SOUTHWIRE Thermostat Wire: 20 AWG Conductor Size, 4 Conductors, 250 ft Overall Lg
The SOUTHWIRE Thermostat Wire (MPN 552040407) is a nonplenum-rated CL2 cable with 20 AWG conductor size, 4 conductors, 150 V voltage rating, and 250 ft overall length. 3G Electric interprets your demand for this…
SKU 3G-OTH-47337
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Product Description
The SOUTHWIRE Thermostat Wire (MPN 552040407) is a nonplenum-rated CL2 cable with 20 AWG conductor size, 4 conductors, 150 V voltage rating, and 250 ft overall length. 3G Electric interprets your demand for this specific wire, sources it from our global supply network, and delivers it with specialist support across 14 industrial departments — including combustion, pumps, and controls — where our authorised-distributor depth ensures the right answer for your application.
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 CL2 rating is required.
What are the specifications of SOUTHWIRE 552040407 thermostat wire?
The SOUTHWIRE 552040407 thermostat wire has 20 AWG conductor size, 4 conductors, 250 ft overall length, and 150 V voltage rating. It is CL2 rated for nonplenum use. The manufacturer part number is 552040407.
Where to buy SOUTHWIRE thermostat wire in worldwide?
You can source SOUTHWIRE thermostat wire through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time on this item.
How to install SOUTHWIRE thermostat wire?
Install SOUTHWIRE thermostat wire by routing it from the thermostat to the HVAC equipment, ensuring it is not run in plenums due to its CL2 rating. Use proper strain relief and avoid sharp bends. Follow local electrical codes for low-voltage wiring.
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.















