![]() ![]() The 100 amp service is the bare minimum nowadays. We cut all of these wires and cables by the foot with no extra charge, allowing our customers to choose the exact length they need for the installation. Depending on your contract with the utility, the Service capacity or amperage can be a minimum of 100 amps and can go all the way up to 400 amps. Based on the length of the run and your environment they will provide important feedback. Wire And Cable Your Way always recommends consulting with a local electrician before you make a purchase. I know how to use the wire sizing tables, but Im unclear on how to size wire before a breaker, and when the panel has no main breaker. Our most popular aluminum wire for 100 amps service would be our #2 AWG XHHW-2 Aluminum Building Wire & our #1 AWG XHHW-2 Aluminum Building WireĬlick here to view pricing and specs on our XHHW-2 Aluminum Building Wire a 1/0 AWG electrical wire is about 106 mcm. ![]() as long as load requirements work out with wire ampacity 2 ser is legal. Though 1 AWG copper wire is enough for 125 amp, you can use a 2 AWG copper wire if the distance between the main panel and subpanel is more than 50 feet. service entrance conductors shall have ampacity of not less than the. and ' CM ' is an abbreviation for ' Circular Mils '. If you use a 125 amp service, the best wire size would be 1 AWG copper or 2 AWG aluminum or copper-clad aluminum. Where ' M ' is an abbreviation for ' Thousands '. You will usually find MCM wire sizes on large diameter wires such as service entry cabling. We also offer single conductor XHHW-2 Aluminum Building Wire. MCM is a term giving you the wire size or dimensions. We have a wide selection of underground aluminum secondary distribution cable which is multi-conductor & used for direct burial.Ĭlick here to view pricing and specs on our entire Aluminum Underground Secondary Distribution Cable category > If you are looking for Aluminum, we have a great variety of Aluminum Building Wire to choose from as well. Martin was running over 100' of wire for the connect.Ĭlick here to view pricing and specs on #2 THHN Copper Building Wire >ĭepending of the length of the run, many customers also decide on #3 AWG THHN Copper Building Wire to run 100 amp outdoor service.Ĭlick here to view pricing and specs on #3 THHN Copper Building Wire > An often-used rule-of-thumb is to jump up one wire size for each 100 feet of a long run. Our customer, Marvin for example, who sent in the above photo of his wire installation, used #2 AWG THHN Copper Building Wire for 100 amp outdoor service to his shed. If so, Wire And Cable Your Way has a few excellent options. Are you looking for wire & cable to run 100 amp outdoor service to your shed? 100 residental hoe requirements a permanent dwelling structure either on concrete blocks on concrete slab. ![]()
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