The 400A Mechanical MLO Standard 3PH from Eaton Cutler-Hammer features a durable aluminum construction with a tin plating for enhanced corrosion resistance. This model is designed for three-phase applications, providing reliable performance in demanding environments. With a 400A rating, it is suitable for various industrial and commercial applications. The mechanical lugs ensure secure connections, while the standard design allows for easy installation in existing setups. This product meets all relevant industry standards, ensuring safety and efficiency in electrical distribution.