{"product_id":"1-gauge-thhn-thwn-2-copper-building-wire","title":"1 AWG THHN\/THWN-2 Copper Building Wire | Stranded 600V","description":"\u003cp data-path-to-node=\"10\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"10\"\u003e\"The heavy-duty feeder standard for high-amperage residential and commercial services—engineered with dual-rated THHN\/THWN-2 insulation and a friction-reducing nylon jacket for maximum reliability in 600V applications.\"\u003c\/b\u003e\u003c\/p\u003e\n\u003ch4 data-path-to-node=\"11\"\u003eWhy Electricians Choose 1 AWG THHN\/THWN-2 Copper\u003c\/h4\u003e\n\u003cp data-path-to-node=\"12\"\u003eThe #1 AWG copper building wire is a high-performance conductor specified for 110-amp to 130-amp circuits. It is commonly used for commercial motor feeders, large residential sub-panels, and service entrance conductors. Our stranded construction is essential at this thickness, providing the flexibility required to \"train\" the wire inside a switchgear cabinet and land it securely in heavy-duty lugs.\u003c\/p\u003e\n\u003cul data-path-to-node=\"13\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13,0,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"13,0,0\"\u003eDual Rated (THHN\/THWN-2):\u003c\/b\u003e Engineered for dry locations up to 90°C (THHN) and wet locations (THWN-2), providing maximum versatility for indoor and outdoor conduits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13,1,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"13,1,0\"\u003eTough PVC\/Nylon Jacket:\u003c\/b\u003e The high-heat and moisture-resistant PVC insulation is protected by a tough, friction-reducing Nylon outer sheath, making for easier pulls through tight bends.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13,2,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"13,2,0\"\u003eHigh-Conductivity Copper:\u003c\/b\u003e Manufactured with soft-annealed stranded copper to provide maximum flexibility and superior electrical conductivity for branch circuits and feeders.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13,3,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"13,3,0\"\u003eOil \u0026amp; Gasoline Resistant:\u003c\/b\u003e The specialized jacket is designed to resist chemical degradation, making it ideal for industrial environments and service station wiring.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-path-to-node=\"3\"\u003eCommon 1 AWG THHN\/THWN-2 Applications\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,0,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"5,0,0\"\u003e125-Amp Heavy-Duty Feeders:\u003c\/b\u003e The ideal \"over-sized\" choice for a 125-amp sub-panel where you want maximum efficiency and minimal heat.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,1,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"5,1,0\"\u003eCommercial Branch Circuits:\u003c\/b\u003e Frequently used for large commercial HVAC units and industrial air handlers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,2,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"5,2,0\"\u003e150-Amp Residential Main Services:\u003c\/b\u003e Often permitted as the \u003cb data-index-in-node=\"58\" data-path-to-node=\"5,2,0\"\u003emain service entrance\u003c\/b\u003e for a single-family dwelling (per NEC 310.12), though not for sub-panels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,3,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"5,3,0\"\u003eSolar Inverter Commercial Runs:\u003c\/b\u003e Connecting large-scale solar power inverters to the main distribution switchgear.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,4,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"5,4,0\"\u003eIndustrial Motor Feeds:\u003c\/b\u003e Providing high-torque power for 3-phase industrial machinery and large pump stations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-path-to-node=\"4\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,4,0\"\u003e\u003cb class=\"\" data-index-in-node=\"0\" data-path-to-node=\"4,4,0\"\u003eBackup Power Systems:\u003c\/b\u003e\u003cspan class=\"\"\u003e Used for large-scale battery storage systems and high-wattage industrial standby generators.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-path-to-node=\"14\"\u003e\n\u003ch4 data-path-to-node=\"15\"\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cp data-path-to-node=\"16\"\u003e\u003cb data-path-to-node=\"16\" data-index-in-node=\"0\"\u003eENGINEERING OVERVIEW: 1 AWG STR THHN 600V\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"17\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"17,0,0\"\u003e\u003cb data-path-to-node=\"17,0,0\" data-index-in-node=\"0\"\u003eAPPLICATION:\u003c\/b\u003e Feeder wire for sub-panels, large appliances, and industrial power distribution.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"17,1,0\"\u003e\u003cb data-path-to-node=\"17,1,0\" data-index-in-node=\"0\"\u003eVOLTAGE:\u003c\/b\u003e Rated for 600 Volts.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"17,2,0\"\u003e\u003cb data-path-to-node=\"17,2,0\" data-index-in-node=\"0\"\u003eCONDUCTORS:\u003c\/b\u003e Stranded soft-annealed copper.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"17,3,0\"\u003e\u003cb data-path-to-node=\"17,3,0\" data-index-in-node=\"0\"\u003eINSULATION:\u003c\/b\u003e Heat and moisture-resistant PVC (Polyvinyl Chloride).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"17,4,0\"\u003e\u003cb data-path-to-node=\"17,4,0\" data-index-in-node=\"0\"\u003eJACKET:\u003c\/b\u003e Tough, abrasion-resistant Nylon.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"17,5,0\"\u003e\u003cb data-path-to-node=\"17,5,0\" data-index-in-node=\"0\"\u003eTEMPERATURE:\u003c\/b\u003e 90°C Dry (THHN), 90°C Wet (THWN-2).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"17,5,0\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cb data-path-to-node=\"17,5,0\" data-index-in-node=\"0\"\u003eAmpacity:\u003c\/b\u003e  110\u003cspan\u003e amps @ 60°C | 130 amps at 75°C | 145 amps at 90°C \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"22\"\u003e \u003c\/p\u003e\n\u003chr data-path-to-node=\"23\"\u003e\n\u003cp data-path-to-node=\"24\"\u003e\u003cb data-path-to-node=\"24\" data-index-in-node=\"0\"\u003eTechnical Note:\u003c\/b\u003e All values are nominal and subject to industry tolerances and manufacturer corrections. Specifications are subject to change without notice. It is the buyer’s responsibility to verify that all materials meet the specific requirements of the project and comply with local electrical codes.\u003c\/p\u003e\n\u003cp data-path-to-node=\"24\"\u003e \u003c\/p\u003e","brand":"Wire America","offers":[{"title":"Black \/ 250 ft. Spool","offer_id":53318542491962,"sku":"THN1CST-250-BK","price":934.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 500 ft. Spool","offer_id":53318542524730,"sku":"THN1CST-500-BK","price":1858.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 1000 ft. Spool","offer_id":53318542557498,"sku":"THN1CST-1K-BK","price":3696.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 2500 ft. 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