Roaya Group is recognized as one of the top certified vendors for many manufacturers of Ring Main Units.  Additionally, we can supply prefabricated substations in all ratings of power. With our extensive experience and professionalism, we provide comprehensive guidance on the best types based on the nature of the facility, its energy consumption rate, and the review of its power supply documents. This is because each type has its own advantages and disadvantages, and each panel is tailored to suit the facility type and its consumption needs.