THHN THWN Wire

THHN THWN building wire is a general used electric wire used for branch circuits distribution, circuit feeders system, cable conduits, raceways and electric power transmission services, 1/0 and larger for cable tray use, with a voltage of 600V or less. It is made up of:

Conductor: 14 AWG to 1000 kcmil bare annealed compressed stranded copper per ASTM B3 and ASTM B8, 14 AWG to 10 AWG solid plain copper per ASTM B3.
Insulation: Premium-grade color-coded flame-retardant, heat- and moisture-resistant Polyvinyl Chloride (PVC).
Jacket: Tough Polyamide jacket (Nylon).

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THHN THWN Wire Features

Standard

UL 83, ICEA S-95-658/NEMA WC70.2 No. 52, ASTM B3 B8

Voltage Levels

600V or less

Specifications of THHN THWN Wire

CONDUCTOR SIZE		NUMBER OF WIRES	MIN. AVG. INSULATION THICKNESS		JACKET THICKNESS		CABLE DIAMETER		COPPER WEIGHT		NET WEIGHT		AMPACITY AMBIENT
AWG/kcmil	mm2	NUMBER OF WIRES	INCHES	mm	INCHES	mm	INCHES	mm	LBS/1000 FT	kg/km	LBS/1000 FT	kg/km	@75°C	@90°C
14	2.08	1	0.015	0.38	0.004	0.1	0.102	2.59	16	24	19	28	20	25
14	2.08	19	0.015	0.38	0.004	0.1	0.109	2.77	13	19	16	24	20	25
12	3.31	1	0.015	0.38	0.004	0.1	0.119	3.02	25	37	28	42	25	30
12	3.31	19	0.015	0.38	0.004	0.1	0.13	3.3	20	30	24	36	25	30
10	5.26	1	0.02	0.51	0.004	0.1	0.15	3.81	40	60	45	67	35	40
10	5.26	19	0.02	0.51	0.004	0.1	0.161	4.09	32	48	38	57	35	40
8	8.37	19	0.03	0.76	0.005	0.13	0.212	5.38	51	76	62	92	50	55
6	13.3	19	0.03	0.76	0.005	0.13	0.248	6.3	81	121	94	140	65	75
4	21.2	19	0.04	1.02	0.006	0.15	0.317	8.05	129	192	151	225	85	95
2	33.6	19	0.04	1.02	0.006	0.15	0.375	9.53	205	305	232	345	115	130
1	42.4	19	0.05	1.27	0.007	0.18	0.427	10.85	258	384	296	440	130	145
1/0	53.5	19	0.05	1.27	0.007	0.18	0.466	11.84	326	485	368	548	150	170
2/0	67.4	19	0.05	1.27	0.007	0.18	0.509	12.93	411	612	457	680	175	195
3/0	85	19	0.05	1.27	0.007	0.18	0.557	14.15	518	771	570	848	200	225
4/0	107	19	0.05	1.27	0.007	0.18	0.612	15.54	653	972	711	1058	230	260
250	127	37	0.06	1.52	0.008	0.2	0.694	17.63	772	1149	850	1265	255	290
300	152	37	0.06	1.52	0.008	0.2	0.747	18.97	926	1378	1011	1505	285	320
350	177	37	0.06	1.52	0.008	0.2	0.797	20.24	1081	1609	1173	1746	310	350
400	203	37	0.06	1.52	0.008	0.2	0.842	21.39	1235	1838	1334	1985	335	380
500	253	37	0.06	1.52	0.008	0.2	0.925	23.5	1544	2298	1656	2464	380	430
600	304	61	0.07	1.78	0.009	0.23	1.024	26.01	1853	2758	1996	2970	420	475
750	380	61	0.07	1.78	0.009	0.23	1.126	28.6	2316	3447	2478	3688	475	535
1000	507	61	0.07	1.78	0.009	0.23	1.275	32.39	3088	4595	3283	4886	545	615

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THHN THWN Wire

THHN THWN Wire Features

Specifications of THHN THWN Wire

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