Our new clean-air insulated RMU delivers a 24kV rating with zero SF6 gas, supporting global grid decarbonization.
SolarHub has officially launched its next-generation SF6-free ring main unit, featuring clean air insulation technology that eliminates SF6 gas—a greenhouse gas with a global warming potential 23,500 times higher than CO₂. The new RMU is rated for 12/24kV networks and holds full IEC 62271 certification.