The SIEMENS 5SY6220-7 is a 20A, 400V, 2-pole miniature circuit breaker designed for electrical protection in industrial and commercial applications. This on/off operated breaker, ideal for currents between 16-30A, is compact and easy to install, making it a reliable choice for circuit protection. The Siemens brand ensures quality and durability, making this breaker a dependable component for electrical systems requiring efficient and reliable protection.