T90 THHN THHN-2 TWN75 THW
Copper Conductor

Copper Conductor, T90 / THHN / THWN-2 / TWN75 600V, Thermoplastic-Insulated Cable, All Sizes Rated TWN75

Zetastone is a trusted THHN cable manufacturer, offering a complete range of THHN conductors for residential, commercial, and industrial applications. Our product line includes both THHN solid wire and THHN stranded wire, giving customers flexibility to choose the right solution for fixed installations or projects requiring greater flexibility and bending performance. With consistent quality and competitive pricing, we are committed to delivering reliable THHN cables that meet international standards.

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T90 THHN THHN-2 TWN75 THW Copper Conductor Applications

suitable for dry locations not exceeding 90°C. For Gasoline and Oil Resistant II applications not to exceed 75°C. T90 Nylon c(UL) - cables are primarily intended for installation in conduit (raceways) as exposed wiring in dry locations not exceeding 90°C. TWN75 c(UL) - suitable for wet or dry locations at not more than 75°C. The maximum voltage rating for all intended applications is 600 volts. This T90 THHN THHN-2 TWN75 THW copper conductor, classified under CSA cable types, offers reliable performance with a minimum installation handling temperature of -25°C and a minimum operating temperature of -40°C.

T90 THHN THHN-2 TWN75 THW Copper Conductor

T90 THHN THHN-2 TWN75 THW Copper Conductor Specifications

UL83: Standard for requirements for 600V, single conductor thermoplastic-insulated wire and cables.
Built to CSA C22.2 No.75, LL90458
Canadian Electrical Code
CSA FT-1 - Flame Test
UL, c(UL) and CSA listed

T90 THHN THHN-2 TWN75 THW Copper Conductor Data

Conductor	Insulation Thickness		Nylon Thickness		Cable O.D.		Cable Weight		Max DC resistance at 20°C
AWG/Kcmil	in	mm	in	mm	in	mm	lbs/mft	kg/km	Ω/km
14/1	0.015	0.38	0.004	0.1	0.102	2.6	15.9	23.6	8.45
12/1	0.015	0.38	0.004	0.1	0.122	3.1	23.79	35.4	5.31
10/1	0.02	0.51	0.004	0.1	0.15	3.8	37.76	56.2	3.34
14/19	0.015	0.38	0.004	0.1	0.114	2.9	16.8	25.0	8.62
12/19	0.015	0.38	0.004	0.1	0.134	3.4	25.13	37.4	5.43
10/19	0.02	0.51	0.004	0.1	0.169	4.3	39.65	59.0	3.41
8/19	0.03	0.76	0.005	0.13	0.22	5.6	64.91	96.6	2.14
6/19	0.03	0.76	0.005	0.13	0.256	6.5	97.44	145.0	1.35
4/19	0.04	1.02	0.006	0.15	0.319	8.1	155.23	231.0	0.848
3/19	0.04	1.02	0.006	0.15	0.358	9.1	192.39	286.3	0.673
2/19	0.04	1.02	0.006	0.15	0.39	9.9	237.54	353.5	0.534
1/19	0.05	1.27	0.007	0.18	0.449	11.4	304.13	452.6	0.423
1/0 19	0.05	1.27	0.007	0.18	0.472	12.0	373.62	556.0	0.335
2/0 19	0.05	1.27	0.007	0.18	0.516	13.1	462.79	688.7	0.266
3/0 19	0.05	1.27	0.007	0.18	0.563	14.3	575.34	856.2	0.211
4/0 19	0.05	1.27	0.007	0.18	0.618	15.7	714.98	1064.0	0.167
250/37	0.06	1.52	0.008	0.2	0.689	17.5	851.18	1266.7	0.142
300/37	0.06	1.52	0.008	0.2	0.74	18.8	1008.83	1501.3	0.118
350/37	0.06	1.52	0.008	0.2	0.787	20.0	1165.94	1735.1	0.101
400/37	0.06	1.52	0.008	0.2	0.835	21.2	1328.82	1977.5	0.0885
500/37	0.06	1.52	0.008	0.2	0.925	23.5	1657.47	2452.0	0.0709
600/61	0.07	1.78	0.009	0.23	1.016	25.8	1798.08	2943.7	0.059
750/61	0.07	1.78	0.009	0.23	1.118	28.4	2450.20	3646.3	0.0472