... YCH1-100 Types of Isolator Switch 1)Poles:1,2,3,4 2)Output:15000pcs/day 3)OEM 4)CE,CB, ... ISO9001,14001,IEC YCH1-100 Types of Isolator Switch YCH1-100 series ... -tion and control loop, as the key switch of terminal electrical, also can be used in controlling ... all kinds of motorsand lighting.It used extensively in industry,commercial ...