The C.FCH-2 comes in a heavy duty plastic housing with solid state electronics. The ergonomics allow precise and reliable speed control with your foot. For use with 230 Volt Series SR, SRB, SRH and SRBH motors. Also for use with discontinued Series H and HB motors 
7" long, 4-1/2" wide, 2-3/8" high, ship wt-2 lbs./1 kg., 3 Amps, 50 Hz