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The Southwire 555020523 is a thermostat wire designed for class 2 power-limited circuit applications. This 18 AWG, 2-conductor solid copper wire is suitable for thermostat control systems, including those requiring installation from floor to floor or up access shafts without conduit. It features a 300V voltage rating and a CL2P plenum rating, ensuring compliance with fire safety standards for air-circulation spaces.
Designed for thermostat control applications, this CL2P plenum-rated wire is suitable for installation in air-circulation spaces without conduit.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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