MDF-U443 Biomedical -40°C Plasma Freezers

MDF-U443 Biomedical -40°C Plasma Freezer

The ideal freezing environment for the preservation of fresh frozen plasma

The MDF-U443 Biomedical -40°C Plasma Freezer offers outstanding reliability and performance required in a wide variety of storage and research applications.

In the medical field, it provides effective storage of life-saving fresh and frozen blood supplies and vaccines, as well as samples for diagnosis.
In the biotechnology field, it enables safe storage of enzymes for genetic research, culture media, reagents, and test samples.
In the industrial field, it is ideal for aging and temperature testing of electronic components, precision devices, and compound resins.

Certified as a Class IIa Medical Device for the storage of cells, DNA, and Fresh Frozen Plasma.

This freezer ensures exceptional safety, user-friendly operation, and superior reliability for short- to intermediate-term storage at temperatures as low as -40°C.

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Benefits

• Single electrical box for simplified servicing
• Automatic recovery to pre-outage settings after power failure (non-volatile memory)
• Environmentally friendly HFC refrigerant (non-CFC, non-HCFC)
• Pre-coated metal body reduces environmental impact
• Balance hinge door stays open at any angle from 35° to 90°

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Features

• Front-mounted display/control panel with microprocessor
• Memory backup and temperature display
• Front access calibration for 7-day temperature recorder
• Unified control panel, alarm system, and memory across the series
• Chamber temperature display during power failure alarm
• Resettable control panel for validation
• Two access ports (right-hand side and bottom left)
• Four casters and two adjustable feet
• Optional recording features
• Alarm & recording system with multiple alerts:
  • High/low temperature alarm (±5°C to ±15°C adjustable)
  • Power failure alert
  • Remote alarm contact
  • Self diagnostics (“E” messages shown in red)
  • Breaker switch for overcurrent protection

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Performance

Performance Graph Summary (OCR Text Extracted)

• Title: MDF-U443
• Condition: Central air temp. in cabinet / Ambient temp. 35°C, No-load
• Y-axis: Temperature (°C): +40, +20, 0, -20, -40, -60
• X-axis: Time (Hr): 1–7
• Legend:
  • Pull-down characteristics
  • Pull-up characteristics during power failure

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Specifications

항목	사양
External Dimensions (W × D × H)	800 × 832 × 1810 mm
Internal Dimensions (W × D × H)	640 × 615 × 1090 mm
Volume	426 L
Net Weight	213 kg
Cooling Performance	-40°C
Temperature Setting Range	-18 to -44°C
Temperature Control Range	-20 to -40°C
Controller	Microprocessor
Display	LED
Temperature Sensor	Thermistor
Refrigeration System	Forced air circulation
Compressors	H: 400 / L: 750 W
Refrigerant	HFC and HFO combined
Insulation Material	PUF
Insulation Thickness	80 mm
Exterior Material	Painted Steel
Interior Material	Stainless Steel
Outer Door Lock	Yes
Max. Load per Shelf	50 kg
Max. Total Load	200 kg
Access Port Position	Left
Access Port Diameter	40 mm
Casters	4 (2 leveling feet)
Power Failure Alarm	V-B-R
High Temperature Alarm	V-B-R
Low Temperature Alarm	V-B-R
Filter Alarm	V-B
Door Open Alarm	V-B
Power Supply	Local
Frequency	Local
Noise Level	51 dB(A)

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Accessories

항목	모델명 / 사양
Circular Temperature Recorder	MTR-85H-PW (-100°C to +50°C)
Chart Paper	RP-G85-PW
Ink Pen	DF-38FP-PW
Continuous Strip Recorder	MTR-4015LH-PE (-40°C to +14°C)

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Dimensions (OCR Extracted)

구분	치수 (mm)
전체 높이	1810
본체 높이	1400
하부 높이	410
내부 높이	1090
본체 폭	856
내부 폭	832
내부 유효 폭	615
좌측 여유	105
우측 여유	24
측면 두께	30
깊이	800
내부 깊이	640

단위: mm

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제품 이미지