (median $20.99).

Specifications

Product
Accessory categoryCooler

Questions about this item

How can I verify the fan is operating correctly after installing it in my HP ProBook 4540?

The fan should spin smoothly and quietly once the laptop is powered on; each unit is tested individually before shipping to ensure 100% functionality.

What components are included in the package and is any additional hardware required?

The package contains one CPU cooling fan; no extra parts are needed for installation in compatible ProBook models.

Which part numbers confirm this fan matches my ProBook 4740S?

This replacement matches OEM part numbers 683484-001, FCN DFS551205ML0T, FB7S and 23.10720.001 for the ProBook 4540, 4740S and 4540S series.

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