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Romex Size and Amp Ratings Information for Sub-Zero, Wolf, and Cove Appliances


  • 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 SizeAmpsWire Type
3/0 Gauge200 AmpsService entrance
1/0 Gauge150 AmpsService entrance and feeder wire
3 Gauge100 AmpsService entrance and feeder wire
6 Gauge55 AmpsFeeder and large appliance wire
8 Gauge40 AmpsFeeder and large appliance wire
10 Gauge30 AmpsDryers, appliances, and air conditioning
12 Gauge20 AmpsAppliance, laundry, and bathroom circuits
14 Gauge15 AmpsGeneral lighting and receptacle circuits

See also, AWG Electrical Wire Size.

Refer to the product Installation Guide for further information.


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