Southwire 250 ft. Brown 18-7 Thermostat Wire-64170444 at The Home Depot
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Model # 64170444

250 ft. Brown 18-7 Thermostat Wire

Southwire 250 ft. Brown 18-7 Thermostat Wire

This item has been discontinued.
The Home Depot no longer carries this specific product.



Model # 64170444

The Southwire Company 250 ft. 18/7 Thermostat Wire is designed to be used in heating and air conditioning bell and alarm system controls. This cable is made of solid copper paralleled conductors that have been covered with a brown PVC jacket. Sunlight resistant from -20 degrees Celsius up to 60 degrees Celsius.

  • UL Listed, RoHS Compliant, greenSpec
  • For indoor and outdoor use
  • Can be used in temperatures up to 140 degrees Fahrenheit
  • 150-volt maximum
  • 2-conductor cable is flat and multi-conductor cables are round
  • 18 and 20-gauge
  • Made with solid copper conductors with 6 mil of PVC insulation
  • Note: Product may vary by store


Allowable Ampacities  not specified  Assembled Depth (in.)  6.50 in 
Assembled Height (in.)  6.38 in  Assembled Width (in.)  6.5 in 
Cable/Wire Type  Thermostat Wire  Conductor Gauge  18 
Conductor Material  Copper  Direct Burial  No 
Electrical Product Type  Thermostat/Bell Wire  Flame Retardant  Yes 
Indoor/Outdoor  Indoor/Outdoor  Manufacturer Warranty  na 
Number of Conductors  Number of Grounds  1.0 
Outer Color  Brown  Packaging  Spool 
Product Length (ft.)  250.0 ft  Stranded or Solid  Solid 
Sunlight / UV Resistant  Yes  Voltage (volts)  150 
Wet Location Use  No  Wire/Cable Length (ft.)  250 



Store Exclusive. This item is available for purchase in select stores only.