TFFN Building Wire — 18 AWG Stranded Copper 1C, Blue, 500 ft (UL 600V AC)

500 ft of TFFN building wire, single-conductor (1C) in blue insulated, stranded copper, 18 AWG. UL-listed and rated for 600V AC. Stranded copper construction improves flexibility while maintaining conductivity, making this wire suitable for general building wiring where a UL-listed, 600V AC-rated conductor is required.