Read about KBPI DC Drives - Available at Carotron, Inc.

KBPI DC drives by KB Electronics are analog style and have a heavy duty NEMA 4X (IP-65) enclosure made of die cast aluminum.  These are washdown watertight enclosures designed for use either indoors or outdoors.  

KBPI drives include two DC drive models, which offer either uni-directional or reversing operation.  These are SCR controls built for indexing and cycling applications for PM DC motors, and range from 1/6 thru 1 horsepower at 90 VDC or 1/3 thru 2 horsepower at 180 VDC. 

Read more about KBPI DC drives here: http://www.carotron.com/dcdrives/kbpiseriesgen/

....or Call 1-888-286-8614