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Why a WUF-D400?

  • Advanced auto cascade 2 compressors freezing system.
  • Dual safety because of 2 independent freezing systems.
  • Fast pulldown temperature time.
  • Temperature Range -65℃ and -95℃.
  • 7” inch touchscreen controller.
  • Low Noise.
  • Low Maintenance cost
  • Automatic data storage.
  • USB port for easy downloading data in excel.


Optional Accessories

  • RS-232 data port and software with interface can be data acquisition via user’s PC.
  • Co2 back-up system built in or free-standing.
  • Left hand door swing (freezer is standard equipped with right hand door swing)
  • Storage racks, boxes and dividers.
  • Wireless monitoring system.
  • 7 day chart recorder.
  • IQ/OQ validation protocol.



393 Liters.

Operation Temperature range: Between -65℃ and -95℃.


Cold rolled steel with powder coating.


Stainless steel (AIS-304) chamber.

Maximum performance test: -86°C ambient temperature +32℃.

Refrigerants CFC-free?


Refrigeration system:

Single stage Auto cascade 1 compressor system.

Condenser type:

Air cooled block condenser without fins.

Evaporator type:

Copper tube evaporator is sized to achieve fast Kcal removal.

Temperature controller type: 7” inch LCD touchscreen 1℃ graduation.
Sensor type: PT 100Ω.

Alarm system:

Audible and visual alarm. Adjustable hi and low limit and door open.

Single outer door including:

vacuum release port, lock + keys and 5 inner doors.

4 each stainless steel shelf?


Remote alarm contacts for connection to indoor alarm system.


2” inch porthole for external sensor?

Insulation material: 100mm high density polyurethane foam.
4 Heavy-duty single wheel casters including lock? Yes.

Electrical Requirements:

220/240V - 50Hertz – single Phase – 1600 Watt.

External Size:

Wide= 840mm x Deep 750mm x Height= 1985mm.

Internal Size:

Wide= 545mm x Deep 475mm x Height= 1305mm.


260 kg.

Note: all ext. sizes are excluding door lock, hinge and wall brackets @ 50mm to Width & 100mm Dept.

1.   Simplified Hi-Efficiency Freezing System SHFSTM. 2.   Fast pull-down from ambient +25°C to set point temperature -86°C in only 160 minutes. 3.   Low Noise operation ≤50dB compared to typical 2 stage cascade compressor systems..! 4.   Energy consumption of 1.6 KwH. 5.   Low Heat rejection. 6.   Low failure rate. 7.   Low maintenance cost. 8.   Low repair cost. WUF-D400 specificaties 9.   No washable condenser filter needed anymore! 10. Down-feed evaporator for maximum heat removal and temperature uniformity. 11. The automatic timer & relay systems will automatically restart the unit in case of power failure. 12. Exclusive hermetic compressor enables noise level less than 50dB. 13. Freezer performance is guaranteed in warm ambient up till +30°C. 14. Stainless steel Inner chamber (AIS-304). 15. 5 each inner doors to minimize cold air loss during door openings. 16. The hot gas Rim heating systems to prevent too much ice collecting on the gasket. 17. Triple sealed silicon gasket minimizes cold air loss and assures the stable temperature. 18. Touchscreen LCD controller allows free-setting of cabinet temperature. 19. Touchscreen LCD controller is password protected. 20. Integrated safety device for overload and thermal protection of compressor. 21. Specially designed large capacity of Air cooled block condenser without pins. 22. Audible & Visual door alarm / Battery powered.
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