Fuse IsolatorOutdoor high-voltage disconnect switch GW4-12 Back Vacuum circuit breaker Shrink Cable Accessories Insulators Fuse Isolator Surge Arrester Helical Fitting Protective Fitting Terminals & Lugs Splicing fitting Strain clamp Substation Busbar Fitting Suapension clamps Aerial Electrical Fitting Link Fitting Guy Wire Fitting ABC fitting Cable Clamp Overhead Line Connector Outdoor high-voltage disconnect switch GW4-12 The GW4 type double-column horizontal rotating outdoor high-voltage disconnector (hereinafter referred to as the disconnector) is a three-pole AC 50Hz outdoor high-voltage electrical appliance. It is used in power systems with rated voltages of 12 to 126 kV, for voltage supply without load on high-voltage lines, as well as for electrical isolation between the equipment to be inspected (such as high-voltage busbars and circuit breakers) and the live high-voltage lines. Online InquiryEmail Us Email Us Other Products Outdoor high-voltage disconnect switch GW9-12 Outdoor high-voltage disconnect switch GW9-12G Outdoor high-voltage disconnect switch GW9-12W Outdoor high-voltage disconnect switch GW5 Outdoor high-voltage fuse HRW10-10 Outdoor high-voltage fuse HPRWG2-40.5 Outdoor high-voltage AC fuse RW11 Outdoor high-voltage AC fuse RW12-12 Outdoor high-voltage AC fuse RW12-12F