Javex 18/5 Thermostat Doorbell HVAC Heating Control Cable Wire, 18 AWG 5 Conductors 99.9% Solid Copper Conductors CL3R/CMR Riser-Rated, UV Resistant RoHS for Low-Volt Applications, Light Brown, 250FT

["[Premium 18AWG 5-Conductor Thermostat Wire]: JAVEX thermostat wire features 18 AWG solid conductors with 5 color-coded wires, ensuring easy identification, simple installation, and reliable HVAC system connections.","[99.9% Oxygen-Free Copper (OFC)]: Manufactured with oxygen-free copper for superior conductivity, stable signal transmission, and long-term durability compared to copper-clad alternatives.","[300V Low-Voltage Thermostat Wire – CL3 Rated]: Rated for 300V with CL3 certification, providing strong insulation and a higher safety margin for low-voltage applications such as thermostats, security systems, and audio/video installations.","[Flexible & Easy Installation]: Color-coded conductors and flexible insulation simplify wiring, helping HVAC technicians and DIY homeowners complete installations quickly and accurately.","[CL3R Outdoor & Riser Rated]: Certified with CL3R rating for outdoor and vertical riser installations, featuring a sunlight-resistant jacket designed to withstand moisture, UV exposure, and temperature changes for reliable long-term performance."]