The model LF11 upright lab freezer is available in factory settings of –20ºC, -30ºC, and –40ºC. This 11-cubic-foot, 312-liter frost-free freezer for clinical, use has a stainless steel interior and exterior. Its compact size provides maximum storage capacity when floor space is limited. Its refrigeration system features a thermostatic expansion valve for more cooling power, uniform cabinet temperature, and rapid temperature recovery. The recirculating air fan shuts off automatically when the door is opened. Jewett Keyword: refrigeration