Description
This 18/4 Thermostat Wire offers 18-gauge solid copper conductors in a 4-conductor configuration on a 250 ft spool, packed 4 spools per case. The additional conductors support common heat/cool control schemes, and the color-coded insulation makes connections fast and error-free. Ideal for wiring thermostats to furnaces, air handlers, and condensers in residential and light commercial systems.
Additional information
| Weight | 22 lbs |
|---|---|
| Dimensions | 12 × 12 × 9 in |
| Case Pack | 1 |
| mpn | TSW184 |
| gtin | TSW184 |
18/4 Thermostat Wire — 250 ft Spool (4 Spools/Case)
$105.98
18-gauge 4-conductor thermostat wire on a 250 ft spool, sold by the case of 4 — for low-voltage HVAC control circuits.
We provide a comprehensive 2-year warranty covering manufacturing defects and material failures.
Every blade undergoes rigorous quality control to ensure long-lasting performance and structural integrity.
Worldwide tracked delivery. Dispatched within 24 hours of order confirmation.
Not satisfied? Return any item within 30 days for a full refund, no questions asked.
Full technical details and material specifications are listed below.
The following collection features premium tools engineered from aerospace-grade titanium and high-tenacity Cordura to ensure peak mechanical performance and unwavering reliability in your daily professional carry.

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