Syston 18/5 HAVC Thermostat & Doorbell Control Cable — 18 AWG 5-Conductor, 100% Solid Copper, CL3R/FT4/CMR Riser-Rated, UV-Resistant RoHS — 150FT

Product overview: Syston 18/5 control cable engineered for thermostat, HAVC heating systems and doorbell wiring. This 150FT roll contains 18 AWG, 5 conductors made from 100% solid copper to deliver consistent conductivity and long-term reliability for low-voltage installations. Applications: Ideal for thermostat controls, heating and air conditioning equipment, doorbells, touch-plate systems, burglar alarms, intercoms, annunciator and bell systems, remote control units, signal systems and other low-voltage uses. Electrical rating: Classified as a 300V (CL3) Power-Limited Circuit Cable (Class-3), capable of handling surge events up to 300 watts, making it suitable for demanding control and signal circuits. Construction & installation features: The cable’s round, slick jacket and smooth edges make it easy to pull through tight routes and around corners. A built-in rip cord speeds jacket removal during termination for faster installs. Safety & compliance: Riser-rated CL3R/FT4/CMR construction for code-compliant vertical runs. The jacket is sunlight resistant in accordance with UL 1581 requirements for outdoor exposure, and the product is RoHS compliant for environmental safety.