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Headquarters:100 Bradley Parkway, Blauvelt, NY 10913

Conduit Fill Chart
Conduit Size 1/2 3/4 1 1 1/4 1 1/2 2 2 1/2 3 3 1/2 4 4 1/2 5
I.D. inches .622 0.824 1.049 1.380 1.610 2.067 2.469 3.068 3.548 4.026 4.506 5.047
Permissible Area * 0.12 0.21 0.34 0.60 0.82 1.34 1.92 2.95 3.96 5.09 6.38 8.00
Cable O.D. inch Cable Area Sq. inch                        
0.100 0.008 15 27 44 76 103 170 243 376 503 648 812 1018
0.125 0.012 9 17 28 48 66 109 156 240 322 414 519 652
0.150 0.018 6 12 19 33 46 75 108 167 223 288 360 452
0.175 0.024 5 8 14 24 33 55 79 455 164 211 265 332
0.200 0.031 3 6 11 19 25 42 60 94 125 162 203 254
0.225 0.040 3 5 8 15 20 33 48 74 99 128 160 201
0.250 0.049 2 4 7 12 16 27 39 60 80 103 129 163
0.275 0.059 2 3 5 10 13 22 32 49 66 85 107 134
0.300 0.071 1 3 4 8 11 18 27 41 55 72 90 113
0.325 0.083 1 2 4 7 9 16 23 35 47 61 76 96
0.350 0.096 1 2 3 6 8 13 19 30 41 52 66 83
0.375 0.110 1 1 3 5 7 12 17 26 35 46 57 72
0.400 0.126 - 1 2 4 6 10 15 23 31 40 50 63
0.425 0.142 - 1 2 4 5 9 13 20 27 35 44 56
0.450 0.159 - 1 2 3 5 8 12 18 24 32 40 50
0.475 0.177 - 1 1 3 4 7 10 16 22 28 35 45
0.500 0.196 - 1 1 3 4 6 9 15 20 25 32 40
0.525 0.216 - - 1 2 3 6 8 13 18 23 29 36
0.550 0.238 - - 1 2 3 5 8 12 16 21 26 33
0.575 0.260 - - 1 2 3 5 7 11 15 19 24 30
0.600 0.283 - - 1 2 2 4 6 10 13 18 22 28
0.625 0.307 - - 1 1 2 4 6 9 12 15 20 26
0.650 0.332 - - 1 1 2 4 5 8 11 15 19 24
0.675 0.358 - - - 1 2 3 5 8 11 14 17 22
0.700 0.385 - - - 1 2 3 4 7 10 13 16 20
0.725 0.413 - - - 1 1 3 4 7 9 12 15 19
0.750 0.442 - - - 1 1 3 4 6 8 11 14 18
0.775 0.472 - - - 1 1 2 4 6 8 10 13 16
0.800 0.503 - - - 1 1 2 3 5 7 10 12 15
0.825 0.535 - - - 1 1 2 3 5 7 9 11 14
0.850 0.567 - - - 1 1 2 3 5 6 8 11 14
0.875 0.601 - - - - 1 2 3 4 6 8 10 13
0.900 0.636 - - - - 1 2 3 4 6 8 10 12
0.925 0.672 - - - - 1 1 2 4 5 7 9 11
0.950 0.709 - - - - 1 1 2 4 5 7 8 11
0.975 0.747 - - - - 1 1 2 3 5 6 8 10
1.000 0.785 - - - - 1 1 2 3 5 6 8 10
1.025 0.825 - - - - - 1 2 3 4 6 7 8
1.050 0.866 - - - - - 1 2 3 4 5 7 8
1.075 0.908 - - - - - 1 2 3 4 5 7 8
1.100 0.950 - - - - - 1 2 3 4 5 6 8
1.125 0.994 - - - - - 1 1 2 3 5 6 8
1.150 1.039 - - - - - 1 1 2 3 4 6 7
1.175 1.084 - - - - - 1 1 2 3 4 5 7
1.200 1.131 - - - - - 1 1 2 3 4 5 7
1.225 1.179 - - - - - 1 1 2 3 4 5 6
1.250 1.227 - - - - - 1 1 2 3 4 5 6
1.275 1.277 - - - - - 1 1 2 3 3 4 6
1.300 1.327 - - - - - 1 1 2 2 3 4 6
1.325 1.379 - - - - - - 1 2 2 3 4 5
1.350 1.431 - - - - - - 1 2 2 3 4 5
1.375 1.485 - - - - - - 1 1 2 3 4 5
1.400 1.539 - - - - - - 1 1 2 3 4 5
1.425 1.595 - - - - - - 1 1 2 3 3 5
1.450 1.651 - - - - - - 1 1 2 3 3 4
1.475 1.709 - - - - - - 1 1 2 2 3 4
1.500 1.767 - - - - - - 1 1 2 2 3 4
 
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