{"product_id":"18-gauge-marine-wire-18-2-duplex-waterproof-tinned-copper-100ft","title":"18 Gauge Marine Wire 18\/2 Duplex - Waterproof Tinned Copper (100FT)","description":"\u003cp\u003eIn this review the CONEPY 18 gauge marine wire is evaluated for boaters, RV owners, and anyone needing a durable, flexible 18\/2 cable for low-voltage systems. The bottom line: this 100ft spool delivers dependable conductivity and corrosion resistance thanks to oxygen-free tinned copper strands and a thick PVC jacket, making it an excellent pick when long-term exposure to saltwater, sun, and vibration is a concern.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOxygen-free tinned copper:\u003c\/strong\u003e The tinned copper strands improve conductivity and resist corrosion for longer life in marine or marine-adjacent environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThick PVC jacket:\u003c\/strong\u003e A superior PVC insulation layer protects against abrasion, UV, saltwater and high temperatures while remaining flexible for routing in tight spaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRight gauge construction:\u003c\/strong\u003e Each conductor meets 18 AWG spec with 26 strands of 0.2 mm core and a 0.81 mm2 cross-sectional area to ensure efficient power transmission.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh ratings:\u003c\/strong\u003e With IP68 waterproofing and VW-1 flame retardant rating, the cable is built for demanding installations and enhanced safety.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide voltage compatibility:\u003c\/strong\u003e Rated to 600V and suitable for 5V, 12V and 24V systems, the wire works across common boat, automotive, RV and lighting applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis wire is aimed at boat owners wiring LED lighting, trolling motor feeders, or auxiliary circuits, as well as RV and automotive enthusiasts running stereo, lighting, or solar connections who need corrosion resistance and flexibility. Installers who value a thick jacket and tinned strands for longevity in wet or salty conditions will appreciate it.\u003c\/p\u003e\n\u003cp\u003eThose who need ultra-high current capacity or heavier gauge runs for long-distance primary power feeds should look for a larger AWG size; this 18\/2 cable is best used for low- to moderate-current circuits, lighting, sensors and accessories rather than main battery cables.\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\u003eDurable tinned copper construction offers better conductivity and corrosion resistance than aluminum alternatives.\u003c\/li\u003e\n\u003cli\u003eThick PVC sheathing resists abrasion, UV and saltwater while staying flexible for routing under decks and through chases.\u003c\/li\u003e\n\u003cli\u003eMeets UL 1426, SAE and ABYC standards and carries useful ratings like IP68 and VW-1 for safety and waterproofing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAs an 18 AWG conductor, it is not intended for high-current main battery runs or long-distance primary power delivery.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eConductor\u003c\/td\u003e\n\u003ctd\u003e18 AWG, 26 strands of 0.2 mm oxygen-free tinned copper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCross-sectional area\u003c\/td\u003e\n\u003ctd\u003e0.81 mm2 per conductor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e100 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInsulation\u003c\/td\u003e\n\u003ctd\u003eThick PVC jacket, UV and abrasion resistant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRatings\u003c\/td\u003e\n\u003ctd\u003eIP68 waterproof, VW-1 flame retardant, UL 1426, SAE, ABYC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003eRated to 600V; compatible with 5V, 12V, 24V applications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-40F to 221F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe CONEPY 18\/2 18 gauge marine wire is a solid value for anyone needing a flexible, corrosion-resistant cable for lighting, accessories, and low- to moderate-current marine or vehicle circuits. It pairs tinned copper strands and a heavy PVC jacket to resist saltwater, abrasion and heat, making it a reliable choice for long-term installations where durability matters.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs this cable suitable for outdoor marine use?\u003c\/strong\u003e\u003cbr\u003eThe PVC jacket and tinned copper strands are designed for saltwater and UV exposure, and the cable carries an IP68 waterproof rating for wet conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this wire for 12V LED strips and accessories?\u003c\/strong\u003e\u003cbr\u003eYes, it is compatible with 5V, 12V and 24V systems and is well suited for LED strips, lighting circuits and accessory power runs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this wire good for main battery cables?\u003c\/strong\u003e\u003cbr\u003eNo, 18 AWG is not appropriate for main battery or high-current long-run applications; choose a heavier gauge for primary battery connections.\u003c\/p\u003e","brand":"CONEPY","offers":[{"title":"Default Title","offer_id":48610110603483,"sku":"B0DZX8KNW6","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71rA0Ott9jL._SL1500.jpg?v=1778583966","url":"https:\/\/gearmusthave.com\/products\/18-gauge-marine-wire-18-2-duplex-waterproof-tinned-copper-100ft","provider":"GearMustHave","version":"1.0","type":"link"}