EMERSON – AVENTICS 5812280080 Aventics V581 series directional valve, five port, two position, actuated by spool valve, housing made from polyamide, valve seals made from acrylonitrile butadiene rubber, มี mounting holes according to CNOMO standards, ความดันใช้งานสูงสุด 10 bar และ blocking principle of valve เป็น single base plate.