Conduit Size Calculator

Circuits in Conduit


Add some circuits to the left and adjust the values above to see the results!


Data Sources

This calculator was designed using data from these tables in the 2020 National Electric Code:

DISCLAIMER: We aim to make this program accurate with respect to the 2020 National Electric Code, but we make no guarantees about the correctness of the results. Be sure to verify all results from this program, following the laws of your local jurisdiction.

Please report any errors or discrepancies to feedback -AT- conduit -DOT - site