‘-86℃ LCD Touch screen Ultra low temperature upright freezer for Lab/Hospital 728L YR05304

Manufacturer: Kalstein


‘-86°C dual system ultra low temperature freezer

  • Two independent refrigeration systems are used, one of which can maintain a temperature of -70 in one set.
  • Dual system can work at the same time to achieve rapid cooling, and the cooling time is shortened by more than 50%.
  • Touch screen, temperature curve, alarm information record and query, user management mode, self-diagnosis
  • Two independent refrigeration systems are used, one of which can maintain the temperature of the cabinet at -80 °C when the fault occurs.
  • Standard test hole, USB interface and remote alarm interface
  • High temperature and low temperature alarm in the box, sound and light alarm, optional SMS notification and other alarm methods
  • Increased cooling rate by 20% and uniformity by 30%
  • A refrigeration circuit that doubles the system components compared to a conventional two-stage cascade system
  • Double-machine cascade refrigeration system using fluorine-free environmentally friendly alkane refrigerant, energy saving 50%
  • VIPIIPLUS second generation vacuum insulation board technology, the refrigerator has good insulation performance, designed for entering the elevator
  • Product structure optimized for biological sample libraries, providing storage space of up to 40,000 samples
  • 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
  • The inner door is detachable for easy defrosting and cleaning of customers;
Technical Specifications
Model YR05304
Specificaitons Shelf/drawer QTY Stainless steel shelf/3
Cooling Direct cooling
Defrost Manual
Refrigerant Mixed-gas
Power Consumption( kWh/24h)
Noise (db) 53
Ambient temperature (℃) 10~32℃
Temperature range (℃) -40~-86℃
Cooling system Compressor brand/QTY SECOP/2
Sensor PTC
Temperature controller Microprocessor
Display LCD display
Power Voltage/frequency (V/Hz) 220/50Hz
Power (W)
Current (A)
Material Inside material Stainless steel
Outside material Color sprayed steel
Insulation PURF
Size Capacity(L/cu.ft) 728
NT./GT.(kg) 360/401.5
Exterior size(W*D*H)(mm) 1260*890*2010
Interior size(W*D*H)(mm) 963*558*1350
Package size(W*D*H)(mm) 1320*970*2190
CBM 2.8
20GP/40GP/40HQ 2.80
Frozen Racks Racks 8/18/18
Boxes (2 Inches) 504
Samples(2ml) 50400
Alarm High/low temperature Y
Power failure Y
Abnormal voltage Y
Sensor error Y
Filter screen check Y
Thermostat failure Y
Low battery Y
Condenser clean Y
High ambient temperature Y
Door ajar Y
Power failure backup system(alarm) 73h
Accessories Castor Y
Inside door 2
Test hole QTY/diameter 1/25MM
USB port Y
Chart recorder /
Data logger Optional
Remote alarm port Y
Optional CO2 back up system Optional
LN2 back up system Optional
Other Certification ISO.CE

Additional information

Weight 401,5 kg
Dimensions 132 × 97 × 218,5 cm

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