Regency Wire Thhn Solid Wire 12SOLBK 500'/ROL #12 Black

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Despite the final gauge being the same, a solid wire will have less surface area than a stranded or bundled one, giving it a higher load capacity and less impedance. Solid wire als o has a lower voltage drop over long runs but heats up faster than stranded cable. The Thermoplastic High Heat-resistant Nylon-coated wire (THHN) has PVC insulation and a nylon jacket. Show more