CPU GPU Cooling Fan for Dell Precision 7730 7740 M7730 M7740

Replace Your Failing Laptop Fan & Keep Your Dell Precision Running Cool

Is your Dell Precision 17 7730 or 7740 overheating, throttling, or running loud? This direct-replacement CPU + GPU cooling fan is the easy fix. Engineered to match the original OEM specifications exactly — including the part numbers NS85C14-17G25 and NS85C15-17G26 — it restores quiet, efficient airflow so your workstation laptop can perform at its best.

Key Specifications

• Voltage: DC 5V / 0.4A
• Wattage: 2W
• Connector: 4-Pin
• Cooling Method: Air-cooled
• Max Rotational Speed: 5,000 RPM
• Noise Level: As low as 15 dB — near-silent operation
• Size: 9-inch
• Materials: Metal & Plastic construction
• Compatible Devices: Laptop

Compatible Models

This cooling fan is a verified replacement for the following Dell Precision laptop series:

• Dell Precision 17 7730
• Dell Precision M7730
• Dell Precision 17 7740
• Dell Precision M7740

⚠️ Important: Before purchasing, please verify your laptop's model number and the fan part number (NS85C14-17G25 or NS85C15-17G26) to confirm compatibility. Check the photos carefully and match the connector and fan shape to your original unit.

Why Replace Your Cooling Fan?

Over time, laptop cooling fans accumulate dust, wear out their bearings, and lose efficiency — leading to thermal throttling, unexpected shutdowns, and shortened component lifespan. A fresh replacement fan:

• ✅ Restores full cooling performance for CPU & GPU
• ✅ Reduces noise for a quieter work environment
• ✅ Prevents overheating-related damage to your motherboard
• ✅ Extends the overall lifespan of your Dell Precision laptop

Product Details

• Brand: FARAJIAJ
• Condition: Brand New
• Made in Mainland China

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Safety & Reliability

For guidance on safe laptop maintenance and avoiding electrical hazards when replacing internal components, refer to the U.S. Consumer Product Safety Commission (CPSC) for consumer electronics safety information.

Frequently Asked Questions

Q: Will this CPU & GPU cooling fan fit my Dell Precision 7730 or 7740 laptop?

A: Yes — this fan is specifically designed as a direct replacement for the Dell Precision 17 7730, M7730, 7740, and M7740 laptop series. It matches OEM part numbers NS85C14-17G25 and NS85C15-17G26. We recommend confirming your model number and comparing the fan's physical appearance and connector type with your original unit before installing.

Q: How loud is this replacement cooling fan during operation?

A: This fan operates at a noise level of approximately 15 decibels — which is near-silent. You'll enjoy a much quieter office or creative workspace compared to a worn-out, rattling original fan.

Q: What are the voltage and power requirements for this Dell Precision replacement fan?

A: This replacement laptop cooling fan runs on DC 5V at 0.4A, consuming just 2 watts of power. It uses a standard 4-pin connector and is designed to be plug-and-play with compatible Dell Precision laptops.

Q: How do I know if my Dell Precision 7730 or 7740 fan needs to be replaced?

A: Common signs include loud grinding or rattling noises from the fan, the laptop overheating or shutting down unexpectedly, the fan no longer spinning, or your CPU/GPU hitting thermal limits during normal use. Replacing the cooling fan is one of the most effective solutions to these issues.