The ABB DS201-C40/0.03 is a 40A, 2-pole (1P+N) Residual Current Breaker with Overcurrent protection designed for residential final circuits. Manufactured in Italy, this device provides essential protection against earth leakage, overloads, and short circuits in a compact 2-module width. It operates at 230V with an instantaneous tripping mechanism to ensure maximum safety for household users.