This SPX Stone/Fenner 3-wire handset controller is used on a variety of hydraulic power unit applications. Part number KG11 (2818-AC) works with pumps/power units on dump trucks, snow plows, lifts, hoists, dump trailers, etc. It is designed for single-acting hydraulic units. The pendant controller has a 10′ cord for plenty of mobility. D/C voltage only. I am a full line supplier and stocking distributor for SPX Stone/Fenner and Power Team. For technical assistance or compatibility questions please feel free to message Jason at National Hydraulic Supply.