18/3 Thermostat Wire (18 AWG, 3 Conductor) | HVAC Control Wire | 500 Ft Rol

Reliable 18/3 Thermostat Wire for HVAC Control Systems

This 18/3 thermostat wire is designed for dependable low-voltage control in HVAC systems requiring multiple connections. Featuring three 18 AWG solid copper conductors, it provides consistent signal transmission for thermostats, control boards, and system components.

With three color-coded wires, this cable is ideal for basic to mid-level HVAC applications where additional control beyond a 2-wire setup is needed.

• Key Features

  • 18 AWG Solid Copper Conductors
    Ensures reliable conductivity and long-term performance
  • 3 Conductor (18/3) Configuration
    Suitable for systems requiring an additional control wire
  • Color-Coded Wires
    Simplifies installation and identification
  • 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-18G500-3

Specifications

• Wire Type: Thermostat / Control Wire
• Gauge: 18 AWG
• Conductors: 3 (18/3)
• Length: 500 ft roll (varies by listing if applicable)
• Material: Copper conductors
• Application: Low-voltage HVAC control wiring

Common Applications

• Basic Heating & Cooling Systems
• Thermostat Installations
• Furnace & Air Handler Controls
• Simple 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.

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