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THHN
- VFD vs. THHN: Is VFD Cable A Necessity For Variable Frequency Drives?
- THHN vs. Speaker Cable: Can I Use THHN in Speakers
- A Comprehensive List of Building Wire In The Housing Market in 2022
- How Are Custom Flex THHN THWN Cables Used in Data Center Wiring?
- THHN Wire vs. Romex: The Key To Successful Home Wiring
- THHN vs. TFFN: Everything That You Need To Know About Thermoplastic Building Wires
- Burying Cables Underground and In Conduit: Three Burning Questions
- Best Type of Wire for House Wiring
- MTW vs. THHN: When Is It Better to Choose One Over The Other?
- Choosing the building wire between THHN and XHHW
- URD and Aluminum Cables
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THHN

THHN/ THWN-2 wire is the market's most popular type of building wire. The cable is available in copper in aluminum, though copper is a more popular variety. It is a one-conductor copper wire, thermoplastic insulation, and nylon jacket for service cable trays, electrical feeders, and branch circuits. The cable is most commonly used in conduit.
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