NEC 100 AMP SERVICE WIRE SIZE HOW TO

Most professionals recommend 1 AWG copper. If the distance is very long, the gauge will need to be higher, and so will the voltage drop.Ī professional can calculate and help you get the right wire gauge size. 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. If you use a 125 amp service, the best wire size would be 1 AWG copper or 2 AWG aluminum or copper-clad aluminum. So, when you upgrade your service, the wire size will change. In the old days, 30-50 amps were enough for the houses because they did not use as much electrical equipment as in the present.īut in today’s world, there has been the introduction of so much electrical equipment to speed up our lives.īefore using them, you must install the correct electrical service to carry your house’s electrical loads.

What size of wire is needed for 125 amp service? It will also affect the number and size of the electrical appliances you run at your home. The electrical service size will let you know the actual electrical capacity you can avail in your house. It means that your house can handle only 125 amperes of electricity safely. When you check your main panel, you will find that it is written 125 amps. What does the NEC code say about the wire size of 125 amp?.How many wires are required for a 125 amp service?.

NEC 100 AMP SERVICE WIRE SIZE HOW TO

How to understand that I am having a 125 amp service?.What size of breaker do you need for a 125 amp service?.Why do the wire size for 125 amp service differ depending on the wire types?.A wire size table depending on the kind of wire.

What size of wire is needed for 125 amp service?.

Nec 100 amp service wire size