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Are QO (B) breakers Marine UL listed?

Published date: 02 June 2020

Issue:
Are QO Breakers Marine Labeled?

Product Line:
Breakers

Environment:
QO Breakers

Resolution:
Type QO(B) 10-30 amp circuit breakers comply with the Marine Rating requirements in the UL 489 standard. However, they are not UL Marine labeled.

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