SOUTHWIRE Thermostat Wire: 22 AWG Conductor Size, 5 Conductors, 250 ft Overall Lg
SOUTHWIRE Nonplenum-Rated Thermostat Wire (MPN 550050407) is a 22 AWG conductor-size cable with 5 conductors, rated for 150 V and supplied in a 250 ft overall length. 3G Electric interprets your demand for this…
SKU 3G-OTH-48130
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Product Description
SOUTHWIRE Nonplenum-Rated Thermostat Wire (MPN 550050407) is a 22 AWG conductor-size cable with 5 conductors, rated for 150 V and supplied in a 250 ft overall length. 3G Electric interprets your demand for this specific wire and delivers it with accountable sourcing and specialist support across 14 industrial departments — including combustion, pumps, and controls — backed by authorized distribution for brands such as Schneider, ABB, Siemens, SKF, Festo, Fluke, Interpump, and FBR.
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 and cooling equipment. It is suitable for nonplenum residential and commercial installations where 150 V or less is required.
What are the specifications of Southwire thermostat wire 550050407?
This Southwire thermostat wire has 22 AWG conductor size, 5 conductors, 250 ft overall length, and a 150 V voltage rating. It is nonplenum-rated and comes with manufacturer part number 550050407.
Where to buy Southwire thermostat wire worldwide?
You can source Southwire thermostat wire worldwide through 3G Electric. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this 22 AWG, 5-conductor, 250 ft wire.
How to install Southwire thermostat wire?
To install Southwire thermostat wire, route it from the thermostat to the HVAC equipment, ensuring it is not run in plenum spaces. Strip the outer jacket, connect each conductor to the corresponding terminal, and secure the wire with staples or cable ties. Follow local electrical 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.















