AhhCaffeine7 years ago+110Does CM mean that it is modular or non-modular?Show in original language (German)Brimstone7 years ago+682 Helpful answerCM stands for Cable Management at be quiet!, i.e. a partial modular power supply unit with fixed standard cables that you need anyway and separate cables that you can connect additionally depending on the components.Show in original language (German)Comment1 comment