Today we will test the Enermax ETS-T40F-BK tower cooler on OCinside.de. You find countless CPU coolers, at the moment 310 of 675 total listed models have the so called tower design. This makes it hard for the consumer to choose the right one and for the manufacturer to stand out against others. We will check closely if Enermax achieved that with its model ETS-T40F-BK. In this cryptic label the F stand for fit and the BK for black, we will clarify what that means for you later in this review.