The OHMITE RJS80RE is a wirewound rheostat, a type of variable resistor commonly used in industrial control systems. These rheostats provide precise resistance adjustment for applications such as motor speed control, lighting dimming, and volume adjustment. The RJS80RE model is designed for durability and reliability, featuring a robust construction and a wide range of resistance values. It is suitable for use in harsh environments and demanding applications where precise control and long-term performance are essential. Consult catalog #203 for complete details.