防爆式比例换向阀,比例换向阀（滑套式线圈）,单片电磁制动器,管式连接无泄漏电磁阀
4-S1788，
BEXd2204-S1788，BEXd22041a-S1788，BEXd22040b-S1788，板式防爆无泄漏电磁阀EEx d II C
BEXd32041a-S1788，BEXd32040b-S1788，BEXd3404-S1788，
BEXd2204，BEXd22041a，BEXd22040b，板式防爆无泄漏电磁阀Ex d II C
BEXd32041a，BEXd32040b，BEXd3404，
,