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-86°C Ultra Low Temperature Freezer With Cascade System -86°C Ultra Low Temperature Freezer With Cascade System -86°C Ultra Low Temperature Freezer With Cascade System -86°C Ultra Low Temperature Freezer With Cascade System
-86°C Ultra Low Temperature Freezer With Cascade System -86°C Ultra Low Temperature Freezer With Cascade System -86°C Ultra Low Temperature Freezer With Cascade System -86°C Ultra Low Temperature Freezer With Cascade System

-86°C Ultra Low Temperature Freezer With Cascade System

This product is designed and manufactured for long-term storage of a variety of biological products, including viruses and bacteria. Red blood cells, white blood cells and skin. Applications in blood banks, hospitals, epidemic prevention services, research institutions, electronic laboratories and chemical factories, bioengineering institute and marine fisheries corporation.
  • ModelLDF-86V Series
  • BrandLABOAO
  • PortAny port in China
  • PackagePlywood case package
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The cascade system's microprocessor control system with 3 separate interior doors that can be opened independently. Minimize frost accumulation in the room. The unique door seal design minimizes the temperature loss when the door is opened. The stainless steel internal handle ensures that the door can be easily opened even in the case of frost. High quality door gasket 5 gasket, 4 sealing ring for door, 1 inner door seal to provide maximum protection against heat intrusion. The sample port on the back makes temperature monitoring convenient.


1. Double-machine cascade refrigeration system using fluorine-free environmentally friendly alkane refrigerant, energy saving 50%

2. V.I.P(Vacuum Insulation Panel) second generation vacuum insulation board technology, the refrigerator has good insulation performance, designed for entering the elevator

3. Product structure optimized for biological sample library, can provide storage space of up to 40,000 samples

4. Each component that may generate noise is equipped with special material shock absorbing material, and high-density fire-resistant sound-absorbing cotton is installed around the unit.

5. Microcomputer control, the temperature inside the box is adjustable from -60 to -86 °C, over temperature alarm, power failure memory, and the adjustment accuracy is 0.1 °C;

6. Optimized dual-machine cascade refrigeration system for up to 35% energy savings

7. Microcomputer control, the temperature inside the box is adjustable from -40 to -86 °C, over temperature alarm, power failure memory, adjustment accuracy is 0.1 °C;

8. -86°C series product internal and external temperature difference up to 110°C, special polyurethane foam insulation layer to avoid cracking and deformation, 150mm insulation material thickness to ensure internal temperature stability

9. Two-machine cascade refrigeration system, carbon dioxide refrigerant energy saving 50%

12. When power is restored, the simultaneous start of all equipment will cause a large impact on the power grid, which may cause the circuit breaker to trip; the specially designed equipment delay start function for this case may make the equipment

13. The inner door is detachable for easy defrosting and cleaning


Shelf/drawer QTYStainless   steel shelf/3Stainless   steel shelf/3Stainless   steel shelf/3Stainless   steel shelf/3Stainless   steel shelf/3
Cooling Direct cooling Direct cooling Direct cooling Direct cooling Direct cooling
Power Consumption(kWh/24h)12.811.61215.413.86
Ambient temperature(℃)10~32℃10~32℃10~32℃10~32℃10~32℃
Temperature range(℃)-60~-86℃-60~-86℃-60~-86℃-60~-86℃-60~-86℃
Cooling systemCompressor brand/QTYSECOP/2SECOP/2SECOP/2SECOP/2SECOP/2
Temperature controllerMicroprocessorMicroprocessorMicroprocessorMicroprocessorMicroprocessor
DisplayDigital   displayLCD   displayLCD   displayLCD   displayLCD   display
MaterialInside materialStainless   steelStainless   steelStainless   steelStainless   steelStainless   steel
Outside materialColor   sprayed steelColor   sprayed steelColor   sprayed steelColor   sprayed steelColor   sprayed steel
Exterior size(W*D*H)(mm)854×1072×1907872×940×1945.5872×1100×1994.51248×970×19941160×1085×1994.5
Interior size(W*D*H)(mm)488×607×1140606×575×1180606×738×1310963×558×1350894×718×1310
Package size(W*D*H)(mm)937×1075×2135950×960×2110970×1140×21901320×975×21851280×1120×2210
Frozen RacksRacks12(4X4)16(5X4,4X4)16(5X5)18(5x4)+6(6x4)24(5X5)
Boxes (2 Inches)192288400504600
AlarmHigh/low temperatureYYYYY
Power failureYYYYY
Abnormal voltageYYYYY
Sensor errorYYYYY
Filter screen checkYYYYY
Thermostat failureYYYYY
Low batteryYYYYY
Condenser cleanYYYYY
High ambient temperatureYYYYY
Door ajarYYYYY

Inside door22222
Test hole QTY/diameter2/25MM1/25MM1/25MM1/25MM1/25MM
Chart recorderOptionalOptionalOptionalOptionalOptional
Data loggerOptionalOptionalOptionalOptionalOptional
Power failure backup   system(alarm)72h72h72h72h72h
Remote alarm portYYYYY
CO2 back up systemOptionalOptionalOptionalOptionalOptional
LN2 back up systemOptionalOptionalOptionalOptionalOptional


  1. Factory direct sales with competitive price.
  2. Premium quality with CE & ISO certification.
  3. Strong product OEM & ODM customization capability.
  4. Promise production & on-time delivery.
  5. Perfect after-sales service, free product accessories.
  6. 15 years of experience in R&D and production of -86°c ultra low temperature freezer machine.
laboao certification


We have a standard production workshop and a complete production team. They always produce a serious and responsible attitude to produce each product. Our R&D team is made up of multi-aspects professional engineers such as design engineer,technology specialist ,qualified specialist and process control manager, etc. Our qualified specialists strictly realize the process comprehensive supervision based on our quality process control system, which contains products design, research and development, test, production, quality inspection and packaging.

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Our product packaging has been proven over the long term and we usually have plywood boxes or cartons with trays. We will arrange the appropriate packaging according to the weight and size of the goods. Of course, you can also choose the packaging form.

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Our laboratory instruments and equipment are used in many scientific laboratories, scientific research institutions, universities, hospitals, centers for disease control and other institutions, and are combined with many well-known biopharmaceuticals, new energy, electronics companies, food processing, environmental protection, etc. Enterprise cooperation, our stable and reliable products are exported to more than 120 countries around the world, and have been highly recognized by them, believe LABOAO, we grow together!

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Authenticity GuaranteedWe assure you purchase our products are 100% certified products.
24*7Hours ServiceProvide 7*24 hours service telephone & support email to help you solve problems quickly.
Technical SupportProvide equipment installation, adjustment, operation training, etc.
1 Year WarrantyFree maintenance and accessories within warranty period(not caused by human factors).


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