Garage Electrical Wiring
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Summary: Garage electrical wiring diagram and considerations for wiring garage circuits, complete with pictures. Careful planning for your garage with immediate and future equipment considerations will help you understand how to size your electrical circuit requirements. This information will help as an garage electrical wiring guide. |
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Electrical Wiring Considerations for the Home Garage |
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Important Factor: Find out if the Main Service or the Panel that will supply the circuits to the garage have adequate Load Capacity and space for the circuit breakers. |
How big will your garage be?
(Square Feet) This will be used to help you lay out the garage with electrical outlets for work benches and any stand alone equipment that will be needed. |
Electrical Wiring Considerations for the Home Garage |
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Typical Garage Electrical Wiring Diagram |
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 Clothes Dryer |
 Clothes Washer |
 Water Heater |
 Vacuum System |
 Door Opener |
 Light Fixtures |
Wire Types and Capacities Cables and common wire types Devices and Junction Boxes Select the right box for your application |
Home electrical wiring for garage
All lighting must be either: all florescent, or provide a "manual-on occupancy sensor" |
120 volt devices Lighting Electrical Outlets for Hand Tools Bench Mounted Equipment Refrigerator or Freezer Vacuum System Clothes Dryer 240 volt equipment Clothes Dryer Air Compressor Welder Sub-Panel Considerations Correct amperage for all loads and future requirements such as Converting your Garage to a Room. |
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120/240 Volt Sub-Panel Circuit Requirements
4-Wire System consisting of:
2-Insulated Power Conductors (Black & Red)
1-Insulated Neutral Conductor (White)
1-Ground Conductor (Bare or Green)
 Lighting Fixture |
 Wall Plugs |
