I pulled these out of a ProLiant DL385p Gen8, they seemed to work fine while the server was running, and cooled everything properly Thanks! Ebay AI Description: The product is a set of six HP Prolient Assy fan modules and chassis modules. These components are designed specifically for HP Prolient servers, ensuring compatibility and optimal performance. The fan modules provide efficient cooling to keep the server running smoothly, while the chassis modules offer support and stability for the overall system. Ideal for enterprise networking and server setups, these HP Prolient components are reliable and high-quality options for businesses needing a robust server infrastructure.