The Siemens 5SY6620-7 is a reliable circuit breaker designed for use in industrial and commercial electrical installations. Rated for 400V and 20 amps, this device features a 3-pole plus neutral configuration, providing effective protection for your electrical circuits. Its compact 70mm width allows for efficient use of space, and the screw terminals ensure secure and straightforward wiring connections. Designed for easy installation, the circuit breaker can be mounted on a DIN rail, making it a practical choice for control panels and distribution boards. You can find this product through BSP Automation, which offers a wide selection of industrial components.