Cut Sheet

6
WIRE SIZE O.D. NUMBER OF CONDUCTORS
THHN/THWN Inches [mm] PN03 PN05 PN10
14 AWG 0.111 [2.8] 8 16 22
12 AWG 0.130 [3.3] 7 14 20
10 AWG 0.164 [4.2] 0 0 19
Raceway Wire Fill Capacities for Power
CABLE/WIRE SIZE
O.D. PN03L PN05A/PN05L PN10A/PN10L
Inches [mm] 20%* 40%** 20%* 40%** 20%* 40%**
UNSHIELDED 4-pair, 24 AWG Cat 3 UTP 0.190 [4.8] 1 3 3 6 6 13
TWISTED PAIR 4-pair, 24 AWG Cat. 5e UTP 0.210 [5.3] 1 2 2 5 5 11
4-pair, 24 AWG Cat. 6 UTP 0.250 [6.3] 0 1 1 3 4 8
TELEPHONE 2-pair, 24 AWG 0.140 [3.6] 2 5 5 11 12 25
3-pair, 24 AWG 0.150 [3.8] 2 4 4 9 11 22
4-pair, 24 AWG 0.190 [4.8] 1 3 3 6 6 13
25-pair, 24 AWG 0.410 [10.4] 0 0 0 1 1 3
COAXIAL RG58/U 0.195 [5.0] 1 2 2 5 6 13
RG59/U 0.242 [6.1] 0 1 1 3 4 8
RG62/U 0.242 [6.1] 0 1 1 3 4 8
RG6/U 0.270 [6.9] 0 1 1 3 3 6
TWINAXIAL 100 Ohm 0.330 [8.4] 0 1 1 2 2 4
SHIELDED TYPE 1 0.390 [9.9] 0 0 0 1 1 3
TWISTED PAIR TYPE 2 0.465 [11.8] 0 0 0 1 1 2
TYPE 3 0.245 [6.2] 0 1 1 3 4 8
FIBER Mini Zip Cord 0.079 x 0.157 [2 x 4] 3 7 7 14 15 31
Zip Cord 0.118 x 0.236 [3 x 6] 1 3 3 6 7 14
Round 4 Strand Fiber 0.187 [4.8] 1 3 3 6 7 14
Round 6 Strand Fiber 0.256 [6.5] 0 1 1 3 3 7
* 20% cable fill is calculated to approximate reduction in cable capacity due to connectors mounted within raceway and fittings that may restrict cross sectional area.
** 40% cable fill is the maximum designed cable fill based on a proposed revision to TIA/EIA 569-A.
Raceway Wire Fill Capacities for Communications