Product Details: Outfit your semi to be Ready for the Road Ahead™ with seamless electronic controls, with the Cole Hersee SPST On/Off Dependent Pilot Rocker Switch. To activate multiple electronic components, this replacement switch features a streamlined off / on design with a one-way power transfer. Fashioned with silver contacts for improved corrosion resistance. <br/><br/>FleetPride is your First Click in Heavy Duty®.