THE CIMPLE CO - 100ft Brown Thermostat Wire 18/4 - 18-Gauge Solid Copper 4-Conductor CL2/CMR

Includes 100 feet of premium brown thermostat wire: 18/4 (4-conductor), 18-Gauge solid copper, CL2/CMR rated. Ideal for thermostat installations, HVAC equipment, security alarm systems, door chimes and bell installations. Built from pure copper with bare solid 18 gauge conductors and finished with a sunlight resistant outer jacket for durability. Rated for Residential, Commercial, and Industrial applications. UL Listed and includes a US manufacturers warranty.