ULUF 550

Ultra Low Temperature Freezer

Item code: US-DAI 1375-1

Our ULUF 550 features our single compressor system with direct cooling, for higher temperature uniformity and excellent temperature stability. The ULUF -86 °C series is produced with the true and original single compressor technology. 

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Main features

  • check Single compressor technology
  • check Low energy consumption
  • check Low noise level: < 55db
  • check Low heat dissipation
  • check Insulated inner doors
  • check Castors and door key lock
  • check Ergonomic loading
  • check Heated door frame
  • check Heated vacuum valve
  • check 100% HCFC/CFC free
  • check Porthole for external temperature probes

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Item code US-DAI 1375-1
Temperature range (°C) -40 / -86
Temperature range (F) -40 / -123
Max. ambient temperature (°C) 25
Max. ambient temperature (F) 77
Capacity (L) 556
Capacity (cu.FT) 19.6
Exterior dimensions WxDxH (mm) 920x906x1990
Exterior dimensions WxDxH (inches) 36.22 x 35.67 x 78.35
Interior dimensions WxDxH (mm) 680x608x1345
Interior dimensions WxDxH (inches) 26.78 x 23.94 x 52.95
Weight (KG) 208
Weight (lb) 459
Insulation (mm) 120
Insulation (inches) 4,7
Cooling technology single system / static
Controller model / probe type G-214 / PT1000
Power (Watt) 820
Horse Power (HP): 3/4
Alarm display as text - not codes check
Visual / Acoustic Alarm: yes / yes
Power failure alarm check
Ajustable high/low temperature alarm: yes / yes
Open door alarm check
Probe failure alarm check
Low battery alarm check
Compressor failure alarm check
Battery backup for alarms (approx. hrs.) 72
Voltage free contact for remote alarm (e.g. GSM alarm module) check
Electronic data logger check
RS 485 port check
USB port for software update & data download check
Temperature chart recorder Optional
Display type 4,3'' with touch buttons
Password protection for turning unit on/off check
Temperature graph on display check
Automatic defrost remove
Antifreeze function remove
Vaccum release port check
Light check
Lock with key check
Castors (total pcs) / castors with brake (pcs) 4 / 2
Fixed feet (pcs) / levelling feet (pcs) 0 / 0
Sub lids / sub doors (qty) 0 / 5
Reversible doors (qty) remove
Fixed shelves (pcs) / adjustable shelves (pcs) 4 / 0
Max. no. of shelves (pcs) / recommended max. no. of shelves (pcs) 4 / 4
Max load shelves (kg) 30
Basket remove
Total capacity of 50 mm boxes 9x9 didviders (pcs) 320
Total capacity of 75 mm boxes 9x9 didviders (pcs) 240
Total capacity of 96 mm boxes 9x9 didviders (pcs) 160
Number of compressors 1
Refrigerant EP88
Interior cabinet material stainless steel
Exterior cabinet material electrogalvanized steel
Colour (exterior cabinet) white
Shipping volume (m³) 2,44
Foam type polyurethane
VIP vacuum insulated panels no
Shipping weight (KG) 331
Shipping weight (lb) 730
Shipping volume (m3) 2,44
Shipping dimensions WxDxH (cm) 103x108x219
Shipping dimensions WxDxH (inches) 40.6 x 42.5 x 86.17
Shipping volume (cu.FT) 86.17


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Product datasheet 550 (US) Download file_download
User manual (GB) Download file_download
User manual (GB) - For ver.4 software Download file_download
Dimension diagram Download file_download
Data sheet refrigerant Download file_download
Wiring diagram Download file_download

Rack model Box size (height mm) Rack model and total quantity No. of boxes pr. rack Total no. of boxes Exterior dimensions of rack (WxDxH mm)





IN 2019

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