Most of us have a basic idea of what power surge means. We know it is something that affects the electric power we receive and that it can cause serious damage to industrial equipment, computers, and sensitive electronics. To offer a simple definition, a power surge is a fluctuation of the voltage coming in through power lines that can drastically increase the voltage received, causing a temporary overcurrent of the electrical supply. In this Slideshare you will gain a better understanding of what a power surge is, what may cause a power surge, and why using Mersen surge protection devices to protect your equipment is an easy and cost-effective solution that will save you money and downtime.