Ultra-Low Freezer U401

Ultra-Low Freezer with 454 L | 16.03 cu ft storage capacity

  • Set Temperature: - 82°C
  • Climate class (ambient temperature range): +10°C to +43°C
  • Alarm limits: - 87°C | - 77°C
  • External dimensions (HxWxD): 1988x 699 x 1039 mm | 78.27x 27.52 x 40.91 in
  • Refrigerant Type: Natural R290 / R170


  • Adjustable set point from -86°C to -20°C
  • Uniform and stable temperature distribution
  • Fast temperature recovery after door opening
  • Extended holdover time in case of power failure and optional CO2 backup
  • Audio-visual alarm system with remote transmission via SMS or email
  • Coalescing oil separator reducing the oil blockage problems and risk of compressor failure
  • °B Connected universal software for remote monitoring, reporting (in compliance with FDA 21 CFR Part 11), and long-term archiving


  • Natural refrigerants with high cooling efficiency in conformity with US SNAP and EU F-Gas regulations
  • Insulated inner doors, sealed gaskets, enhanced frame for minimized cold air loss and frost build-up
  • High-quality stainless steel cabinets with antibacterial coating and injected with thin polyurethane foam providing high thermal insulation and storage capacity


  • 7” touchscreen with temperature display easily accessible in the bar
  • Password protected/NFC card based door locking mechanism
  • USB port and SD card slot for easy export of data
  • Antibacterial coating for easy hygiene control
  • Modular interior equipment
  • Easy access to all levels
  • High-quality stainless steel and other materials for an extended life span
Gross volume

478 L | 16.88 cu ft

Storage Capacity

454 L | 16.03 cu ft

Plasma bag capacity (350 ml)


2ml Vials Storage Capacity


Set Temperature

– 82°C

Setting range

– 86°C to -20°C

Alarm limits

– 87°C | – 77°C

Climate class (ambient temperature range)

+10°C to +43°C


cCSAus | EU MDR Class IIa | ISO 14644-1 | Class 5 | US FDA Class II

Cooling technology

Static cooling

External dimensions (HxWxD)

1988x 699 x 1039 mm | 78.27x 27.52 x 40.91 in

Internal dimensions (HxWxD)

1375 x 447 x 738 mm | 54.13 x 17.60 x 29.05 in

Net weight

250 kg | 551.16 lb


50 Hz

Supply voltage


Energy consumption

11 kWh/24h

Noise level

46 dB

Refrigerant Type

Natural R290 / R170

Heat emission

326 Kcal


Stainless steel


7" touchscreen screen

Remote monitoring

°B Connected software | RTMD included

Hold over time

2.1 h (-80°C to -60°C)

Defrosting technique


Access control

Password or badge

Data export

SD card | USB port

Product Type

Ultra-Low Freezer

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Ultra-Low Freezer U401