SKD-6 automatic pressure control for water pump is a kind of auto switch. The following is descripitions of SKD-6 aotumatic pressure control:Rated Voltage, Frequency: 230V AC, 50Hz/110V AC, 60HzMax Current: 10AStarting Pressure: 1.2 Bar, 1.5 Bar, 2.2 BarMax Working Pressure: 10 BarMax Working Temperature: 60°CProtection Grade: IP65 SKD-6