The OHMITE RKS5R0E is a wirewound rheostat, a type of variable resistor commonly used in industrial control systems and adjustable power circuits. Wirewound rheostats are known for their high power handling capabilities and precision resistance adjustment. The RKS5R0E is designed for applications requiring reliable and accurate resistance control, often found in motor speed control, lighting dimming, and other adjustable power applications. Consult factory for details regarding specific dimensions and performance characteristics. Models H, J, G, K, L and N are listed under UL File No. E-10946 and CSA File No. 21309.