Canadian HomeLine circuit breakers provide the high level of protection you expect from Schneider Electric. The industry's best value in circuit protection in a 1" wide industry-standard format for one-pole circuit breakers. HomeLine breakers feature Qwik-Open circuit breakers, which give homeowners a new standard for reliable, fast acting circuit protection. Typical applications for a double pole 30 Amp breaker include short circuit and overload protection for a hot water heater or clothes dryer.