Cooler Master UCP-700 700w Power Supply Review @ Club Overclocker Cooler Master has long been a go to company for aftermarket cooling and some of the best cases on the market. Today we will be looking at the latest from Cooler Master's power supply line, the UCP-700. UCP or Ultimate Circuit Protection is targeted at enthusiasts and features an impressive 88% efficiency earning it the first ever awarded 80 PLUS Silver award. Cooler Master has pulled out all the stops to earn your business, let see if their efforts pay off!