C-SGS Cabinet - Switchgear System (SGS) utilizes a UL compliant bus for the distribution of electrical power and the precision control of airfield lighting circuits. The equipment meets all applicable UL and NEMA standards, integrates enhanced safety features, provides for cost-effective installation and serviceability, is air cooled, and designed for indoor installations. The benefit to installing an Eaton Crouse-Hinds SGS is having all the energy equipment in a smaller area and when a CCR needs top be replaced, then only the core can be changed providing a huge long term cost savings.