Differences Between THHN and THWN Cable
What is THHN Cable
THHN is a code for thermoplastic high heat resistant nylon coated wire which is allowed for use in dry to damp location and rated for a maximum temperature of 90ºC (194ºF).
What is THWN Cable
THWN is a code for thermoplastic heat and water resistant which is suitable for use in both dry and wet locations with a maximum temperature rating of 75ºC (167ºF).
THWN-2 Cable
The THWN wire we carry is actually coded THWN-2 indicating its rated 90 degrees for both wet or dry locations which is even better.
Buying Dual Rated THHN/THWN-2
All of our wire here at Wire And Cable Your Way is dual rated THHN/THWN-2 which contains all of the above ratings and properties. This dual rated THHN/THWN-2 will be printed on the jacket of each wire.
View our THHN/THWN-2 category to learn more.
Call 855-880-8010 if we can answer any questions!
Thanks for stopping by!
Your Pal!
Willie
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