Electrical Wiring Needed for a Bathroom - The Spruce Bathroom Circuits . A basic wiring plan for a bathroom includes a 20-amp, GFCI-protected circuit for the receptacles and a 15-amp general lighting circuit for the switches, light fixtures, and vent fan. In some areas, the lighting and receptacles must be on separate circuits so that if a receptacle trips the circuit breaker, the lights won't go out. Bathroom Light Switch Wiring Diagrams - Ask-The-Electrician Electrical Wiring for a Bathroom Light Switch with Wiring Diagrams. Application: Wiring a Bathroom Light and Exhaust Fan. Skill Level: Intermediate to Advanced. This electrical repair project is best performed by a Licensed Electrical Contractor or Certified Electrician. Tools Required: Basic Electricians Pouch Hand Tools and Voltage Tester. Bathroom Electrical Wiring - Ask-The-Electrician Bathroom Electrical Code Requirements: Home electrical wiring for bathrooms lighting must be either: on dimmer switches, provide a "manual-on occupancy sensor", or be all fluorescent lighting. Broan Bathroom Fan Wiring Diagram | Free Wiring Diagram Assortment of broan bathroom fan wiring diagram. A wiring diagram is a streamlined conventional pictorial depiction of an electrical circuit. It shows the elements of the circuit as simplified forms, and also the power and also signal connections in between the tools. Related searches for wiring diagrams bathroom bathroom fan switch wiring diagrambathroom circuitswiring a bathroombathroom wiring ruleswiring bathroom fan and lightbathroom wiring electrical codegfci wiring diagrams for bathroombathroom lighting circuit