We can convert that to AWG using this circular mils to AWG conversion chart. We see that for this circuit, we need a wire with a cross-section area of at least 107,500 circular mils. Please note Wire And Cable Your Way does recommend consulting with a local electrician who can advise you on all local codes and other variables that may effect the wire size needed such as the length of your run.įeel free give us a call at 85 or email us here with any questions. CM 2 × 200 Feet × 12.9 Ohms × 150 Amps / 7.2V 107,500 Circular Mils. What Im having a hard time determining is if the ground wire to the sub panel. I am moving my pool equipment, including the pump, about 35 feet away and the new pool control panel has a built in sub panel with 8 breaker slots. It is currently running 2 A/C units my hot tub and the pool pump. I have read that one should strive for a voltage drop of less than 3 and from what I can tell this means I need 2 cu or 1/0 al for the two hot and neutral. I currently have a 100 amp sub panel running off my 200 amp main. Learn about the factors to consider when selecting wire size for a 100 amp sub panel. I would like to install a 120/240 volt 100 amp sub panel on a detached garage that is about 200 ft away. Single Conductor #1 gauge Aluminum WireĬlick here for pricing on #1 gauge Aluminum wire 3.) 2-2-2 Ramapo Triplex Underground Secondary Distribution Cable for 100 Amp Sub-PanelĬlick here for pricing on 2-2-2 (URD) Triplex Aluminum Underground CableĪll of the cables above are in stock, available by the exact foot you need, and shipped the same day ordered. Find out what size wire you need for a 100 amp sub panel, including the appropriate gauge and material to ensure proper electrical installation and safety. Single Conductor #2 gauge Aluminum WireĬlick here for pricing on #2 gauge Aluminum wire 2.) #1 XHHW-2 Wire for 100 Amp Sub-Panel.My pool contractor is requesting (2) 2-pole 20 amp GFCI and (1) 1-pole 10 amp GFCI breakers. I also want to include a separate outlet. Rated for direct burial - no need for conduitĬlick here for pricing on #2/3C with ground Tray Cable (THHN-PVC) Aluminum Wire 1.) #2 XHHW-2 Wire for 100 Amp Sub-Panel I want to install a 100 amp sb panel to my existing 200 amp main, about 50 ft away to be closer to the pump and lighting location.Multi-Conductor #3 gauge THHN Copper Wire.No loads were given, even if they were, you still have a tub that is 100a rated, and a breaker that is 100a rated. 8-104 (1) says the rating of the feeder is the breaker or wire whichever is smaller, therefore it is 100a rated. cannot be connected to 15-20-40 amp breaker. It is being fed and protected by a 100a breaker. Single Conductor #2 gauge THHN Copper WireĬlick here for pricing on #2 gauge THHN wire 3.) #2/3C with ground Tray Cable (THHN-PVC) for 100 Amp Sub-Panel 120-240 volt 30 amp outlet can be installed on 30 amp breaker only/ use 10 gauge wire.Single Conductor #3 gauge THHN Copper WireĬlick here for pricing on #3 gauge THHN wire 2.) #2 THHN/THWN-2 Wire for 100 amp sub-panel.Copper Wire 1.) #3 THHN/THWN-2 Wire for 100 Amp Sub-Panel Looking for the right size wire for your 100 amp sub-panel for a detached building, garage, or shed?īelow are the best selling wires our customers use for service to a 100 amp sub-panel - all available by the foot at our store.
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