This Lennox 21P64 thermostat cable is a direct-fit Honeywell Genesis 47130307 replacement designed for reliable low-voltage HVAC control wiring. Constructed with 18/5 AWG solid copper conductors, this CL2-rated cable provides durable performance for thermostat installations, air handlers, furnaces, heat pumps, and other control applications. The brown jacket offers excellent resistance to abrasion and everyday wear, making it suitable for residential and commercial environments.

The 250 ft reel gives you ample length for multiple runs or larger installs without the need for frequent reordering. Solid copper conductors ensure stable and consistent signal transmission, minimizing noise and interference between thermostat and equipment. CL2 rating means this cable meets NEC standards for in-wall installation in low-voltage applications.

This cable is ideal for HVAC technicians, electricians, and DIY professionals who need a dependable thermostat wiring solution that matches OEM specifications. Whether you’re replacing existing thermostat wire or installing new control wiring, this cable combines quality copper conductors with flexible handling and a robust jacket.

 

Key Features:

• OEM Replacement for Lennox 21P64 and Honeywell Genesis 47130307
• 18/5 AWG solid copper conductors for optimal signal integrity
• CL2 rated for in-wall low-voltage installation
• 250 ft continuous reel for extended runs
• Brown PVC jacket resists abrasion and everyday wear

 

Specifications:

• Part Number: 21P64 / 47130307
• Conductor Type: Solid Copper
• Gauge: 18 AWG
• Conductors: 5 (18/5)
• Jacket Color: Brown
• Rating: CL2 (Low Voltage)
• Length: 250 Feet
• Applications: Thermostat wiring, HVAC controls

 

Typical Applications:

• Thermostat to furnace/air handler wiring
• Heat pump control wiring
• Zone control panel wiring
• Replacement or new HVAC system installations