{"product_id":"4-0-gauge-175-ft-black-flexible-pure-copper-welding-cable-heavy-duty","title":"4\/0 Gauge 175 ft Black Flexible Pure Copper Welding Cable - Heavy Duty","description":"\u003cp\u003eIn this review the TEMCo 4\/0 gauge 175 ft black welding cable stands out as a heavy duty, flexible option for anyone wiring battery banks, solar arrays, or running power to winches and inverters. The single biggest reason to buy is its combination of pure annealed oxygen free copper conductor and a rugged EPDM jacket that stays pliable in cold weather while resisting oil, grease and abrasion. For installers who need long runs and reliable conductivity the cable delivers predictable performance without excessive stiffness or premium price.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e440 Max Amps:\u003c\/strong\u003e Provides sufficient current capacity for heavy battery and welding applications up to about 50 ft without overheating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnnealed OFC conductor:\u003c\/strong\u003e The 1950\/30 stranding and oxygen free copper improve conductivity and reduce resistance across long runs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide temperature range:\u003c\/strong\u003e Rated from -58F to +221F so it remains flexible in cold climates and safe in hot engine bays.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged EPDM jacket:\u003c\/strong\u003e The Easy-Flex sheath resists cuts, tears, abrasion and common garage fluids, extending cable life in demanding environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile use cases:\u003c\/strong\u003e Suitable for welding leads, battery and starter cables, car audio, solar and RV DC systems, and winch power runs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal size:\u003c\/strong\u003e The 0.686 in overall diameter balances flexibility and handling for installations where space and bend radius matter.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe cable is well suited to DIYers, mobile installers and small shops that need a durable, flexible heavy gauge conductor for battery banks, inverter feeds, or welding leads without paying for specialty brands. Its pure copper construction and high strand count make it a practical choice where repeated flexing or vibration is expected.\u003c\/p\u003e\n\u003cp\u003eIt is less appropriate for those needing insulated, color-coded multi-conductor cable for signal wiring, or situations that require specialized insulation approvals beyond EPDM. For extremely long high-current bus runs beyond the recommended distance, consider larger gauge or parallel runs to limit voltage drop.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExcellent flexibility and handling thanks to the high strand count and EPDM jacket.\u003c\/li\u003e\n\u003cli\u003eDurable jacket material resists oil, grease, abrasion and flames common in vehicle and shop use.\u003c\/li\u003e\n\u003cli\u003ePure annealed oxygen free copper conductor provides reliable conductivity and durability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRated 440 amps is generous for short runs, but long high-current runs may require larger gauge to avoid voltage drop.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eGauge\u003c\/td\u003e\n\u003ctd\u003e4\/0 AWG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e175 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConductor\u003c\/td\u003e\n\u003ctd\u003eAnnealed 30 gauge OFC, 1950\/30 stranding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax amps\u003c\/td\u003e\n\u003ctd\u003e440 (up to 50 ft)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage rating\u003c\/td\u003e\n\u003ctd\u003eUp to 600 volts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature range\u003c\/td\u003e\n\u003ctd\u003e-58F to +221F (-50C to +105C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal OD\u003c\/td\u003e\n\u003ctd\u003e0.686 in (17.42 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe TEMCo 4\/0 gauge 175 ft welding cable is a practical, value-oriented pick for anyone needing a flexible, durable conductor for battery systems, welding leads or solar and RV DC work. Its oxygen free copper strands and EPDM jacket deliver long-term reliability and thermal resistance, making it a sensible buy for most installation tasks where a heavy duty, flexible cable is required.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this cable be used for battery bank interconnects?\u003c\/strong\u003e\u003cbr\u003eYes, the 4\/0 OFC construction and high strand count make it suitable for battery and starter cables, inverter feeds and battery banks when sized appropriately for run length.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the jacket suitable for engine bay use?\u003c\/strong\u003e\u003cbr\u003eYes, the EPDM jacket resists oil, grease and heat up to its upper temperature rating, so it holds up well in many engine bay and workshop environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow flexible is this cable at low temperatures?\u003c\/strong\u003e\u003cbr\u003eVery flexible compared with solid or lower-strand cables; the specified temperature range down to -58F means it remains pliable in cold climates.\u003c\/p\u003e","brand":"TEMCo Industrial","offers":[{"title":"Default Title","offer_id":48155962867931,"sku":"B00LIB2W9C","price":1503.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61PhMX3Ue5L._AC_SL1280_346695cb-e74f-4e6b-8b9d-eb0723e41b02.jpg?v=1768851918","url":"https:\/\/gearmusthave.com\/products\/4-0-gauge-175-ft-black-flexible-pure-copper-welding-cable-heavy-duty","provider":"GearMustHave","version":"1.0","type":"link"}