QFD系列是直流二位三通型電磁閥,有防水性,主要用于礦山等露天作業場合。本產品為QF1-22升級換代產品,安裝尺寸與 QF1-22相同,其結構更合理,使用壽命長,更安全可靠。?QFD series are 3/2-ways solenoide valves,they are water proof mainly used in open air work sites like minting same mounting size as QF1-22.
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