pre fab pc case power supplies and csa ul fcc stuff what kind of csa ul fcc approval do mail order pc computer cases and power supplies have can i assume that the certification process for small scale custom hardware ie digital analog circuitry is reduced or even eliminated if i use such a case and certified power supply also assuming that i use a certified power supply have i satisfied the requirements of csa ul approval and possibly fcc approval as well do mail order pc cases satisfy fcc certification is fcc certification even necessary for scientific non commercial non residential use
