28L Ultra Low Temperature Storage Box Laboratory Refrigerator Freezer -40℃ to -86℃ 110V for Biological Samples Seafood Dry Ice

This freezer is suitable for ultra-low temperature storage of biological samples in universities, research institutions, and biotechnology fields. It can also be used for low-temperature testing or processing of materials and components in various industries. Autocasecade refrigeration system, mixed CFC free refrigerants. Superior performance(strong refrigeration, fast cooling and lower temperature), high efficiency and energy saving, the freezer can operate without problem even at +43℃ of ambient tmperature. Electronic temperature controller provides digital temperature display, hi/lo temperature alarm and sensor fault alarm. For optimal performance, clean the condenser every three months to maintain efficient cooling and prolong the lifespan of the freezer.