Mafiriji osungira magaziayenera kukhala ndi kompresa wapadera ndi microprocessor wanzeru kulamulira kutentha zogwirizana, ndi kupereka kusinthasintha mphamvu yosungirako, amene angatsimikizire chikhalidwe changwiro kukwaniritsa okhwima kusunga ndi kusunga zofunika magazi m'zipatala, malo banki magazi, ndi ma laboratories.Firiji yamagazindi chida chofunika kwambiri chosungira magazi kuti athandizidwe ndi mankhwala komanso kufufuza.Kutentha kolondola kwa mafiriji a magazi kumayendetsedwa ndi microprocessor mumitundu yosiyanasiyana ya 2 ° C ndi 6 ° C, ndipo imayang'aniridwa ndi sensa ya thermistor kuti iwonetsetse kuti magazi onse omwe mumasunga nthawi zonse amakhala pa kutentha kosasinthasintha komanso m'mikhalidwe yabwino.Ku Nenwell, mutha kupeza mafiriji athu osungira magazi ndi zinamafiriji azachipatalabwerani ndi zinthu zonse zomwe tazitchula pamwambapa, kuwonjezera apo, onsewo amakhala ndi zotsekemera zogwira ntchito kwambiri m'thupi la nduna ndi chitseko chagalasi chosanjikiza kawiri kuti zinthu zamkati zisachitike chifukwa cha kutentha kwakunja, zitha kuthandiza kwambiri kusunga ndi kusunga. zitsanzo za magazi zosungidwa bwino kwa nthawi yayitali.