The PHOENIX CONTACT part 1020004 is a thermomagnetic device circuit breaker with a compact design and reliable performance. It features 2 positions and a screw connection method, making it easy to install and use. With a cross section ranging from 1 mm² to 35 mm² (AWG: 18-2), this circuit breaker is versatile and suitable for various applications. The width of the device is 35.3 mm, and it is designed for DIN rail mounting (35 mm). The gray color adds a sleek and modern touch to the overall look of the circuit breaker.