This product features a 500ft 18/5 CL2R UTP 100% Bare Copper Thermostat Cable.
18-5 Thermostat 18AWG 5 Conductor Unshielded Cable; Red This thermostat cable is suitable for installations in residential and commercial riser rates environments. It is excellent for thermostats, HVAC controls, heat pumps, intercom systems, remote control units, doorbells, alarms, and other power limited applications.