5H40S19931 – Lenovo Laptop CPU Fan & Heatsink – Genuine

This Lenovo Laptop CPU Fan & Heatsink (5H40S19931) is a genuine part designed for Lenovo laptops. It is compatible with various models, ensuring your device remains cool and operates efficiently. Also known as a thermal assembly or “THM_ASSY,” this vital component manages heat dissipation from the CPU, maintaining optimal performance and preventing overheating. Symptoms indicating the need for a replacement includes unusual noise, overheating, and unexpected shutdowns. To ensure compatibility, customers should verify their device’s model number before purchasing.

iFixit is an official Lenovo partner. Our Genuine Lenovo parts are supplied by the official Lenovo supply chain.

This OEM part may be new or refurbished by Lenovo. Lenovo Certified Refurbished products are extensively screened, repaired, tested, and cleaned to high Lenovo standards, but may contain cosmetic imperfections.