Although isolators and circuit breakers share a similar functin in the electrical circuit, they are two seperate entities. This video explains to you the difference between both devices with such factors in consideration as working, funcion, operation, withstand capability, etc. You can choose between them based on your specific requirements. ATO is a reliable supplier of both isolators and circuit breakers, you can find an ideal product at our online store. Buy on https://www.ato.com/isolator-switch https://www.ato.com/circuit-breakers