Innovative Technologies

Ultra Low Temperature Freezer (QTX-ULF-I Series)

Ultra Low Temperature Freezer (QTX-ULF-I Series)

  1. Capacity(L/cu.ft): 338/11.93,408/14.40,588/20.76,728/25.70,838/29.59
  2. Temperature range(℃): -86~-40℃
  3. Advanced Cooling System: High performance compressor, cascade system, High cooling efficiency and fast cooling speed
  4. Stable and high precise temperature control: Accuracy up to 0.1℃; Can run smoothly at the lowest temperature for a long time
  5. Convenient after-sales service: 2 years warranty
Features
  • Microprocessor-controlled system designed with 0.1℃ increment.
  • Settable high temperature and low temperature alarms.
  • Automatic clean-filter alarm and sensor error alert.
  • Adjustable storage shelf height.

Safety

  • Multifunctional alarms including high and low temperature, power failure, sensor error, clean-filter, and extremely high ambient, abnormal voltage, thermostat failure, low battery, condenser clean, door ajar.
  • Capable of producing two types of alarm outputs, audible buzzer and visible flashing light.
  • Door open feature standard and USB port for temperature date downloading standard on upright models.
  • Remote alarm contacts.

Application

It is suitable for low temperature test of special materials and preservation of plasma, biological materials, vaccines, reagents, biological products, chemical reagents, strains, biological samples, etc.

Reliability

  • Unique insulated inner door design for four separate storage compartments to minimize frost buildup inside the chamber.
  • Specialized control system design for a well-balanced operation of cascade refrigeration system
  • Positive filed proven reliability record.
  • Specialized control system design for a well-balanced operation of cascade(dual) refrigeration system.

Energy  Conservation

  • Unique door seal design for the minimum loss of cold temperature during a door opening.
  • High performance VIP insulation panels to minimize cabinet heat gain and to improve temperature stability.

Optional

Technical Specification
Model QTX-ULF-I10 QTX-ULF-I20 QTX-ULF-I30 QTX-ULF-I40 QTX-ULF-I50
Capacity (L) 338 408 588 728 838
Dimension (W*D*H) Internal (mm) 488*607*1140 606*575*1180 606*738*1310 963*571*1350 894*718*1310
External (mm) 854*1072*1907 891*992*1945.5 891*1155*1994.5 1248*975*1994.5 1179*1135*1994.5
Temperature Range (℃) at RT.10~32℃ -40~-86 -40~-86 -40~-86 -40~-86 -40~-86
Sensor PTC PTC PTC PTC PTC
Controller Microprocessor Microprocessor Microprocessor Microprocessor Microprocessor
Cooling system Refrigerant HC  (CFC Free ) HC  (CFC Free ) HC  (CFC Free ) HC  (CFC Free ) HC  (CFC Free )
Defrost Manual Manual Manual Manual Manual
Compressor (Qty) SECOP/2 SECOP/2 SECOP/2 SECOP/2 SECOP/2
Display LCD display LCD display LCD display LCD display LCD display
Audible&Visible Alarm High/Low temperature Standard Standard Standard Standard Standard
High ambient temperature Standard Standard Standard Standard Standard
Sensor error Standard Standard Standard Standard Standard
Abnormal voltage Standard Standard Standard Standard Standard
Low battery Standard Standard Standard Standard Standard
Power failure backup system(alarm) 72h 72h 72h 72h 72h
Door ajar Standard Standard Standard Standard Standard
Material Internal Stainless steel, grade 304
External Electro-galvanized steel with antimicrobial powder coating
Inner Door Stainless steel, grade 304
Accessories USB port Standard Standard Standard Standard Standard
Casters Standard Standard Standard Standard Standard
Chart recorder Optional Optional Optional Optional Optional
Temperature data logger Optional Optional Optional Optional Optional
Remote alarm port Standard Standard Standard Standard Standard
Test hole (Qty) / Diameter (mm) 2/25 2/25 2/25 2/25 2/25
Back up system (CO₂/LN₂) Optional Optional Optional Optional Optional
Shelves / Drawers (Qty) Shelves/3 Shelves/3 Shelves/3 Shelves/3 Shelves/3
Optional Frozen Racks (Qty) Racks 12(4*4) 8(5*4)+8(4*4) 16(5*5) 18(5*4)+6(6*4) 24(5*5)
Boxes (2 Inches) 192 288 400 504 600
Samples (2ml) 19200 28800 40000 50400 60000
Sound Emission (dB) 50 50 53 53 53
Electricity Voltage/Frequency AC110/220V±10%, 50/60Hz
Consumption (W) 870 845 815 935 890
N.W./G.W. (Kg) 296/306 292/317 335/363.5 380/400 397/430
Shipping Dimension (W*D*H) (mm) 960*1090*2090 970*1035*2120 975*1185*2200 1330*1015*2200 1270*1170*2200