The Tomzn Surge Protective Device (SPD) 4P AC (TZG40-C) 40KA is a robust solution for protecting electrical systems from voltage surges. Designed for four-pole AC systems, it offers reliable defense against power spikes, ensuring the safety of connected appliances and wiring. With a surge capacity of 40KA, it effectively absorbs excess energy, minimizing the risk of damage during electrical disturbances. Ideal for residential and commercial setups, this SPD enhances the longevity and performance of your electrical infrastructure.