
Both have their own advantages, depending on your individual needs.ġ-gauge copper is the most common type of wire used in residential and commercial circuits for up to 125 amps. When determining the 125 amp sub panel wire size, there are two types of 125 amp wire sizes: 1-gauge copper and 2/0 aluminum. With their expertise, you can rest assured that your electrical system is up-to-code and safe! What 125 Amp Wire Size You Need Please consult a licensed electrician for more detailed information on the 125 amp wire size and breaker. With the proper installation, you won’t have to worry about arcing or short circuits, which can be a major safety hazard.
125 amp vs 200 amp breaker box code#
When using a 125-amp circuit breaker, 1-gauge copper or 2/0 aluminum wires must be used as the conductors.īy following these guidelines, you’ll have peace of mind that your 125 amp wire size and breaker are up to code and can handle all of your electrical needs.Be sure never to use a smaller gauge wire than what is recommended. Always use the 125 amp wire size specified by the National Electric Code for the amps in your circuit.

So don’t risk it take the time to think through your electrical project from start to finish, and you’ll be sure to get the power you need without any safety risks or costly mistakes. With this 125 amp wire size and breaker guide, you’ll be empowered to ensure your system is up-to-date and able to handle all of your electrical needs. 40 Amp Wire Size: Wire & Breaker Size Guide
