HomeWire Gauge Sizing Directory
Electrical Sizing Master Directory
Wire Gauge Label & Heat Shrink Sizing Directory
Select any standard American Wire Gauge (AWG) or telecom cable format to see exact physical outer diameters (OD), calculated 360° self-laminating vinyl wrap heights, and 3:1 PermaSleeve heat-shrink recovery diameters.
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Master Wire & Cable Identification Sizing Chart (17 Standards)
| Gauge / Cable Type | Nominal OD | Rec. B-427 Wrap Height | Rec. B-342 Sleeve Diameter | Details |
|---|---|---|---|---|
| 18 AWG Wire Control, Sensor | 0.04 in (1.02 mm) | 0.75 in (19.05 mm) | 0.094 in (3/32" / 2.38 mm) 3:1 Recovery | View SKUs |
| 16 AWG Wire Industrial Control | 0.051 in (1.29 mm) | 0.75 in to 1.0 in (19.05 to 25.4 mm) | 0.125 in (1/8" / 3.18 mm) 3:1 Recovery | View SKUs |
| 14 AWG Wire Branch Circuit Power | 0.064 in (1.63 mm) | 1.0 in (25.4 mm) | 0.125 in to 0.187 in (1/8" to 3/16") 3:1 | View SKUs |
| 12 AWG Wire Commercial Power | 0.081 in (2.05 mm) | 1.0 in to 1.25 in (25.4 to 31.75 mm) | 0.187 in (3/16" / 4.75 mm) 3:1 Recovery | View SKUs |
| 10 AWG Wire High-Current Power Feeder | 0.102 in (2.59 mm) | 1.25 in to 1.50 in (31.75 to 38.1 mm) | 0.250 in (1/4" / 6.35 mm) 3:1 Recovery | View SKUs |
| 8 AWG Wire Heavy Industrial Feeders | 0.128 in (3.26 mm) | 1.50 in (38.1 mm) | 0.375 in (3/8" / 9.53 mm) 3:1 Recovery | View SKUs |
| 6 AWG Wire Heavy Power Cable | 0.162 in (4.11 mm) | 1.75 in to 2.0 in (44.45 to 50.8 mm) | 0.375 in to 0.50 in (3/8" to 1/2") 3:1 | View SKUs |
| 4 AWG Wire Main Feeder | 0.204 in (5.19 mm) | 2.0 in to 2.50 in (50.8 to 63.5 mm) | 0.50 in (1/2" / 12.7 mm) 3:1 Recovery | View SKUs |
| 2 AWG Wire High-Capacity Switchboard | 0.258 in (6.54 mm) | 2.50 in to 3.0 in (63.5 to 76.2 mm) | 0.75 in (3/4" / 19.05 mm) 3:1 Recovery | View SKUs |
| 1/0 AWG Wire (0 Gauge) Heavy Substation | 0.289 in (7.35 mm) | 3.0 in (76.2 mm) | 0.75 in to 1.0 in (3/4" to 1") 3:1 | View SKUs |
| 2/0 AWG Wire (00 Gauge) Major Commercial Service Drops (175A) | 0.325 in (8.25 mm) | 3.50 in (88.9 mm) | 1.00 in (25.4 mm) 3:1 Recovery | View SKUs |
| 4/0 AWG Wire (0000 Gauge) Maximum Heavy Commercial Main Entrance (230A) | 0.46 in (11.68 mm) | 4.0 in (101.6 mm) | 1.50 in (38.1 mm) 3:1 Recovery | View SKUs |
| Cat5e Ethernet Cable 4-Pair UTP Telecommunications Data Cable | 0.2 in (5.08 mm) | 1.50 in (38.1 mm) | 0.375 in (3/8" / 9.53 mm) 3:1 Recovery | View SKUs |
| Cat6 Ethernet Cable Gigabit Ethernet Data Cable with Internal Spline | 0.23 in (5.84 mm) | 1.50 in to 1.75 in (38.1 to 44.45 mm) | 0.375 in (3/8" / 9.53 mm) 3:1 Recovery | View SKUs |
| Cat6A 10-Gigabit Ethernet Cable Shielded 10GBASE-T High-Speed Telecommunications | 0.3 in (7.62 mm) | 2.0 in (50.8 mm) | 0.50 in (1/2" / 12.7 mm) 3:1 Recovery | View SKUs |
| RG6 Coaxial Cable 75-Ohm Broadband Video | 0.275 in (6.98 mm) | 1.75 in to 2.0 in (44.45 to 50.8 mm) | 0.50 in (1/2" / 12.7 mm) 3:1 Recovery | View SKUs |
| Fiber Optic Simplex / Duplex Cable 2.0mm / 3.0mm Optical Fiber Patch Cords | 0.118 in (3 mm) | 1.0 in (25.4 mm) or B-499 Flag Tag | 0.187 in (3/16" / 4.75 mm) 3:1 Recovery | View SKUs |