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SOUTHWIRE Plenum-Rated Thermostat Wire, 8 Conductors, 250 ft, 300 V, CL2P - Plenum-Rated Thermostat Wires
SOUTHWIREPlenum-Rated Thermostat Wires

SOUTHWIRE Plenum-Rated Thermostat Wire, 8 Conductors, 250 ft, 300 V, CL2P

The SOUTHWIRE Thermostat Wire (MPN 555080423) is a CL2P plenum-rated cable with 18 AWG conductors, 8 conductors, 300 V rating, and 250 ft overall length. 3G Electric interprets your demand for this specific wire…

SKU 3G-OTH-48627

Brand
SOUTHWIRE
Item
Plenum-Rated Thermostat Wire, 8 Conductors, 250 ft, 300 V, CL2P
Category
Plenum-Rated Thermostat Wires
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

SOUTHWIRE
Manufacturer Part Number
555080423
Type
CL2P
Overall Lg
250 ft
Volt
300 V
Conductors
8

Technical Documents

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SOUTHWIRE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SOUTHWIRE Thermostat Wire (MPN 555080423) is a CL2P plenum-rated cable with 18 AWG conductors, 8 conductors, 300 V rating, and 250 ft overall length. 3G Electric interprets your demand for this specific wire, sources it from our global supply network, and provides a firm quote with dedicated support across 14 industrial departments — with specialist depth in combustion, pumps, and controls as an authorised distributor.

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 boilers. The CL2P plenum rating makes it suitable for installation in air-handling spaces without conduit, meeting fire-safety codes for commercial and residential buildings.

What are the specifications of Southwire thermostat wire 555080423?

This Southwire thermostat wire has 18 AWG conductor size, 8 conductors, 250 ft overall length, and a 300 V voltage rating. It is CL2P plenum-rated for use in air-handling spaces. The manufacturer part number is 555080423, and it is designed for low-voltage HVAC control applications.

Where to buy Southwire thermostat wire in 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; we supply genuine Southwire products for HVAC installations.

How to install Southwire thermostat wire?

Install Southwire thermostat wire by routing it from the HVAC equipment to the thermostat location, avoiding sharp bends and physical damage. Use appropriate connectors and ensure the 300 V rating is not exceeded. For plenum-rated CL2P wire, it can be run in air-handling spaces without conduit per local codes.

Used in

Common applications for SOUTHWIRE
Commercial construction — Southwire THHN/THWN-2 building wire (750 kcmil) for feeder circuits in conduit systems
Industrial maintenance — Southwire 8 AWG THHN/THWN-2 for motor branch circuits in wet locations
Outdoor job sites — Southwire 50 ft extension cord (12/3 SJTW, L5-20P) for powering 20 A equipment
Fixture wiring — Southwire 18 AWG TFFN wire for control panels and lighting fixtures in dry environments
Temporary power distribution — Southwire 25 ft extension cord (14/3 SJTW) for portable tools on construction sites
Workshop lighting — Southwire AL60CSW LED work light for high-bay illumination in maintenance bays

SOUTHWIRE Products

3G Electric supplies SOUTHWIRE plenum-rated thermostat wires. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
This 8-conductor, 18 AWG thermostat wire is rated 150 V and CL2 for nonplenum installations. It is used for low-voltage control wiring in HVAC systems, such as connecting thermostats, zone valves, and boiler controls. The 250 ft length supports residential and commercial wiring runs
SOUTHWIRE
This 8-conductor, 18 AWG thermostat wire is rated 150 V and CL2 for nonplenum installations. It is used for low-voltage control wiring in HVAC systems, such as connecting thermostats, zone valves, and boiler controls. The 250 ft length supports residential and commercial wiring runs
CL2-rated thermostat wire for low-voltage control circuits in nonplenum spaces. Four 22 AWG conductors, 150 V rating, 250 ft length. Suitable for connecting thermostats to HVAC equipment such as furnaces, air conditioners, and heat pumps in residential and light commercial systems
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CL2-rated thermostat wire for low-voltage control circuits in nonplenum spaces. Four 22 AWG conductors, 150 V rating, 250 ft length. Suitable for connecting thermostats to HVAC equipment such as furnaces, air conditioners, and heat pumps in residential and light commercial systems
Nonplenum-rated thermostat wire with 5 conductors of 18 AWG, rated 150 V and 250 ft length. CL2 classification suitable for low-voltage control wiring in HVAC systems, including thermostats and zone valves, for non-plenum installations
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Nonplenum-rated thermostat wire with 5 conductors of 18 AWG, rated 150 V and 250 ft length. CL2 classification suitable for low-voltage control wiring in HVAC systems, including thermostats and zone valves, for non-plenum installations
CL2-rated thermostat wire for low-voltage control circuits in HVAC systems. 8 conductors, 150 V, 250 ft length. Suitable for nonplenum residential and commercial installations
SOUTHWIRE
CL2-rated thermostat wire for low-voltage control circuits in HVAC systems. 8 conductors, 150 V, 250 ft length. Suitable for nonplenum residential and commercial installations
This 3-conductor thermostat wire is rated for 150 V and classified CL2/CM for use in nonplenum spaces. With an 18 AWG conductor size and 50 ft length, it is suited for low-voltage control circuits in HVAC systems, including connections to thermostats, zone valves, and boiler controls
SOUTHWIRE
This 3-conductor thermostat wire is rated for 150 V and classified CL2/CM for use in nonplenum spaces. With an 18 AWG conductor size and 50 ft length, it is suited for low-voltage control circuits in HVAC systems, including connections to thermostats, zone valves, and boiler controls
This nonplenum-rated thermostat wire features 8 conductors with 18 AWG size, rated for 150 V and CL2 classification. The 250 ft length supports wiring for HVAC thermostats, zone valves, and boiler controls in residential and light commercial installations
SOUTHWIRE
This nonplenum-rated thermostat wire features 8 conductors with 18 AWG size, rated for 150 V and CL2 classification. The 250 ft length supports wiring for HVAC thermostats, zone valves, and boiler controls in residential and light commercial installations

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This 4-conductor thermostat wire is rated for 300 V and features a CL2P plenum rating, making it suitable for use in air-handling spaces where fire safety is required. The 250 ft length supports installation in HVAC control circuits for connecting thermostats to heating, cooling, and ventilation equipment
SOUTHWIRE
This 4-conductor thermostat wire is rated for 300 V and features a CL2P plenum rating, making it suitable for use in air-handling spaces where fire safety is required. The 250 ft length supports installation in HVAC control circuits for connecting thermostats to heating, cooling, and ventilation equipment
CL2P plenum-rated thermostat wire for low-voltage HVAC control wiring. 3 conductors, 18 AWG, 500 ft length, 300 V rating. Suitable for installation in air-handling spaces without conduit per fire-safety codes
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CL2P plenum-rated thermostat wire for low-voltage HVAC control wiring. 3 conductors, 18 AWG, 500 ft length, 300 V rating. Suitable for installation in air-handling spaces without conduit per fire-safety codes
CL2P plenum-rated thermostat wire for low-voltage HVAC control wiring. 2 conductors, 300 V rating, 500 ft length. Suitable for installation in air-handling spaces such as drop ceilings where fire safety and low smoke emission are required
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CL2P plenum-rated thermostat wire for low-voltage HVAC control wiring. 2 conductors, 300 V rating, 500 ft length. Suitable for installation in air-handling spaces such as drop ceilings where fire safety and low smoke emission are required
CL2P plenum-rated thermostat wire with 6 conductors, 300 V rating, and 250 ft length. Suitable for low-voltage control wiring in HVAC systems, including thermostats and zone valves, where fire safety is required for installation in air-handling spaces
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CL2P plenum-rated thermostat wire with 6 conductors, 300 V rating, and 250 ft length. Suitable for low-voltage control wiring in HVAC systems, including thermostats and zone valves, where fire safety is required for installation in air-handling spaces