The Delphi 7185900T is a genuine 12-volt fuel shut-off solenoid designed for precise control of fuel flow in various Perkins engines. This essential component ensures reliable engine shutdown, preventing run-on and protecting engine integrity. It is a direct replacement for OEM part numbers including Perkins 26420471, Massey Ferguson 3621579M1, and JCB 17401500. Manufactured to OEM specifications, it provides durable and consistent performance in demanding agricultural and industrial environments, fitting a wide range of Massey Ferguson tractors and JCB construction equipment.