Cabinet durability is a decisive factor for outdoor installations expected to last 10–20 years. Outdoor enclosures rely on powder coating or special anti-corrosion treatments. I think I remember hearing that every 10 degrees below the rated temperature rise a transformer operates at will. . These risks explain why outdoor electrical cabinet enclosures are evaluated differently from indoor industrial cabinets. Whether you're installing them in industrial areas, rooftops, or remote locations, weatherproof enclosure design is a. .