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Small black plastic graphics card cooling fan with curved blades and wire connector

Fans

Fans graphics card cooling fan HP CQ43 431 CQ57 435 436 646181-001

SKU CH-H99V-DQ7KT

Replacement graphics card cooling fan for HP CQ43, CQ57 and related models

  • Keeps compatible HP laptops cool with a direct-fit replacement fan
  • Designed for CQ43, 431, CQ57, 435, 436 and 646181-001 models
  • New condition ensures reliable airflow for graphics card thermal management
  • Simple swap restores original cooling performance without modification

Replacement GPU fan for HP CQ series

This new case fan replaces the original graphics card cooling fan in HP CQ43, CQ431, CQ57, CQ435 and CQ436 notebooks. It matches part number 646181-001 for direct compatibility. Buyers restoring thermal performance on these specific models will find the correct fit.

Fits HP CQ chassis without modification

The fan mounts directly into the existing radiator assembly used by the listed models. No adapter brackets or wiring changes are required for installation. Builders needing a different connector pinout or a higher airflow rating should look elsewhere.

How it compares

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

Price $18.99
Typical for this category: the median of 8,339 items is $19.99.

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Specifications

No published specifications for this item yet.

Questions about this item

What is the first limit reached during sustained use of this graphics card cooling fan?

The fan is designed as a replacement for HP CQ43, CQ57, 431, 435, 436 models and will operate within the thermal limits of those laptop chassis.

How much noise or heat does this radiator fan produce when running all day?

As a direct replacement part 646181-001, it matches the original acoustic and thermal profile for the listed HP notebook series.

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