SiHF Silicone High-Flex Wire – Wire Gauge Reference Table
| Size (AWG) | Conductor Construction (No./mm) | Conductor Dia. (mm) | Insulation Thickness (mm) | O.D. (mm) | Max. Conductor Resistance (Ω/km, 20°C) | Dielectric Strength (Vac, 1min) |
| 8 | 133/0.30 | 4.50 ±0.05 | 1.5 ±0.1 | 8.5 ±0.3 | ≤2.08 | 5000 |
| 10 | 105/0.25 | 3.60 ±0.05 | 1.3 ±0.1 | 7.2 ±0.3 | ≤3.28 | 5000 |
| 12 | 65/0.25 | 2.80 ±0.05 | 1.2 ±0.1 | 5.8 ±0.3 | ≤5.21 | 4000 |
| 14 | 41/0.25 | 2.20 ±0.03 | 1.0 ±0.1 | 4.6 ±0.2 | ≤8.21 | 4000 |
| 16 | 26/0.25 | 1.70 ±0.03 | 0.8 ±0.1 | 3.6 ±0.2 | ≤13.2 | 3000 |
| 18 | 41/0.18 | 1.35 ±0.03 | 0.7 ±0.1 | 3.0 ±0.2 | ≤21.0 | 3000 |
| 20 | 26/0.16 | 1.00 ±0.02 | 0.6 ±0.1 | 2.4 ±0.2 | ≤33.0 | 2500 |
| 22 | 17/0.16 | 0.80 ±0.02 | 0.5 ±0.1 | 2.0 ±0.1 | ≤53.4 | 2500 |
| 24 | 11/0.16 | 0.60 ±0.02 | 0.5 ±0.1 | 1.7 ±0.1 | ≤85.0 | 2000 |
| 28 | 7/0.12 | 0.40 ±0.02 | 0.4 ±0.1 | 1.3 ±0.1 | ≤213 | 1500 |
| 30 | 7/0.10 | 0.32 ±0.02 | 0.3 ±0.1 | 1.1 ±0.1 | ≤342 | 1500 |
| 32 | 7/0.08 | 0.25 ±0.02 | 0.3 ±0.1 | 0.9 ±0.1 | ≤538 | 1000 |
