Fuse: 10 Amp. High pressure. Self-priming up to 10′. 4 piston diaphragm sealed for smooth & quiet operation. Thermal overload protection automatically stops motor should it overheat due to overload, with auto re-start feature. Diaphragm design allows extended dry running. Pressure switch cut-in 20 psi (1.4 bar) cut-out 40 psi (2.8 bar), high pressure.