18/4 18AWG Solid Bare Copper Thermostat Wire 4C — CMR HVAC/AC Cable 500FT Wooden Reel / Brown

Heavy-duty 18AWG thermostat cable with four conductors (4C) made from solid bare copper for dependable low-voltage connections. CMR rated for riser installations and sunlight resistant (-20-Degree C to 60-Degree C). Designed for use in HVAC, heating, AC and bell alarm systems. Supplied on a 500 feet (152meters) Wooden Reel / Brown.