Siemens Q220H 2-Pole 20-Amp Type QP Circuit Breaker - 22KSiemens Q220H Q220H Product Description Siemens offers a range of thermal magnetic circuit breakers designed to safeguard your home's electrical system. These circuit breakers play a crucial role in shielding against both overloads and short circuits, preventing potential hazards. For enhanced safety, Siemens provides circuit breakers that not only defend against severe electrical shock and fires but also shield from harmful voltage spikes and surges.