Update your semi truck with a rapid engagement of the PTO, with the Muncie 7/16th SAE Power Take-Off Pressure Switch that ensures you're Ready for the Road Ahead™. By connecting an engine's power to its auxiliary equipment, this replacement switch allows for vehicles to activate various devices such as compressors, pumps, and agricultural equipment. Built with safety improved safety measures to prevent damage to PTO systems in the event of low oil levels. FleetPride is your First Click in Heavy Duty®.