2位2通通用burkert5404 burkert 5404piston valve available in NC and NO versions. A minimum differential pressure is required for the valve switching function. The solenoid coils are moulded with high-quality epoxy resin. In combination with a plug in accordance with DIN EN 175301-803 Form A, the valves satisfy protection class IP65. Please order the plug separay.-quality epoxy resin. In combination with a plug in accordance with DIN EN 175301-803 Form A, the valves satisfy protection clas