Perfect for tough washdown applications, such as rinsing anchor chains and clearing decks of fish scales and debris, these workhorse pumps feature a sealed, self-priming design that can run dry without damage and that wont overheat with extended use. Switches are sealed against water damage as are the electro-coated motors with O-ring seals and fully sealed wire entries. ProBlaster II Ultimate 5.0 Pump, with high-torque motor, delivers an extra wallop to get demanding washdown jobs done. Inlet strainer, spray nozzle and 1/2" hose barb fittings included. Pumps are ignition and thermally protected. Pump Type: Diaphragm Pressure Switch: 60psi Self-Prime: 6' Material: Polypropylene pump head, EPDM Valves, Santoprene diaphragm Port Sizes/Type: 1/2"MNPT Warranty: Two years