The South Bend Components 18/2 AWG Marine Grade Round Wire is designed for reliable, long-lasting performance in tough outdoor environments including boats, RVs, trailers, solar arrays, and automotive systems. Constructed from oxygen-free tinned copper, this duplex cable offers excellent conductivity, corrosion resistance, and stability under vibration, moisture, and extreme temperatures. Featuring a flexible, heavy-duty PVC outer jacket, the wire is fully protected against saltwater, oil, acid, UV rays, and physical abrasion. Its round stranded design simplifies routing through tight spaces and allows for smooth bends around corners and obstacles—ideal for LED lighting, audio wiring, navigation systems, pumps, and solar components. Built to exceed UL 1426, ABYC, SAE, and USCG standards, and rated for IP68 waterproofing and VW-1 flame resistance, this 18-gauge wire delivers dependable power transfer across a range of low-voltage AC/DC electrical systems. When quality and safety are mission-critical, trust South Bend Components for the wire that performs.