WireMaster
/ Calculators
Super
Crew
Calc
Report
Pricing
Back to calculators
Conduit Fill Calculator
Conduit type
Trade size
THHN/THWN wires
Add wire
Internal area:
0.533 in²
Max allowed (40%):
0.213 in²
Used:
0.040 in²
7.5%
OK — within NEC limits.