The OHMITE RKS100E is a wirewound rheostat, a type of variable resistor commonly used in industrial applications for controlling electrical power. It features a robust design capable of handling high power dissipation and offers a wide range of resistance values. The RKS100E is suitable for applications requiring precise control and adjustment of electrical circuits, such as motor speed control, lighting dimming, and volume adjustment in audio equipment. Its wirewound construction ensures high accuracy and stability over time, making it a reliable choice for demanding environments.