... DC 12/24V7.Material of solenoid valve:Seals:NBR , VITON or EPDM, body: Forged brass, cast brass(for orifice:Φ32, 40, 50 ... only);8.Brass series solenoid valve with CE TUV, ISO9001 approvement ... . Normally Closed|Open 2 Way Brass Electric Solenoid Valve