Siemens, Powers Model 3, Three-Way Electric-Pneumatic Valve, 120 VAC, Open Frame, 265-1028
A general purpose, electrically operated, two-position three-way valve designed to control air flow, the 265 Three-Way Valve can be used for interlock between an electrical system and a pneumatic control system; available in open frame [yoke] and junction box [splice box] types.