SOUTHWIRE Thermostat Wire: 18 AWG Conductor Size, 8 Conductors, 250 ft Overall Lg
The SOUTHWIRE Thermostat Wire (MPN 553080407) is an 18 AWG, 8-conductor, nonplenum-rated CL2 cable with a 150 V rating and 250 ft overall length. 3G Electric interprets your demand for this specific wire, sources it…
SKU 3G-OTH-47896
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Product Description
The SOUTHWIRE Thermostat Wire (MPN 553080407) is an 18 AWG, 8-conductor, nonplenum-rated CL2 cable with a 150 V rating and 250 ft overall length. 3G Electric interprets your demand for this specific wire, sources it from our extensive network across 14 industrial departments, and provides a quoted price with dedicated support. Our specialist depth in controls—including brands like Schneider, ABB, and Siemens—ensures we can also advise on the broader control system this wire integrates into.
Frequently Asked Questions
What is SOUTHWIRE thermostat wire used for?
SOUTHWIRE thermostat wire is used for low-voltage control wiring in HVAC systems, including thermostats, zone valves, and boiler controls. The 18 AWG, 8-conductor, 150 V, CL2-rated cable is suitable for nonplenum residential and commercial installations where fire safety and signal integrity are required.
What are the specifications of SOUTHWIRE thermostat wire 553080407?
The SOUTHWIRE thermostat wire model 553080407 features 18 AWG conductor size, 8 conductors, 250 ft overall length, 150 V voltage rating, and CL2 classification for nonplenum use. It is a solid-copper, PVC-insulated cable designed for low-voltage control applications per NEC Article 725.
Where to buy SOUTHWIRE thermostat wire in worldwide?
SOUTHWIRE thermostat wire is available to order through 3G Electric, a global industrial equipment distributor. We source and deliver this product worldwide, handling full logistics, customs clearance, and delivery to your site. Contact 3G Electric for availability and lead time.
How to install SOUTHWIRE thermostat wire?
Install SOUTHWIRE thermostat wire by routing it through nonplenum spaces, avoiding sharp bends and physical damage. Strip insulation carefully to avoid nicking conductors, and terminate at thermostat and HVAC equipment per manufacturer instructions. Use appropriate connectors and ensure voltage does not exceed 150 V. Follow local electrical codes.
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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.















