18/8 Thermostat Wire (18 AWG, 8 Conductor) | HVAC Control Wire | 500 Ft Roll

High-Performance 18/8 Thermostat Wire for Advanced HVAC Systems

This 18/8 thermostat wire is designed for reliable low-voltage control in HVAC systems requiring multiple connections. Built with eight 18 AWG solid copper conductors, it ensures consistent signal transmission for modern systems including multi-stage heating and cooling, heat pumps, and smart thermostat installations.

With multiple color-coded wires, this cable provides the flexibility needed for more complex HVAC setups.

• Key Features

  • 18 AWG Solid Copper Conductors
    Delivers dependable conductivity and long-term performance
  • 8 Conductor (18/8) Configuration
    Ideal for advanced HVAC systems and expanded control wiring
  • Color-Coded Wires
    Simplifies installation and troubleshooting
  • Durable Outer Jacket
    Helps protect against wear and jobsite conditions
  • Low-Voltage Rated
    Designed for safe use in thermostat and control circuits
  • Part Number: TW-18G250-8

Specifications

• Wire Type: Thermostat / Control Wire
• Gauge: 18 AWG
• Conductors: 8 (18/8)
• Length: 500 ft roll (varies by listing if applicable)
• Material: Copper conductors
• Application: Low-voltage HVAC control wiring

Please verify fitment by part number and specifications before ordering.

Product images are for reference only. Actual product may vary in appearance, configuration, or packaging depending on manufacturer updates. Please refer to model number and specifications for accuracy.