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Small black laptop cooling fan for ThinkPad L440 and L540

Ruth's sister

Ruth's sister Laptop Fan for Lenovo ThinkPad L440 L540

SKU CH-C166-XD7AZ

Cools Lenovo ThinkPad L440 and L540 laptops with a new replacement fan

  • Compatible with ThinkPad L440 and L540 models
  • Direct replacement restores original cooling performance
  • New condition ensures reliable long-term operation
  • Internal power cable design fits factory mounting points
  • Listed by manufacturer in April 2023

Compatible Models

This replacement fan fits Lenovo ThinkPad L440 and L540 laptops. It is intended for owners of those specific models who need to replace a worn or noisy cooling unit. Builders working on other ThinkPad series or different brands cannot use this part.

Direct Replacement

The fan installs as a direct swap for the original cooling assembly in the L440 and L540 chassis. No additional brackets, cables or thermal pads are included in the package, so installers must reuse existing mounting hardware and apply fresh thermal compound themselves.

Cooling Capacity

The unit restores stock airflow for the processors used in the L440 and L540, keeping temperatures within factory limits during typical workloads. It does not increase thermal headroom beyond the original design, so sustained heavy loads may still trigger throttling as they would with the original fan.

How it compares

Measured against everything we stock in Internal PSU & Riser Cables, at today’s prices. Recalculated every night.

Price $9.99
Cheaper than about 80% of the 7,839 comparable items (median $14.99).

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Specifications

No published specifications for this item yet.

Questions about this item

Will the fan bearing need replacement after extended use?

The fan is a new mechanical component; bearing wear depends on operating hours and dust levels inside the ThinkPad L440 or L540 chassis.

What limits continuous cooling performance?

Sustained airflow is constrained by the laptop's internal heatsink design and the fan's fixed rotational speed.

How loud and hot does the fan get during all-day operation?

Acoustic output and exhaust temperature follow the original Lenovo thermal curve for the L440 and L540 platforms.

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