安静，并且可增加阀门寿命。电磁换向阀DFA/B/C回油口背压可高达21Mpa，交直流型线圈可减低电压突升，提高更安静之操作并增加继电器接点寿命，双回油流道设计，可大幅降低回油管线压降及减少温升。无锡昌林
DFB-02-2B2AL,DFB-02-2B2B,电磁换向阀 DFB-02-3C11,DFB-02-2B3B,电磁换向阀
DFB-02-2B3AL,DFB-02-3C40,电磁换向阀
DFB-02-3C25,DFB-02-3C10,电磁换向阀
DFB-02-3C12,DFB-02-3C60,电磁换向阀
DFB-02-3C2,DFB-02-3C3,电磁换向阀
DFA-03-2D2,DFA-03-2B3L,电磁换向阀DFA-02-2B4B,DFA-03-2D3,电磁换向阀
DFA-02-2B2B,DFA-02-2B12B,