Wire Mesh Cable Tray Technical Information

Wire Basket Cable Tray Fill Chart

Per the National Electrical Code Article NEMA 392-9(b) cable tray fill calculations and cable tray sizing calculations will be computed as follows. Cable Trays may be filled 50% when using control or signal wiring. The sum of the cross sectional areas of all cables cannot exceed 50% of the trays fill area. The cable tray sizing equals the width times the loading depth. Generally, cable tray sizing is correct when it appears 50% full of cable or wire , or when it contains a 50% fill of cables or wire.

Wire Basket Cable Tray Fill Calculator - Cable Tray Sizing Calculator

Catalog Number Tray Width (inches) Tray Depth (inches) Quantity of Cables by Cable Diameter
0.210" 0.250" 0.265" 0.300" 0/354"
WBS22-2-3M-EZ 2 2 55 39 35 27 5
WBS22-4-3M-EZ 4 2 111 78 70 54 10
WBS22-6-3M-EZ 6 2 167 118 105 82 16
WBS22-8-3M-EZ 8 2 223 157 140 109 21
WBS22-12-3M-EZ 12 2 355 236 210 164 32
WBS22-24-3M-EZ 24 2 671 437 421 327 65
WBS24-4-3M-EZ 4 4 223 157 140 109 21
WBS24-6-3M-EZ 6 4 335 236 210 164 32
WBS24-8-3M-EZ 8 4 447 315 281 218 43
 WBS24-12-3M-EZ 12 4 671 473 421 328 65
WBS24-18-3M-EZ 18 4 1006 710 632 493 98
WBS24-24-3M-EZ 24 4 1342 947 843 657 131
WBS26-8-3M-EZ 8 6 671 473 421 328 65
WBS26-12-3M-EZ 12 6 1006 710 632 493 98
WBS26-18-3M-EZ 18 6 1510 1065 948 740 147
WBS26-24-3M-EZ 24 6 2013 120 1264 968 197
WBS26-30-3M-EZ 30 6 2517 1771 1580 1233 245
WBS26-36-3M-EZ 36 6 3019 2130 1896 1479 295