Hydraulic PTO Applications & Markets Applications are similar for hydraulic clutches as they are for the mechanical PTOs. They can be used wherever a disconnect is required between the driven equipment and the prime mover. Typical applications include:Centrifugal Pumps Water Jets Propellers Generators Hydraulic Pumps Agitators Bow Thrusters Winches Horizontal Grinders Blowers Compressors Conveyors Rock Crushers Mud Pumps Piston Pumps Hammer Mills Tub Grinders Fans