Conduit Fill Calculator

Cable Type	Quantity

Results

Conduit Sizes (for reference)

Trade Size (in)	Actual ID (mm)	Actual ID (in)
1/2	16.6	0.654
3/4	21.0	0.824
1	26.6	1.05
1-1/4	35.1	1.38
1-1/2	40.9	1.61
2	52.5	2.07
2-1/2	63.5	2.50
3	78.0	3.07
3-1/2	90.2	3.55
4	102.3	4.03

Cable Characteristics (for reference)

Cable Type	Windy City PN	Plenum OD (mm)	Plenum OD (in)