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THHN copper conductors are primarily used in conduit and cable trays for services, feeders and branch circuits in commercial or industrial applications as specified in the National Electrical Code.
- THHN multi-purpose building wire
- Thermoplastic high heat resistant
- Oil and gasoline resistant
- THWN - wet locations not to exceed 75° C or dry locations not to exceed 90° C or locations not to exceed 75° C when exposed to oil
