{"product_id":"4-0-thhn-thwn-2-copper-building-wire","title":"4\/0 THHN\/THWN-2 Copper Building Wire | Stranded 600V","description":"\u003cp data-path-to-node=\"10\"\u003e\u003cb data-path-to-node=\"10\" data-index-in-node=\"0\"\u003e\"The definitive standard for 250-amp industrial feeders and commercial service entrances—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 4\/0 THHN\/THWN-2 Copper\u003c\/h4\u003e\n\u003cp data-path-to-node=\"12\"\u003eThe 4\/0 copper building wire is a massive conductor designed for the most demanding electrical loads. It is the primary choice for 225-amp to 250-amp commercial services, large industrial motors, and main distribution panels. At this size, our stranded construction is a necessity, providing the flexibility required to \"train\" the wire into large gear and land it securely in high-torque mechanical 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-path-to-node=\"13,0,0\" data-index-in-node=\"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-path-to-node=\"13,1,0\" data-index-in-node=\"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 large-diameter conduits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13,2,0\"\u003e\u003cb data-path-to-node=\"13,2,0\" data-index-in-node=\"0\"\u003eHigh-Conductivity Copper:\u003c\/b\u003e Manufactured with soft-annealed stranded copper to provide maximum flexibility and superior electrical conductivity for heavy feeders.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13,3,0\"\u003e\u003cb data-path-to-node=\"13,3,0\" data-index-in-node=\"0\"\u003eOil \u0026amp; Gasoline Resistant:\u003c\/b\u003e The specialized jacket is designed to resist chemical degradation, making it ideal for industrial environments, refineries, and service stations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-path-to-node=\"12\"\u003eCommon 4\/0 AWG THHN\/THWN-2 Applications\u003c\/h4\u003e\n\u003cul data-path-to-node=\"11\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,0,0\"\u003e\u003cb data-path-to-node=\"11,0,0\" data-index-in-node=\"0\"\u003e225-Amp to 250-Amp Feeders:\u003c\/b\u003e Used for high-capacity power distribution in large commercial and industrial facilities.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,1,0\"\u003e\u003cb data-path-to-node=\"11,1,0\" data-index-in-node=\"0\"\u003eLarge Residential Services:\u003c\/b\u003e Often used for massive estates requiring more than a standard 200-amp service.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,2,0\"\u003e\u003cb data-path-to-node=\"11,2,0\" data-index-in-node=\"0\"\u003eData Center Backbones:\u003c\/b\u003e Providing the primary power feed for server rooms and massive UPS systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,3,0\"\u003e\u003cb data-path-to-node=\"11,3,0\" data-index-in-node=\"0\"\u003eGenerator Hookups:\u003c\/b\u003e The standard for connecting large industrial or multi-family standby generators.\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: 4\/0 AWG STR 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 Industrial service entrance conductors, heavy feeders, and large-scale 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  230\u003cspan\u003e amps at 75°C | 260 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":53318550847802,"sku":"THN4\/0CST-250-BK","price":2214.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 500 ft. Spool","offer_id":53318550880570,"sku":"THN4\/0CST-500-BK","price":4406.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 1000 ft. Spool","offer_id":53318550913338,"sku":"THN4\/0CST-1K-BK","price":8766.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 2500 ft. 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