All protection is NOT created equal. Surge Protection Serious Surge Protection Maxivolt's premier line of surge protective devices, the GuardDog® Series, provides the highest degree of protection available today. Dual layers of protection at voltage levels coordinated to specific equipment immunities Dual listings - Listed to both IEC 61643-11 and ANSI/UL 1449 Edition 4 Primary and secondary levels of integral safety fusing SenseTech® communication options available True voltage surge counter option available NEMA® 4X rated enclosure standard 5 Year Repair/Replacement Warranty There is not a more effective way to protect electrical equipment. PROUDLY HANDMADE IN THE USA Engineered Power Quality Solutions © 2016 Maxivolt Corporationhttp://www.maxivolt.com