Does GFCI need its own breaker?
No, a GFCI does not need its own breaker, since it doesn’t require a dedicated circuit. While a GFCI doesn’t need its own breaker or circuit, it’s likely in a circuit that requires the protection of soil defects.
Circuit Protection Rundown
These types of circuits are wired with the GFCI at the first socket, followed by the remainder of the circuit chain. This way, the circuit protects all the plugs downstream of the GFCI.
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