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This product is specially designed and manufactured for long term storage of various biological product,including viruses, germs. erythrocytes, leucocytes and cutis. Applications can be found in blood banks, hospitals, epidemic prevention services, and research institutes, laboratories in electronic and chemical plants. bio-logical engineering institutes and marine fishery companies.

Key Features of Ultra Low Temp Freezers:


Filed proven reliability

  • Unique insulated inner door design for four separate storage compartments to minimize frost buildup inside the chamber.
  • Specialized control system design for a well-balanced operation of cascade refrigeration system.
  • Positive filed proven reliability record.



  • Malfunction alarms including high and low temperature, power failure, sensor error, clean-filter, and extremely high ambient.
  • Capable of producing two types of alarm outputs: audible buzzer and visible flashing light.
  • Door open feature standard and USB port for temperature date downloading standard on upright models.
  • Remote alarm contacts.


Installation and Application

  • Wide rage operating voltage system from 185V to 260v designed to allow units installed in areas with poor voltage condition
  • Suitable for 10°C to 32°C ambient temperature


Energy saving

  • Unique door seal design for the minimum loss of cold temperature during a door opening.
  • High performance VIP insulation panels to minimize cabinet heat gain and to improve temperature stability.


Key design features:

  • Microprocessor-controlled system designed for controlled rage of -40°C to -86°C for cabinet space with 1°C increment
  • Settable high temperature and low temperature alarms.
  • Automatic clean-filter alarm and sensor error alert.
  • Adjustable storage shelf height
  • Optional temperature recorder. storage racks and storage box


Technical Specifications

Model No. MDF-86H105
Specifications Self/drawer QTY
Cooling Direct Cooling
Defrost Manual
Refrigerant Mixed Gas
Power Consumption (kWh/24h) 3.8
Noise (db) 50
Ambient temperature (C) 10 ~ 32
Temperature range (C) -40 ~ -86
Cooling System Compressor Brand/QTY CUBIGEL/1
Sensor PTC
Temperature Controller Microprocessor
Display Digital Display
Power Voltage/Frequency (V/Hz) 220/50Hz
Power (W) 455W
Current (A) 2.2
Material Inside Material Stainless Steel
Outside Material Color Sprayed Steel
Insulation PUF
Size Capacity (L/cu.ft) 105/3.70
Net/Gross Weight (Kg) 42/45
Exterior Size (WxDxH) (mm) 680 x 580 x 935
Interior Size (WxDxH) (mm) 480 x 380 x 665
Package Size (WxDxH) (mm) 770 x 705 x 1090
Frozen Racks Racks 4(11×1.6×1)
Boxes (2 Inches) 34
Samples (2ml) 3400
Alarm High/Low Temperature Y
Power Failure
Abnormal Voltage
Sensor Error Y
Filter Screen Check
Thermostate Failure Y
Low Battery
Condenser Clean
High Ambient Temperature
Door Ajar
Castor Y
Inside Door
Test Hole QTY/Diameter 1/25MM
USB Port
Chart Recorder Optional
Data Logger Optional
Power Failure Backup System (Alarm)
Remote Alarm Port
CO2 Backup System Optional
LN2 Backup System Optional
Certifications ISO, CE

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Trufrost Biomedical