The Phoenix Contact TMC 81D 25A thermomagnetic device circuit breaker is a crucial component for electrical distribution systems, offering reliable overcurrent protection in industrial environments. Designed for DIN rail mounting on 35mm rails, this circuit breaker features a compact design with a width of 17.6mm. It operates with a rated current of 25A and boasts a significant short-circuit switching capacity of 10kA, ensuring effective protection against fault currents. The device is suitable for a wide range of applications, including industrial control panels, power distribution units, and machinery, where reliable circuit protection is paramount. Its robust construction and adherence to UL 489 and IEC 60947-2 standards guarantee consistent performance and safety.