Southwire 500 Foot Stranded Black 4 AWG Thhn Wire is a versatile and reliable building wire designed for power, lighting, and control wiring applications. Rated for 90 degrees Celsius and 600 volts, this wire features a small diameter and is suitable for use in conduit and raceways. It consists of stranded copper conductors with flame-retardant PVC insulation and a durable nylon jacket, providing excellent resistance to oil, gasoline, chemicals, and abrasion. This UL listed wire ensures safety and performance for your electrical projects, making it an i choice for general-purpose wiring needs. Model Number: