Solid state potentiometer control, 0 to 200 cycles per hour adjustable proportioning cycle, 0 to 1010 degrees c range automatically maintained, power requirement 240 volts, 3450 watts, 50 to 60 hz, dim. 21 in. W by 23 in. Dp by 15 in. H, inside dim. 5-1/4 in. W by 15 in. Dp by 4-1/2 in. H
