During the past few months FSP have released many new retail products and replaced many of their existing series with newer, upgraded versions. Today we are going to have a look at the Epsilon 600W PSU, a quality mainstream product. The Epsilon series was released well over a year ago, but according to their specifications they still can easily compete in today's market. The 600W unit is based on a recent design and it is an 80 Plus approved PSU.