{"product_id":"250-mcm-thhn-thwn-2-copper-building-wire","title":"250 MCM 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\"\u003eThe heavy-weight standard for industrial power distribution and main 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\u003ch3 data-path-to-node=\"11\"\u003e\u003cb data-path-to-node=\"11\" data-index-in-node=\"0\"\u003eWhy Electricians Choose 250 MCM THHN\/WM-2 Copper\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp data-path-to-node=\"12\"\u003eThe 250 MCM copper building wire is a high-capacity conductor designed for the most demanding electrical loads. It is a primary choice for 250-amp commercial services, large industrial motor control centers, and main distribution switchgear. At this massive size, our stranded construction is a necessity, providing the flexibility required to \"train\" the wire into large enclosures 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 250 MCM THHN\/THWN-2 Applications\u003c\/h4\u003e\n\u003cul data-path-to-node=\"5\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,0,0\"\u003e\u003cb data-path-to-node=\"5,0,0\" data-index-in-node=\"0\"\u003eIndustrial Main Feeders:\u003c\/b\u003e The primary power source for large factories and manufacturing plants.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,1,0\"\u003e\u003cb data-path-to-node=\"5,1,0\" data-index-in-node=\"0\"\u003eCommercial Switchgear:\u003c\/b\u003e Connecting the main utility transformer to the building's main distribution switchgear.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,2,0\"\u003e\u003cb data-path-to-node=\"5,2,0\" data-index-in-node=\"0\"\u003eLarge-Scale HVAC:\u003c\/b\u003e Powering massive chiller plants and industrial cooling towers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,3,0\"\u003e\u003cb data-path-to-node=\"5,3,0\" data-index-in-node=\"0\"\u003eHospital Power Systems:\u003c\/b\u003e Used in critical power distribution for healthcare facilities.\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\"\u003e\u003cb data-path-to-node=\"15\" data-index-in-node=\"0\"\u003eTechnical Specifications\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp data-path-to-node=\"16\"\u003e\u003cb data-path-to-node=\"16\" data-index-in-node=\"0\"\u003eENGINEERING OVERVIEW: 250 MCM 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\u003cmeta charset=\"utf-8\"\u003e\n\u003cp data-path-to-node=\"17,5,0\"\u003e\u003cb data-path-to-node=\"17,5,0\" data-index-in-node=\"0\"\u003eAmpacity:\u003c\/b\u003e  255\u003cspan\u003e amps at 75°C | 290 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-index-in-node=\"0\" data-path-to-node=\"24\"\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":53318552715578,"sku":"THN250CST-250-BK","price":2561.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 500 ft. Spool","offer_id":53318552748346,"sku":"THN250CST-500-BK","price":5096.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 1000 ft. Spool","offer_id":53318552781114,"sku":"THN250CST-1K-BK","price":10140.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 2500 ft. 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