Conduit Fill Calculator Predefined Value Pages
Estimate conduit fill compliance and maximum conductor counts using NEC fill percentages.
Programmatic Value Page Index
This conversion currently exposes 16 predefined value pages for long-tail search coverage.
All Value Pages
- 1/2" EMT with 12 AWG THHN = 9 conductors max @ 40% fill
- 1/2" EMT with 10 AWG THHN = 5 conductors max @ 40% fill
- 1/2" EMT with 8 AWG THHN = 3 conductors max @ 40% fill
- 1/2" EMT with 6 AWG THHN = 2 conductors max @ 40% fill
- 3/4" EMT with 12 AWG THHN = 16 conductors max @ 40% fill
- 3/4" EMT with 10 AWG THHN = 10 conductors max @ 40% fill
- 3/4" EMT with 8 AWG THHN = 5 conductors max @ 40% fill
- 3/4" EMT with 6 AWG THHN = 4 conductors max @ 40% fill
- 1" EMT with 12 AWG THHN = 25 conductors max @ 40% fill
- 1" EMT with 10 AWG THHN = 16 conductors max @ 40% fill
- 1" EMT with 8 AWG THHN = 9 conductors max @ 40% fill
- 1" EMT with 6 AWG THHN = 6 conductors max @ 40% fill
- 1-1/4" EMT with 12 AWG THHN = 44 conductors max @ 40% fill
- 1-1/4" EMT with 10 AWG THHN = 28 conductors max @ 40% fill
- 1-1/4" EMT with 8 AWG THHN = 16 conductors max @ 40% fill
- 1-1/4" EMT with 6 AWG THHN = 11 conductors max @ 40% fill
Reference Table
| Conduit | Wire | 40% Fill Area (in²) | Max Wires @ 40% |
|---|---|---|---|
| 1/2" EMT | 12 AWG THHN | 0.1216 | 9 |
| 1/2" EMT | 10 AWG THHN | 0.1216 | 5 |
| 1/2" EMT | 8 AWG THHN | 0.1216 | 3 |
| 1/2" EMT | 6 AWG THHN | 0.1216 | 2 |
| 3/4" EMT | 12 AWG THHN | 0.2132 | 16 |
| 3/4" EMT | 10 AWG THHN | 0.2132 | 10 |
| 3/4" EMT | 8 AWG THHN | 0.2132 | 5 |
| 3/4" EMT | 6 AWG THHN | 0.2132 | 4 |
| 1" EMT | 12 AWG THHN | 0.3456 | 25 |
| 1" EMT | 10 AWG THHN | 0.3456 | 16 |
| 1" EMT | 8 AWG THHN | 0.3456 | 9 |
| 1" EMT | 6 AWG THHN | 0.3456 | 6 |
| 1-1/4" EMT | 12 AWG THHN | 0.5984 | 44 |
| 1-1/4" EMT | 10 AWG THHN | 0.5984 | 28 |
| 1-1/4" EMT | 8 AWG THHN | 0.5984 | 16 |
| 1-1/4" EMT | 6 AWG THHN | 0.5984 | 11 |
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