Insulator: Glass-filled thermoplastic, UL94V-0 Colour: Grey Contact plating: tin over nickel Contact: Brass Contact resistance: 30m? max / 1A DC Insulation resistance: 1000M? / 500V DC Dielectric voltage: 500V AC/rms, 60Hz Current rating: 1A Voltage rating: 250V AC/rms, 60Hz