What is the maximum amperage rating of a 40 amp GFCI breaker and how does it differ from other amperage ratings?
The maximum amperage rating of a 40 amp GFCI breaker is 40 amps. This rating indicates the highest amount of current the breaker can safely handle before tripping. It differs from other amperage ratings in that it is specifically designed to protect circuits with a maximum load of 40 amps, providing safety against ground faults.