The Sonoran 1 is a single-phase, online, double-conversion, solid-state inverter system utilizing patented ECM technology.The Sonoran 1 functions in conjunction with the existing building electrical system to provide high-quality power conditioning, backup power protection and distribution for lighting loads and other critical loads. The enclosure is a NEMA 4X (outdoor) or NEMA 12 (indoor) rain/weatherproof enclosure designed for harsh environmental conditions.