In Win was founded in 1985 as a computer chassis company. Through the years, In Win has grown into other markets. Just recently, In Win has brought two rather beasty power supplies to market- the ‘Commander Series.’ We will be testing the ability of the smaller of the two, which is rated at 1200w. The larger unit is a whopping 1500W behemoth, at a level which can strain some house electrical systems. Don’t EVEN bother trying to run a toaster or a hairdryer on the same circuit….