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THHN - 600 Volt

THHN building wire is rated for up to 600V. It is suitable for use in dry locations with temperatures under 90°C (194°F), or wet and oil/coolant applications when temperatures are under 75°C (167°F). Available with a stranded or solid conductor.

If you want a comprehensive comparison between THHN and other wire types, view the Hook-Up Wire Data Chart on the Hook‑Up Wire tab of our Resources page.