https://www.besthvelectric.com/rain-main-unit/gxgn-12-solid-insulated-fully-enclosed-ring.html https://www.besthvelectric.com/uploads/47945/small/gxgn-12-solid-insulated-fully-enclosed-ring7ecf1.jpg GXGN-12 Solid-Insulated Fully Enclosed Ring Main Unit Switchgear GXGN-12 Solid-Insulated Fully Enclosed Ring Main Unit Switchgear is an eco-friendly, maintenance-free ring main unit with all live parts sealed in epoxy resin—no SF6 gas. This solid fully insulated closed ring switchgear features modular design (V/C/F units) for flexible configurations. Its APG gel-insulated primary components, R-type magnetic contacts, and integrated spring mechanism ensure superior breaking capacity, electrical life, and reliability. Ideal for 12kV/50Hz networks, this solid fully insulated closed ring switchgear suits indoor/outdoor installations in substations, residential areas, and industrial parks. With optional smart controllers and compact structure, it enables distribution automation while guaranteeing safety and 100% environmental compliance. https://www.besthvelectric.com/uploads/47945/video/2026101410470101d84.mp4 2026-10-14T10:43:16+08:00 yes no