Description: SEN-SZ21WA is 4 points external teeth -- solar water heater solenoid valve water inlet solenoid valve water control machine shower room water solenoid valve -220V Waterproof and explosion-proof, heat-resistant and cold-resistant, automatic control of solenoid valve of water control machine, realizes on-off control of fluid medium in pipeline Material: brass Product detailed size: Solenoid valve Size: length 65mm / 2.56inch Width 35mm / 1.38inch Height 62mm / 2.44inch Hole diameter: 18mm / 0.71inch Package Includes: 1 Piece SEN-SZ21WA Brass Electromagnetic Valve