Thermostat Cable for HVAC, Furnace & Heat Pump Systems
Thermostat cable is a low-voltage control cable used to connect thermostats, furnaces, air conditioners, heat pumps, boilers, air handlers, ventilation equipment, zoning systems, and HVAC control panels. These cables transmit control signals between thermostats and HVAC equipment, helping maintain reliable heating, cooling, and temperature control throughout residential and commercial buildings. Thermostat wire is commonly available in 18 AWG and 20 AWG configurations and supports a wide range of HVAC control applications.
Often referred to as thermostat wire, HVAC wire, HVAC control cable, furnace wire, air conditioner wire, heat pump wire, low-voltage thermostat wire, heating and cooling wire, or HVAC communication cable, thermostat cable is one of the most widely used control cables in the HVAC industry. Multiple conductor configurations support standard thermostats, programmable thermostats, smart thermostats, zoning systems, humidifiers, dehumidifiers, ventilation controls, and building automation systems.
Our collection includes 18 AWG Thermostat Cable and 20 AWG Thermostat Cable for residential and commercial HVAC installations. These cables are trusted by HVAC contractors, electricians, facility maintenance teams, building automation professionals, and low-voltage installers for dependable signal transmission and long-term performance.
Common applications include thermostat wiring, furnace controls, air conditioning systems, heat pumps, smart home systems, energy management systems, boiler controls, air handlers, humidifiers, dehumidifiers, ventilation systems, zoning controls, and building automation networks. Thermostat cable is frequently installed in homes, apartments, offices, schools, healthcare facilities, warehouses, retail buildings, hotels, and commercial properties.
Browse our complete selection of 18 AWG Thermostat Cable, 20 AWG Thermostat Cable, Control Cables, 18 AWG Control Wire, 16 AWG Control Wire, 22 AWG Control Wire, Alarm Wire, Ethernet Cable, and Bulk Network Cable solutions for HVAC, commercial, industrial, and low-voltage installations.
