CONDUIT FILL

How full is the pipe?

NEC 2023 · 2025 CEC Chapter 9 · Tables 1, 4, 5, 5A, 8

Conduit

Short nipple ≤ 24″ between boxes or enclosures (60% — Table 1, Note 4)

3/4″ EMT internal area 0.533 in² · ID 0.824″ · Table 4, Article 358

Conductors

Compact #8 and largerTable 5 · 0 wires · 0.0000 in²

#14

#12

#10

0 conductors · equipment grounding conductors count in fill Total 0.0000 in²

3/4″ EMT — 0 conductors

● Add conductors

Wires drawn to scale (Table 5 / 5A / 8 diameters) inside the pipe (Table 4 inside diameter).

Pick the conduit, then add wires with + on each size. The fill and the NEC limit appear as soon as there is one wire.

Actual fill—

NEC maximum—

Capacity used—

Remaining—