781801-WH001 is a single-conductor hookup wire designed for general-purpose electrical connections. It features an 18 AWG solid tinned copper conductor with a nominal diameter of 0.040 inches, insulated with a 0.032-inch wall PVC material providing an overall diameter of 0.104 ± 0.004 inches. The wire is rated for 600 VRMS and operates over a temperature range of -40 to 105°C, with UL AWM Style 1015/1230 and CSA certifications. Key electrical properties include a nominal inductance of 0.07 µH/ft and conductor DC resistance of 6.6 O/1000ft at 20°C. This RoHS-compliant wire is suitable for internal wiring applications in appliances, control panels, and electronic equipment where reliable performance and regulatory compliance are required.