The ABB A1N040TW is a robust circuit breaker designed for optimal performance and safety. This model, part of the A1N 100 series, features a TMF 40-400 3P F F UL specification, ensuring it meets rigorous safety standards. With a UPC of 804325555289, this circuit breaker is easily identifiable and traceable. It weighs approximately 1 pound and 14 ounces, making it a solid yet manageable component in any electrical system. Ideal for a wide range of applications, the ABB A1N040TW circuit breaker is a reliable choice for protecting electrical circuits from overloads and short circuits.