8/31/2023 0 Comments Thhn wireBoth THNN and THWN have PVC insulation with nylon jackets. THHN and THWN wire are also suitable for use as machine tool, control circuit, or appliance wiring. THHN and THWN wires are single conductor, general-purpose building wires that are also suitable for installation in conduits and raceways. Shop XHHW-2 Wire What are THHN and THWN wires? The XHHW-2 specification has superseded the Type XHHW specification. XHHW-2 building wire has a maximum temperature of 90☌ in dry and wet locations, whereas Type XHHW wire can only be used in temperatures as high as 75☌ in wet locations. The thermoset material used in XHHW-2 wire provides excellent heat and water resistance. "XLPE" stands for "Cross-linked Polyethylene" which represents the Cross-linked Polyethylene that is used as insulation for XHHW-2 wire. "XHHW" is an acronym that stands for "High Heat-Resistant, Water Resistant". It is also often found in power distribution systems in industrial, commercial, and residential buildings. XHHW-2 Wire, also known as XLPE wire is a general-purpose wire that is suitable for applications in conduits, raceways, feeders, and branch circuits. So what are the differences between XHHW-2/XLPE wire and THHN/THWN wire? What is Type XHHW-2/XLPE Wire? They both have a voltage rating of 600V and are both resistant to abrasion, heat, and moisture. Both types of wires share very similar ratings and features. In this article, we take a closer look at the differences between XHHW-2/XLPE General Purpose Wires and THHN/THWN building wires. We hope that these product comparisons can help you decide which wire or cable will work best for your next application. That series, we take a look at similar wire and cable products and define what makes them different.
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