The CNC Tech part 3239-18-1-0500-001-1-TS is a high-quality Silicon Hook-Up-Wire designed specifically for electrical connections requiring reliability and heat resistance. This wire is UL3239 certified, ensuring it meets strict safety standards. With an 18AWG gauge, it offers efficient power transmission and flexibility. The wire is stranded, providing excellent flexibility for easy installation and routing. The sleek black color adds a professional touch to any setup. This specific product comes in a 500Ft reel, making it ideal for applications that require longer lengths. Whether you need to wire up electrical components or build custom circuits, this Silicon Hook-Up-Wire is a reliable choice that can handle temperatures up to 500°F.