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Do the hard wired surge arresters meet the OWHX requirements?

Yes, this listing covers surge arresters intended to afford protection against surge related damage to secondary distribution wiring systems and/or to equipment connected thereto. Includes one of the following names, Surge Arrester, Secondary Surge Arrester, Secondary MOV Surge Arrester, Secondary Metal-Oxide Surge Arrester, Secondary Valve Type Arrester.
OWHX is UL`s designator code for all Secondary Surge Arrester products. There is another code, XUHT, for all TVSS products. The SDSA products are both listed under UL`s Secondary Surge Arrester standard aka OWHX. These designator codes are not referenced on product labels or literature but is referenced on all of our UL listing documents.

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