Poor installation leads to connection misalignment and can rack up maintenance costs of $1,000 monthly per machine. Stainless steel resists corrosion well but speeds up corrosion in other metals. This degradation occurs rapidly if the protective factory powder coating is scratched or compromised. Furthermore, metal enclosures require the absolute necessity of strict earth bonding. Since. Excessive Temperature Reducing the Service Life of Electrical Equipment inside the Distribution Box The maximum ambient temperature around electrical equipment designed and manufactured according to national standards should not exceed 40°C during operation. However, in actual applications, distribution boxes often encounter a series of problems, which not. We'll explore why material choice impacts more than just durability - it affects your safety, budget, and even Wi-Fi signals! What's Actually Inside? Material Showdown Not all metals are created equal. Galvanized steel boxes can handle physical abuse but will eventually rust when exposed to salty. Each type has its own strengths and limitations, and understanding the difference can help you avoid costly mistakes. Weight and Installation Difficulty: Metal boxes.