The OHMITE RCS350E is a wirewound rheostat, a type of variable resistor used in a wide range of industrial applications requiring precise control of electrical circuits. These rheostats are known for their durability and ability to handle higher power levels compared to standard potentiometers. The RCS350E features a robust construction and is suitable for applications such as motor speed control, lighting dimming, and laboratory equipment. Consult catalog #203 for complete details.