The PHOENIX CONTACT part 1019974 is a high-quality thermomagnetic device circuit breaker designed for reliable and efficient circuit protection. It features a single position for easy installation and is equipped with a screw connection method for secure connections. With a cross section range of 1 mm² to 35 mm², this circuit breaker can handle a wide range of wire sizes, from AWG 18 to 2. The compact design of 17.6 mm in width makes it suitable for space-constrained applications. It is designed to be mounted on a 35 mm DIN rail, ensuring easy and secure installation. The gray color adds a sleek and professional look to any electrical panel or system.