The ABB SU203M-Z40 is a high-quality miniature circuit breaker designed for reliable and efficient protection of electrical circuits. This 3-pole breaker has a 40 Amp rating and a Trip Curve Z, making it suitable for a wide range of applications. UL489 and DIN certified, this breaker meets stringent industry standards for safety and performance. With its compact size and durable construction, the ABB SU203M-Z40 is the ideal choice for protecting your electrical systems.