KitGuru tried the Cooler Master V Series 550W PSU
A quote from the article:
Cooler Master are set to release three new power supplies in October and today we look at the entry level capacity model - the V550. This compact 550 watt supply is a pure modular unit featuring 80 Plus Gold certification and thanks to the incorporation of a Silencio FP fan, noise levels are said to be very low indeed.Cooler Master V Series 550W PSU Review @ KitGuru