If you’re wondering what size wire you need for an 80 amp breaker, you’ve come to the right place. In this blog post, we’ll walk you through the steps to determine the right size wire for your application. By following these best practices, you can be sure that your electrical system is up to code and safe.
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80 Amp Wire Size
You need to use #8 AWG (American Wire Gauge) copper wire for an 80 amp breaker. This is the wire size that is recommended by the National Electrical Code (NEC) for an 80 amp circuit. If you use a smaller wire size, it could overheat and cause a fire.
80 Amp Wire Size for Copper
Copper wire for 80 amp breaker
If you are using a copper wire for an 80 amp breaker, the recommended size is 4 AWG.
80 Amp Wire Size for Aluminum
Aluminum 60°C (140°F) 75°C (167°F) 90°C (194°F) NM-B, UF-B 6 AWG 8 AWG 6 AWG SEU 80°C (176°F) Not recommended for residential branch circuits THWN, THWN-2 or XHHW-2 60°C (140°F) 75°C (167°F) 90°C (194°F) THHN or THWN-2 75°C (167°F) NM-B, UF-B 8 AWG 6 AWG 4 AWG SER 75°C (167°F) NM-B, UF-B 10 AWG 4/0 3/0 2/0 USE or USE-2* 90°C (194°F) XHHW or XHHW-2 90°C
( 194 ° F )
80 Amp Breaker
An 80-amp breaker is used to protect wires in your home that are carrying up to 80 amps of current. This size breaker is often used for subpanels, pools, spas, and other high-draw appliances. The wire size you’ll need for an 80-amp breaker will depend on the distance the wire will be run and the ampacity of the wire.
80 Amp Breaker for Copper
An 80 amp breaker is the highest amperage breaker that you can get for a residential home. This is the amperage that you would need if you were going to be running an air conditioner or some other high-powered appliance. If you’re not sure what size wire you need for an 80 amp breaker, you should consult with an electrician.
80 Amp Breaker for Aluminum
80 Amp Breaker for Aluminum -You need 8 AWG (American Wire Gauge) wire if you’re putting in an 80 amp breaker.
