Discover this high - quality thermostat wire, perfect for both indoor and outdoor low - voltage applications. It features an 18-Gauge 6-conductor design, with a temperature rating from -20°C to +60°C and a voltage rating of 150. The inner conductor is made of solid pure copper, and the insulator is premium PVC, which resists oxidation and corrosion, ensuring maximum conductivity. The cable's jacket is made of high - quality PVC, making it waterproof and durable, suitable for harsh outdoor conditions. With a smooth surface, it's easy to use. This wire is ideal for thermostat control, heating and A/C installations, annunciator systems, doorbells, and more. Its well - built structure and strict testing guarantee long - term reliability and performance, bringing convenience to your daily life.