The Lenovo Thinkcenter Heatsink and Cooling Assembly, part 01EF550, is a high-quality CPU cooling solution designed for LGA 1151 socket compatibility. Made by Lenovo, this black heatsink is manufactured in China, ensuring reliable performance and efficient heat dissipation for your computer system. Ideal for maintaining optimal temperature levels during intense computing tasks, this heatsink and cooling assembly is a crucial component for ensuring the longevity and stability of your CPU.