The Delta FAN-0141L4 / GFC0412DS 40mm 12V 4-Pin Ball Fan is designed specifically for Supermicro servers, offering a maximum fan speed of 15000 RPM and a maximum airflow volume of 28 CFM. With a compact size of 40mm in diameter and 28mm in height, this fan utilizes a ball bearing design for optimal performance and durability. The 4-pin connector ensures easy installation and reliable power supply for efficient cooling in enterprise networking and server environments. Perfect for maintaining optimal temperatures in high-performance computing setups, this Delta fan is a reliable choice for Supermicro server compatibility.