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Wednesday, January 13, 2021
Question:
Dear Code Question of the Day,
This is a really informative NEC forum. Our surge protective devices required to be listed?
Anthony Bingham
A
Answer:
Greetings Anthony,
Thanks for the question and the comments. Yes, surge protective devices (SPDs) are required to be listed. S Section 242.8 (2020 NEC) and 285.6 (2017 NEC) The are no exceptions to this requirement.