- What size Romex is recommended
- Romex size for Amperage ratings
Romex size will depend on the amperage requirement of the appliance. Below is a chart of wire size for a given amperage:
|Wire Size||Amps||Wire Type|
|3/0 Gauge||200 Amps||Service entrance|
|1/0 Guage||150 Amps||Serrvice entrance and feeder wire|
|3 Guage||100 Amps||Service entrance and feeder wire|
|6 Guage||55 Amps||Feeder and large appliance wire|
|8 Guage||40 Amps||Feeder and large appliance wire|
|10 Guage||30 Amps||Dryers, appliances, and air conditioning|
|12 Guage||20 Amps||Appliance, laundry and bathroom circuits|
|14 Guage||15 Amps||General lighting and receptacle circuits|
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