About This Product
DiversiTech 6331 – 20-Gauge 2-Conductor Thermostat Wire (40 ft Coil)
Heavy-duty, low-voltage thermostat cable built for HVAC controls, doorbells, and other 24V applications. This rugged 2-conductor wire features solid copper cores that are individually insulated, color-coded, and protected by a tough outer jacket, delivering reliable signal integrity and long-term durability even in demanding mechanical rooms or outdoor runs.
Product Highlights
- 20 AWG solid copper conductors for excellent conductivity and easy termination
- 2-conductor configuration (typically red/white)
- Full 40-foot continuous length – perfect for most residential and light-commercial jobs without splicing
- Thick, flexible PVC insulation and outer jacket resist abrasion, moisture, and temperature extremes
- UL-listed and compliant with thermostat/low-voltage wiring standards
- Made in the USA by DiversiTech (SKU: 6331 / NCO-6331)
Whether you’re wiring a new thermostat, replacing damaged cable, or stocking your truck, this dependable 40 ft coil gives you the reach, strength, and performance pros trust every day.
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