MIL-C-2212G, MILITARY SPECIFICATION: CONTACTORS AND CONTROLLERS, ELECTRIC MOTOR AC OR DC, AND ASSOCIATED SWITCHING DEVICES (12 FEB 1990) [S/S BY MIL-DTL-2212H]., This specification covers alternating current (AC) and direct current (DC) motor controllers andassociated switching devices. Included are manual and magnetic controllers, controller parts, limit switches,pressure switches, temperature switches, selector switches, push-buttons, and similar devices used for control ofelectric motors. Semiconductor (solid-state) devices used as parts for magnetic controllers are included.