Need to find the number of conductors that will fit in a specific conduit? Simply select the conductor's insulation and then the conduit type and get the wire fill for each size.
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Notes:
1Ampacity is based on 75°C Rating for a copper conductor. You can get the specific ampacity and
conductor properties for a wire using our General Wire Calculator or our Specific Wire Calculator.
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Productivity data is tied to specific work segments, working conditions, and crews so you can focus on areas for improvement.
No guarantees are made as to the accuracy of the calculation or compliance with
local codes. Verify all calculations with a professional engineer. If you
find an error, or have a suggestion, please send us an email.