The KBMM-225D is a 115/230 VAC rated 12 Amps RMS @ 45C. The control is designed for 90 and 180 VDC PM and Shunt motors. It will control motors between 1/100-1.5 HP (3.0 HP w/aux. Heat sink) by inserting the proper Plug-in Horsepower Resistor. Speed range is 50:1 with load regulation of 1%. Features include: AC Line fuse and Armature Fuse holder Auto Inhibit Voltage Following MOV transient protection 5K speed pot and trimpot adjustments for Min Max Accel Decel IR and CL. Options include Auxiliary heat sink Barrier Terminal Board RFI/EMI filters and Signal Isolation (model SI-6). This control is available worldwide from stocking KB distributors. UL CSA CE (C-tick and CCC pending) PatentedDimensions:4.30" x 3.60" x 1.30".