The Tru-Ohm Rheostat Type R-50 is a high-quality 5000 ohm resistor with a .10 amp capacity, designed for use in a 300V environment. This insulated rheostat is ideal for controlling the speed of electric motors or adjusting the current in electrical circuits. With free shipping included, this product offers great value for businesses and industrial applications requiring precise electrical control.  Item is used but guaranteed to work and comes with free 30 day returns.