Aluminum THHN

Aluminum THHN, THWN, T90 Nylon, TWN75 (cUL)

Type THHN/THWN-2 is suitable for general wiring applications as defined by the NEC (National Electrical Code) for 600V applications. THHN/THWN-2 is available in sizes ranging from #6 to 1000 MCM. The conductors are made with 8000 series aluminum alloy and insulated with tough, heat and moisture resistant PVC (polyvinyl chloride), over which a nylon (polymide) jacket is applied. All sizes are made with a friction reducing compound to aid in the installation process.

Standards & Specifications

600V Rated
UL 83, 1063, 758
Sunlight Resistant
VW-1 Rated
Cable Tray Use 1/0 & Larger
NEMA Publication No. WC70
Gasoline & Oil Resistant II
c(UL) On All Sizes
ARRA 2009 Section 1605 “Buy American” Compliant
Available in low and high voltage colors

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Wire Size & Specs


Size (AWG)	Stranding	PVC Insulation	Nylon Jacket	Ampacity 90° C	Approx Net WT./MFT	Standard Packaging Options (ft)	Color Options
Conductor Size (AWG) 6	Stranding 7	PVC Insulation 30	Nylon Jacket 5	Ampacity Ampacity* 90° C 55	Approx Net WT./MFT 37	Standard Packaging Options (ft) 500' 1000' 2500' 5000' Reels	Color Options
Conductor Size (AWG) 4	Stranding 7	PVC Insulation 40	Nylon Jacket 6	Ampacity Ampacity* 90° C 75	Approx Net WT./MFT 60	Standard Packaging Options (ft) 500' 1000' 2500' 5000' Reels	Color Options
Conductor Size (AWG) 2	Stranding 7	PVC Insulation 40	Nylon Jacket 6	Ampacity Ampacity* 90° C 100	Approx Net WT./MFT 89	Standard Packaging Options (ft) 500' 1000' 2500' 5000' Reels	Color Options
Conductor Size (AWG) 1	Stranding 19	PVC Insulation 50	Nylon Jacket 7	Ampacity Ampacity* 90° C 115	Approx Net WT./MFT 116	Standard Packaging Options (ft) 500' 1000' 2500' 5000' Reels	Color Options
Conductor Size (AWG) 1/0	Stranding 19	PVC Insulation 50	Nylon Jacket 7	Ampacity Ampacity* 90° C 135	Approx Net WT./MFT 140	Standard Packaging Options (ft) 500' 1000' 2500' 5000' Reels	Color Options
Conductor Size (AWG) 2/0	Stranding 19	PVC Insulation 50	Nylon Jacket 7	Ampacity Ampacity* 90° C 150	Approx Net WT./MFT 170	Standard Packaging Options (ft) 500' 1000' 2500' 5000' Reels	Color Options
Conductor Size (AWG) 3/0	Stranding 19	PVC Insulation 50	Nylon Jacket 7	Ampacity Ampacity* 90° C 175	Approx Net WT./MFT 207	Standard Packaging Options (ft) 500' 1000' 2500' 5000' Reels	Color Options
Conductor Size (AWG) 4/0	Stranding 19	PVC Insulation 50	Nylon Jacket 7	Ampacity Ampacity* 90° C 205	Approx Net WT./MFT 255	Standard Packaging Options (ft) 500' 1000' 2500' 5000' Reels	Color Options
Conductor Size (AWG) 250 MCM	Stranding 36	PVC Insulation 60	Nylon Jacket 8	Ampacity Ampacity* 90° C 230	Approx Net WT./MFT 308	Standard Packaging Options (ft) 500' 1000' 2500' 5000' Reels	Color Options
Conductor Size (AWG) 300 MCM	Stranding 36	PVC Insulation 60	Nylon Jacket 8	Ampacity Ampacity* 90° C 260	Approx Net WT./MFT 361	Standard Packaging Options (ft) 500' 1000' 2500' 5000' Reels	Color Options
Conductor Size (AWG) 350 MCM	Stranding 36	PVC Insulation 60	Nylon Jacket 8	Ampacity Ampacity* 90° C 280	Approx Net WT./MFT 413	Standard Packaging Options (ft) 500' 1000' 2500' 5000' Reels	Color Options
Conductor Size (AWG) 400 MCM	Stranding 36	PVC Insulation 60	Nylon Jacket 8	Ampacity Ampacity* 90° C 305	Approx Net WT./MFT 465	Standard Packaging Options (ft) 500' 1000' 2500' 5000' Reels	Color Options
Conductor Size (AWG) 500 MCM	Stranding 36	PVC Insulation 60	Nylon Jacket 8	Ampacity Ampacity* 90° C 350	Approx Net WT./MFT 570	Standard Packaging Options (ft) 500' 1000' 2500' 5000' Reels	Color Options
Conductor Size (AWG) 600 MCM	Stranding 58	PVC Insulation 70	Nylon Jacket 9	Ampacity Ampacity* 90° C 385	Approx Net WT./MFT 693	Standard Packaging Options (ft) 500' 1000' Reels	Color Options
Conductor Size (AWG) 700 MCM	Stranding 58	PVC Insulation 70	Nylon Jacket 9	Ampacity Ampacity* 90° C 425	Approx Net WT./MFT 797	Standard Packaging Options (ft) N/A	Color Options
Conductor Size (AWG) 750 MCM	Stranding 58	PVC Insulation 70	Nylon Jacket 9	Ampacity Ampacity* 90° C 435	Approx Net WT./MFT 847	Standard Packaging Options (ft) 500' 1000' 2500' Reels	Color Options
Conductor Size (AWG) 900 MCM	Stranding 58	PVC Insulation 70	Nylon Jacket 9	Ampacity Ampacity* 90° C 480	Approx Net WT./MFT 1002	Standard Packaging Options (ft) N/A	Color Options
Conductor Size (AWG) 1000 MCM	Stranding 58	PVC Insulation 70	Nylon Jacket 9	Ampacity Ampacity* 90° C 500	Approx Net WT./MFT 1114	Standard Packaging Options (ft) N/A	Color Options