31405-SI is Windy City Wire catalog number 031405-SI, a 14 AWG single conductor stranded THHN/THWN building wire with a purple nylon jacket, rated 600 V. It carries UL Type THHN/THWN and C(UL) T90/TWN75 ratings and falls under NEC Article 310. The purple jacket supports color-coded control, signaling and power circuits pulled through conduit and raceways.
Specifications
| Part number |
31405-SI (Windy City Wire 031405-SI) |
| Description |
14 AWG 1 conductor stranded (19 strand) THHN, 600 V |
| Conductor |
14 AWG, 19 strand bare copper |
| Insulation |
PVC, .015 in. nominal |
| Jacket |
Nylon, .004 in. nominal |
| Jacket color |
Purple |
| Shield |
Unshielded |
| Plenum rating |
Non-plenum |
| Overall diameter |
.112 in. nominal |
| Weight |
16 lb per 1,000 ft |
| Temperature rating |
90 °C dry, 75 °C wet |
| Voltage rating |
600 V |
| Approvals |
NEC Article 310; UL THHN/THWN; C(UL) T90/TWN75; made in the USA |
| Jacket marking |
WINDY CITY WIRE 14AWG (UL) TYPE THHN OR THWN GRII 600V C(UL) TYPE T90 NYLON OR TWN75 MADE IN THE USA |
| Put-up |
1,000 ft |
Compatibility and installation notes
- THHN/THWN single conductor building wire installed under NEC Article 310; follow local code and the authority having jurisdiction for the circuit type.
- Non-plenum cable: do not run it exposed in plenum air-handling spaces.
- Temperature rating is 90 °C in dry locations and 75 °C in wet locations.
- Part of the Windy City Wire SmartWire line, with FastFIND footage markers printed on the jacket.
Related models
- Windy City Wire 031405-CT, listed by Windy City Wire as an equal part number
- Windy City Wire 1401THHN-STR-PUR, listed by Windy City Wire as an equal part number
Documents
Specifications from Windy City Wire spec sheet, part number 031405-SI. Manufacturer specifications are subject to change.
