Secop ndi katswiri paukadaulo wapamwamba wa hermetic compressor ndi mayankho ozizira mufiriji yamalonda.Timapanga njira zoziziritsira zoziziritsa kukhosi kwa otsogola padziko lonse lapansi opanga firiji ndipo ndife chisankho choyamba pankhani yotsogola ma compressor a hermetic ndi zowongolera zamagetsi zopangira mafiriji pazamalonda zopepuka komanso zoyendetsedwa ndi DC.Secop ili ndi mbiri yayitali yamapulojekiti opambana kuti atengere mafiriji osapatsa mphamvu komanso obiriwira omwe amakhala ndi mayankho anzeru pama compressor onse ndi zamagetsi zamagetsi.