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I don't know about the too much voltage cut off... However it is UL certified, otherwise I wouldn't have bought one myself.
Sorry, there was a problem. Please try again later.they both offer protection, but in different ways. Surge protection protects from a surge of volts, whereas a circuit breaker protects from an overload of amps. Rudson S.| Insignia Support. https://www.insigniaproducts.com/contact-us
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