The PHOENIX CONTACT part TMC 71C 03A is a thermomagnetic device circuit breaker designed for reliable performance. It features one position and a screw connection method, allowing for secure connections. With a cross section range of 1 mm² to 35 mm² and AWG range of 18 to 2, it offers flexibility in wire size compatibility. The width of 17.6 mm ensures easy installation and space-saving design. It is suitable for DIN rail mounting type of 35 mm, providing convenience in installation. The color of the circuit breaker is gray, making it suitable for various types of applications.