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Thermostat Wire

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Southwire 50-ft 18 / 2 Solid Thermostat Wire ( By-the-roll )

Southwire 

50-ft 18 / 2 Solid Thermostat Wire ( By-the-roll )

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Southwire 100-ft 18 / 2 Solid Thermostat Wire ( By-the-roll )

Southwire 

100-ft 18 / 2 Solid Thermostat Wire ( By-the-roll )

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Southwire 500-ft 18 / 2 Solid Thermostat Wire ( By-the-roll )

Southwire 

500-ft 18 / 2 Solid Thermostat Wire ( By-the-roll )

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Thermostat 20 / 2 Stranded Thermostat Wire ( Roll )

 

Thermostat 20 / 2 Stranded Thermostat Wire ( Roll )

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SIMpull 18 / 8 Solid Thermostat Wire ( By-the-foot )

Southwire   SIMpull 18 / 8 Solid Thermostat Wire ( By-the-foot )

Southwire thermostat cable is class 2 power-limited circuit cable for use in thermostat control applications.

18 / 5 Solid Thermostat Wire ( By-the-foot )

Southwire   18 / 5 Solid Thermostat Wire ( By-the-foot )

Southwire thermostat cable is class 2 power-limited circuit cable for use in thermostat control applications.

SIMpull 1-ft 18 / 3 Solid Thermostat Wire ( By-the-foot )

Southwire   SIMpull 1-ft 18 / 3 Solid Thermostat Wire ( By-the-foot )

Southwire thermostat cable is class 2 power-limited circuit cable for use in thermostat control applications.

50-ft 18 / 7 Solid Thermostat Wire ( By-the-roll )

Southwire   50-ft 18 / 7 Solid Thermostat Wire ( By-the-roll )

Southwire thermostat cable is class 2 power-limited circuit cable for use in thermostat control applications.

50-ft 18 / 2 Solid Thermostat Wire ( By-the-roll )

Southwire   50-ft 18 / 2 Solid Thermostat Wire ( By-the-roll )

Southwire thermostat cable is class 2 power-limited circuit cable for use in thermostat control applications.

100-ft 18 / 2 Solid Thermostat Wire ( By-the-roll )

Southwire   100-ft 18 / 2 Solid Thermostat Wire ( By-the-roll )

Southwire thermostat cable is class 2 power-limited circuit cable for use in thermostat control applications.

250-ft 18 / 8 Solid Thermostat Wire ( By-the-roll )

Southwire   250-ft 18 / 8 Solid Thermostat Wire ( By-the-roll )

Southwire thermostat cable is class 2 power-limited circuit cable for use in thermostat control applications.

500-ft 18 / 2 Solid Thermostat Wire ( By-the-roll )

Southwire   500-ft 18 / 2 Solid Thermostat Wire ( By-the-roll )

Southwire thermostat cable is class 2 power-limited circuit cable for use in thermostat control applications.

250-ft 18 / 5 Solid Thermostat Wire ( By-the-roll )

Southwire   250-ft 18 / 5 Solid Thermostat Wire ( By-the-roll )

Southwire thermostat cable is class 2 power-limited circuit cable for use in thermostat control applications.

SIMpull 18 / 3 Solid Thermostat Wire ( By-the-foot )

Southwire   SIMpull 18 / 3 Solid Thermostat Wire ( By-the-foot )

Southwire thermostat cable is class 2 power-limited circuit cable for use in thermostat control applications.

500-ft 18 / 3 Solid Thermostat Wire ( By-the-roll )

Southwire   500-ft 18 / 3 Solid Thermostat Wire ( By-the-roll )

Southwire thermostat cable is class 2 power-limited circuit cable for use in thermostat control applications.

250-ft 18 / 7 Solid Thermostat Wire ( By-the-roll )

Southwire   250-ft 18 / 7 Solid Thermostat Wire ( By-the-roll )

Southwire thermostat cable is class 2 power-limited circuit cable for use in thermostat control applications.

6 / 2 UF-B Wire W/G ( By-the-foot )

Southwire   6 / 2 UF-B Wire W/G ( By-the-foot )

Southwire's copper UF-B cable is used in applications that include outside lamp posts, pumps and other loads. It can also be used for outbuildings such as garages and barns. UF-B feeds from a distribution point in an existing building. UF-B has a heat capacity of 90°C and is rated at 600-Volt. UL Listed.

8 / 3 UF-B Wire W/G ( By-the-foot )

Southwire   8 / 3 UF-B Wire W/G ( By-the-foot )

Southwire's copper UF-B cable is used in applications that include outside lamp posts, pumps and other loads. It can also be used for outbuildings such as garages and barns. UF-B feeds from a distribution point in an existing building. UF-B has a heat capacity of 90°C and is rated at 600-Volt. UL Listed.

8 / 2 UF-B Wire W/G ( By-the-foot )

Southwire   8 / 2 UF-B Wire W/G ( By-the-foot )

Southwire's copper UF-B cable is used in applications that include outside lamp posts, pumps and other loads. It can also be used for outbuildings such as garages and barns. UF-B feeds from a distribution point in an existing building. UF-B has a heat capacity of 90°C and is rated at 600-Volt. UL Listed.

6 / 3 UF-B Wire W/G ( By-the-foot )

Southwire   6 / 3 UF-B Wire W/G ( By-the-foot )

Southwire's copper UF-B cable is used in applications that include outside lamp posts, pumps and other loads. It can also be used for outbuildings such as garages and barns. UF-B feeds from a distribution point in an existing building. UF-B has a heat capacity of 90°C and is rated at 600-Volt. UL Listed.

8 -Gauge Solid Soft drawn Copper Bare Wire ( By-the-foot )

Southwire   8 -Gauge Solid Soft drawn Copper Bare Wire ( By-the-foot )

Southwire's bare copper is used for residential electrical systems before entering the home, usually at the meter base. It is also used as a residential grounding wire. Solid and stranded bare copper (classes AA and A) are used for overhead transmission and distribution applications. Stranded bare copper (classes B and C) are used for non-insulated hook-ups, jumpers and electrical construction.

250-ft 12 / 2 UF-B Wire W/G ( By-the-roll )

Southwire   250-ft 12 / 2 UF-B Wire W/G ( By-the-roll )

Southwire's copper UF-B cable is used in applications that include outside lamp posts, pumps and other loads. It can also be used for outbuildings such as garages and barns. UF-B feeds from a distribution point in an existing building. UF-B has a heat capacity of 90°C and is rated at 600-Volt. UL Listed.

100-ft 12 / 2 UF-B Wire W/G ( By-the-roll )

Southwire   100-ft 12 / 2 UF-B Wire W/G ( By-the-roll )

Southwire's copper UF-B cable is used in applications that include outside lamp posts, pumps and other loads. It can also be used for outbuildings such as garages and barns. UF-B feeds from a distribution point in an existing building. UF-B has a heat capacity of 90°C and is rated at 600-Volt. UL Listed.

Thermostat Wire for Reliable HVAC Connections


Thermostat wire plays an essential role in ensuring the effective and reliable functioning of your home’s HVAC system. At Lowe’s, we offer premium thermostat wire that delivers optimal performance and efficiency.


Benefits of Thermostat Wire

  • Enhanced Reliability: Thermostat wire offers stable and secure electrical connections for proper thermostat function. 
  • Easy Installation: Flexible and durable thermostat wiring simplifies installation processes for homeowners and professionals.
  • Versatile Compatibility: It’s suitable for various HVAC systems, accommodating both residential and commercial applications.
  • Long-Lasting Durability: High-quality materials resist wear and damage, ensuring long-term dependability.


Key Features of Thermostat Wires

  • Multiple Conductors: They’re available in configurations with different numbers of wires to accommodate specific system requirements.
  • Insulation and Protection: Durable insulation protects wiring from environmental elements and potential damage.
  • Flexible Design: The wire easily bends and routes through walls and tight spaces, simplifying the wiring process.
  • UL Certified: They meet stringent safety standards for quality assurance and safe operation.


How to Choose the Right Thermostat Wire 

  • Match the wire to the number of terminals your thermostat and HVAC system require. 
  • Select the appropriate wire gauge to match the requirements of your HVAC system for optimal performance. 
  • Measure your installation path accurately to choose a wire length sufficient for your needs. 
  • Opt for wires rated for use in specific environmental conditions, such as indoor or outdoor applications.


Maintenance Tips for Thermostat Wiring 

  • Periodically check thermostat wires for wear, damage or loose connections. 
  • Secure wires away from sharp objects and high-traffic areas to prevent accidental damage. 
  • Consider professional inspections annually to ensure wires and connections remain secure and functional.


Ensure reliable and efficient HVAC performance with premium thermostat wires from Lowe’s. Designed for durability and safety, these wires provide dependable connections in both residential and commercial spaces. Explore our full range at Lowe’s to find the right gauge and length for your setup, and enhance your system with thermostats, heating controls and HVAC accessories for a complete, long-lasting solution.