A 100 amp residential service requires a size #8 copper wire, it should be insulated in green.
A 100 amp service requires that you use AWG 4 copper wire or AWG 2 aluminum wire.
2 copper
A #3 copper wire with an insulation factor of 75 and 90 degrees C is rated at 100 and 105 amps respectively.
AWG # 4 copper.
40-100 or so
The recommended copper wire size for a 100 amp service is typically 3 AWG (American Wire Gauge).
For a 100 amp service, it is recommended to use aluminum wire that is at least 2 AWG in size.
0 or if it a main breaker in a service entrance you can go down to #2 <<>> A #3 copper wire with an insulation factor of 75 or 90 degrees C is rated at 100 and 105 amps respectively.
A 100 amp residential service requires a size #8 copper wire, it should be insulated in green.
For a 100 amp service in copper, a wire size of 3/0 AWG should be used.
A 100 amp service requires that you use AWG 4 copper wire or AWG 2 aluminum wire.
Copper wire is recommended for a 100 amp service due to its higher conductivity and lower resistance compared to aluminum wire.
A 100 amp service will supply your electrical current needs UP TO 100 amps.When doing load calculations on a 100 amp panel it can only be loaded up to 80 amps.
2 copper
For a 100 amp service, a common feeder wire size would be 2 AWG (American Wire Gauge) copper or 1/0 AWG aluminum. These sizes are appropriate for handling the current capacity needed for a 100 amp electrical service. It is important to consult with a licensed electrician or local building code requirements to ensure the proper wire size for your specific installation.
2AWG.