The ABB A1A020TW-2 Thermal Magnetic Circuit Breaker is engineered for superior performance and safety in industrial environments. As part of the A1A 100 series, this circuit breaker features a thermal magnetic trip unit with adjustable settings from 20 to 400 amps, making it versatile for various applications. Its 2-pole design ensures effective protection for two-phase electrical systems, while its compliance with UL standards guarantees reliability and quality. Weighing just 1 pound 4 ounces, this compact and durable breaker is easy to install and maintain. It is an essential component for managing electrical loads and safeguarding circuits against overloads and short circuits, providing peace of mind in demanding settings.