Zodiac Electronic & Scientific Corporation offers Sliding Contact Rheostat with Three 4mm Socket Terminals. Zodiac Electronic & Scientific Corporation also manufactures various types of Electronic Instruments and Physics Instruments. The Sliding Contact Rheostat with Three 4mm Socket Terminals, Model ZES 221, has a layer of resistance wire wound on an insulating heat resistance tube supported by cast metal feet. The Sliding Contact Rheostat with Three 4mm Socket Terminals has one terminal connected to the sliding contact and the other two to the ends of the winding, enabling the unit to be used as rheostat or potentiometer.
