Woodward 1502-12C7U2B1S1 Fuel Shutoff Solenoid Assembly

The Woodward 1502-12C7U2B1S1 is a 12V DC dual coil solenoid designed for fuel shutoff and engine stop functions on industrial diesel engines. It features a pull coil for high initial force and a hold coil for continuous duty operation without overheating. The solenoid provides a pull force of 44 to 53 Newtons and utilizes two spade terminals in an ungrounded configuration. It mounts via a bottom flange and connects to the fuel rack via a 1/4-28 UNF male threaded rod. The return spring is a constant volume epichlorohydrin type rated light at 2.0 to 6.7 lbs force at 1 inch displacement. This unit serves as a direct replacement for Woodward 1500 series service numbers 1500-2002, 1500-2050, and 1500-2078. Cross-reference interchange includes Lister Petter OEM 366-07197, Cummins Onan 307-2546, JLG 3740028, and Yanmar 129470-67320. Typical applications span Lister Petter Alpha series (LPW, LPWS, LPWT), Kubota DF750, GF750, WG750, DF972 engines, Skyjack scissor lifts (SJ600 through SJ8850RT series), JLG aerial work platforms (40H through 86HX series), and various generator sets utilizing Syncro-Start systems.