The HP Proliant ML115 Cooling Fan 391976-001 is a high-quality server fan designed specifically for the HP ProLiant ML product line. With a ball bearing type and 20+4 pin connectors, this fan offers reliable cooling performance for server components. The fan has 12 ports, making it ideal for enterprise networking and server setups. Designed by HP, this cooling fan ensures compatibility and efficiency for maintaining optimal server performance in a professional environment.