... IP56.Technical Parameter:Conform to IEC60947-3:1999.Rated Current:20A, 35A, 63ARated Voltage:240/415VNo. of Pole:1P,2P,3P ... Pole20AHKS3-20IP5635AHKS3-35IP5663AHKS3-63IP56Four Pole20AHKS4-20IP5635AHKS4-35IP5663AHKS4-63IP56 IP56 Weatherproof 20A 3P Isolator Switch