MDF-U443-PE Biomedical -40°C Plasma Freezer

The ideal freezing environment for the preservation of fresh frozen plasma

The MDF-U443-PE Biomedical -40°C Plasma Freezer offers outstanding reliability and performance required in a wide variety of storage and research applications. In the medical field, they provide effective storage of life-saving fresh and frozen blood supplies and vaccines, as well as samples for diagnosis. In the biotechnology field, they provide effective storage of enzymes for genetic research, as well as culture media, reagents and samples for testing. In the industrial field, they are ideal for aging and temperature tests on electronic components, precision devices, and compound resins.

The MDF-U443-PE Biomedical -40°C Plasma Freezer is certified as a Class IIa Medical Device for the storage of cells, DNA and Fresh Frozen Plasma.

As a storage environment with excellent safety features, easy operability, and a host of other features, this particular freezer offer unsurpassed reliability and functionality for short or intermediate term storage at temperatures as low as -40°C. 


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  • Single electrical box makes servicing simpler.
  • After a power outage, operation resumes at pre-outage settings (non-volatile memory for temperature and alarm temperature settings)
  • HFC refrigerant (non-CFC, non-HCFC refrigerant) is environment-friendly but offers superb performance.
  • Pre-coated metal body causes less environmental damage than conventional paint coating.
  • Balance hinge door stops at any angle from 35° to 90° for convenience and safety.
  • Front-mounted display/control panel (with new microprocessor)
  • Memory backup
  • Temperature display
  • Front access calibration for 7-day temperature recorder
  • The control panel, alarm system and non-volatile memory are the same for all three models in the series.
  • The chamber temperature is displayed for five seconds if buzzer key is depressed during power failure alarm.
  • Control panel can be reset to zero for validation
  • Two access ports (right-hand side and bottom left)
  • Four casters and two adjustable feet
  • Recording Features (Optional)
  • Alarm & Recording System
  • High/low temperature alarm (±5°C to ±15°C, adjustable)
  • Power failure
  • Remote alarm contact
  • Self diagnostics (“E” messages shown in red figures)
  • Breaker switch turns power off in event of over current abnormality.

Product Specification

External dimensions (W x D x H)800 x 832 x 1810 mm
Internal dimensions (W x D x H)640 x 615 x 1090 mm
Volume426 litres
Net weight (approx)213 kg
Cooling performance-40 °C
- at ambient temperature35 °C
Temperature setting range -15 ~ -44 °C
Temperature control range -15 ~ -40 °C
Temperature sensorThermistor
RefrigerationCascade +
Cooling methodForced air circulation
Insulation materialPUF
Insulation thickness80
Power failure V-B-R
High temperature V-B-R
Low temperature V-B-R
Filter V-B
Lid / door open V-B
Exterior materialPainted steel
Interior materialStainless steel
Outer door/lid 
Inner door/lid 
Outer door/lid lockYes
Containers / baskets 
Max. load - per shelf/basket/drawer50
Max. load -total200
Access port 
Interior fluorecent lamp 
Casters4 (2 leveling feet)
Electrical and Noise Level 
Power supply230V 50Hz Single phase
Noise level51 dB
Storage systems 
Temperature recorders 
- Circular type (recorder housing) 
- Continuous strip type (recorder housing)MTR-85H or MTR-4015LH
RS485 Interface Module MTR-480


Temperature recorders 
- Circular type MTR-85H-PW
(-100C to +40C)(-100C to + 50C)
- Chart paperRP-G85-PW
- Ink penDF-38FP-PW
- Continuous strip type MTR-4015LH-PE
(-40C to +14C) 
>Instruction Manual MDF-U443-PE
>Biomedical freezers brochure

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