18 Gauge 5 Conductor Thermostat Wire 150 Feet Brown Solid Copper Low Voltage Cable For HVAC Furnaces Security Systems Video Doorbells Alarms Lighting And Smart Thermostats

Premium Brown 18/5 Thermostat Wire, 150 ft, Solid Copper
✔️ 18/5 gauge, five conductors, brown jacket, CL2/CMR rated

This brown thermostat wire features solid copper conductors encased in a protective outer jacket for low-voltage uses. It's ideal for thermostat connections, HVAC equipment, and security systems across residential, commercial, and light industrial settings.

✅ 18/5 gauge, five conductors
✅ Brown jacket, solid copper conductors
✅ CL2/CMR rated jacket for low voltage
✅ 150 ft length included in pack
✅ Suitable for thermostat, HVAC, security, door chimes, alarms, lighting

💡 What is a low-voltage thermostat wire used for in HVAC and security systems?

Handy for connecting thermostats, sensors, and door devices with neat, organized wiring.

• 18/5 conductor layout supports multiple thermostat connections
• Solid copper cores minimize resistance for reliable signaling
• CL2/CMR rated jacket meets common electrical codes
• Brown jacket helps hide wiring in typical installations

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