This guide explains what facility managers should evaluate when selecting an outdoor panel or power distribution box, focusing on enclosure ratings, durability, and real-world operating conditions—while showing how E-abel designs outdoor electrical cabinets specifically. . This guide explains what facility managers should evaluate when selecting an outdoor panel or power distribution box, focusing on enclosure ratings, durability, and real-world operating conditions—while showing how E-abel designs outdoor electrical cabinets specifically. . For facility managers, EPC contractors, and infrastructure operators, an outdoor electrical cabinet is a mission-critical asset that protects power distribution, control systems, and communication equipment from weather, corrosion, dust, and unauthorized access. Choosing the wrong weatherproof. . Outdoor electrical cabinet enclosure are essential for protecting electrical equipment, battery systems, solar inverters, and control panels from unpredictable weather conditions. Also protects from voltage and moving parts for people who come in contact with the enclosure. In this article, we'll explain what these ratings mean and help you decide if your outdoor cabinet really needs one—and if so, which level is right for you. The two-digit code shows the protection against particles (the first digit) and water (the second digit).