SPT-3 Construction
Thermoplastic Constructed, heavier jacket than SPT-1 and SPT-2, parallel jacketed, 300 volt, 2 or 3 conductor, 18-12 gauge.
| Circular | Bare Conductor O.D. | Insulation Wall | Overall Diameter ("C"x"D") | |||||||||||||
| No. of | Stranding | Mil | Square | "A" | "B" | "C" | "D" | "C" | "D" | Ampacity | Net Weight | |||||
| AWG | Conductors | AWG | mm | Area | mm | in. | mm | in. | mm | in. | in. | mm | mm | (Amperes) | (kg/km) | (lbs/Mft.) |
| 18 | 2 | 41/34 | 41/0.160 | 1,627 | 0.830 | 0.047 | 1.190 | 0.060 | 1.520 | 0.170 | 0.330 | 4.300 | 8.400 | 10 | 49 | 33 |
| 18 | 3 | 41/34 | 41/0.160 | 1,627 | 0.830 | 0.047 | 1.190 | 0.060 | 1.520 | 0.170 | 0.375 | 4.300 | 9.500 | 10 | 69 | 46 |
| 16 | 2 | 65/34 | 65/0.160 | 2,580 | 1.320 | 0.059 | 1.500 | 0.060 | 1.520 | 0.180 | 0.345 | 4.600 | 8.800 | 13 | 62 | 42 |
| 16 | 3 | 65/34 | 65/0.160 | 2,580 | 1.320 | 0.059 | 1.500 | 0.060 | 1.520 | 0.180 | 0.415 | 4.600 | 10.500 | 13 | 85 | 57 |
| 14 | 2 | 41/30 | 41/0.254 | 4,100 | 2.09 | 0.073 | 1.85 | 0.080 | 2.03 | 0.235 | 0.420 | 6.000 | 10.700 | 18 | 99 | 66 |
| 14 | 3 | 41/30 | 41/0.254 | 4,100 | 2.09 | 0.073 | 1.85 | 0.080 | 2.03 | 0.235 | 0.505 | 6.000 | 12.800 | 18 | 137 | 92 |
| 12 | 2 | 65/30 | 65/0.254 | 6,500 | 3.32 | 0.095 | 2.41 | 0.095 | 2.41 | 0.285 | 0.490 | 7.200 | 12.400 | 25 | 143 | 96 |
| 12 | 3 | 65/30 | 65/0.254 | 6,500 | 3.32 | 0.095 | 2.41 | 0.095 | 2.41 | 0.285 | 0.585 | 7.200 | 14.900 | 25 | 185 | 124 |