The WEG UBW400N-FTU400-3A Circuit Breaker is designed for effective protection in electrical systems. With a 400A rating, it provides reliable performance in various applications. This circuit breaker is constructed with high-quality materials and meets ANSI standards, ensuring safety and reliability. Its compact design allows for easy installation, making it suitable for both industrial and commercial environments. The advanced technology incorporated in this breaker offers excellent short-circuit protection and overload capabilities, safeguarding connected equipment.