QC815-60隔離換向開關

KBM-3/250礦用隔爆型主令開關

KBM-3/110礦用隔爆型主令開關

HG-315/1140交流低壓空氣式隔離換向開關

HG-315/1140隔離換向開關

GM3-250/1140隔離開關

GM2-400/1140采煤機負荷開關

GHK-400/1140隔離換向開關

GHK-315/1140隔離換向開關

GHK-200/1140低壓隔離換向開關

GHK-200/1140礦用隔離換向開關

GHK-80/1140V隔離換向開關

GHK8-120/1140隔離換向開關

DH2(7)-200/380(660)隔離換向開關

DH2-7-125/380(660)隔離換向開關

DH2-7-125N隔離換向開關

DH2-7-80/380（660）V隔離換向開關轉換開

DH2-7-60/380(660)V隔離換向開關 轉換開關

DH1-3-200A隔離換向開關

DH1-3-125A隔離換向開關