The server open loop liquid cooling system is suitable for Intel LGA 4677/ 4189/ 3647/ AMD TR4 sockets and can be customized upon request. The copper water cooling block is thin and can be used in tight spaces. The sealing material is made of fluorine rubber material, no risk of liquid leakage. The fluorine rubber open loop liquid cooler can be mounted both horizontally and vertically. The water inlet and outlet can be forward, side in, front out and side out for all types of chassis.