The Powerware POD protects your precious Computer System, Home Entertainment System and other valuable electronic equipment from surges, spikes and noise cause by lightning and other power disturbances. Its series power filter provides superior protection against surges and spikes, with the additional benefit of protecting against line noise that may affect sensitive equipment. With a surge rating of 60kA, the POD out-performs and out lasts many other products that provide shunt-only protection. The POD not only protects your power circuits, but also protects against "back door" surges that can enter your systems telephone lines, aerials or network cables.