At HOLSEM, your safety is our priority. We know profoundly that outstanding safety calls for extreme attention to details and thoughtful plans for all the possible circumstances that may cause safety issues. Our industry-leading development team has taken numerous exams and various procedures to find out safety concerns in other surge protectors, and come up with our Comprehensive Protection Systems covering surge protection, overload protection, static resistance, input and output temperature control, and lightning protection.

Comprehensive Protection Systems have been applied to all of our
power strips, surge protectors, and chargers, offering unrivalled
reassurance to our valued customers.