SOUTHWIRE Thermostat Wire: 18 AWG Conductor Size, 7 Conductors, 250 ft Overall Lg
The SOUTHWIRE 553075407 is a nonplenum-rated thermostat wire with 18 AWG conductor size, 7 conductors, 250 ft overall length, and 150 V rating. 3G Electric interprets this demand and delivers genuine industrial…
SKU 3G-OTH-48415
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Product Description
The SOUTHWIRE 553075407 is a nonplenum-rated thermostat wire with 18 AWG conductor size, 7 conductors, 250 ft overall length, and 150 V rating. 3G Electric interprets this demand and delivers genuine industrial equipment across 14 departments—and far more—with specialist depth in combustion, pumps, and controls as an authorized distributor for brands like Schneider, ABB, Siemens, SKF, Festo, Fluke, Interpump, and FBR.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is Southwire thermostat wire used for?
Southwire thermostat wire is used for low-voltage control wiring in HVAC systems, connecting thermostats to heating, cooling, and ventilation equipment. It is suitable for nonplenum residential and commercial installations where 150 V or less is required.
What are the specifications of Southwire 18 AWG thermostat wire?
This Southwire thermostat wire has 18 AWG conductor size, 7 conductors, 150 V voltage rating, and 250 ft overall length. The MPN is 553075407. It is nonplenum-rated, meaning it is designed for use in spaces not used for air circulation.
Where to buy Southwire thermostat wire worldwide?
You can source Southwire thermostat wire worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this MPN 553075407.
How to install Southwire thermostat wire?
To install Southwire thermostat wire, route the cable from the thermostat to the HVAC equipment, ensuring it is not exposed to sharp edges or excessive heat. Strip the outer jacket carefully, connect each conductor to the corresponding terminal, and secure the wire with staples or cable ties per local codes.
Used in
Common applications for SOUTHWIRESOUTHWIRE Products
3G Electric supplies SOUTHWIRE nonplenum-rated thermostat wires. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















