Superior Electric - 136B - 136B - Variable Transformer, 120 VAC, 22 A, 140 VAC, 22 A, POWERSTAT Series The 136B is a POWERSTAT® Series 22A 120V single-phase Variable Transformer with knob rotation, motor drives and epoxy-coated POWERKOTE® coils for long life. This transformer provide continuously adjustable output voltage from utility line voltage and features movable brush-taps ride on commutators, rotation of brush by manual or motor-driven means delivers any voltage in the range between zero and line voltage, greater ratings/overload capacities and better...

Its used.. but used lightly and comes with Aluminum encasing.