-40C Upright Freezers LUF-B22

-40C Upright Freezers LUF-B22


-40C Upright Freezers LUF-B22 is an upright type freezer comes with 270 L capacity and offers temperature range -20 to -40?C and -40?C cooling performance. Features with microprocessor controlled system with interior digital temperature display to show various parameters simultaneously. Designed with direct cooling system and manual defrost mode, equipped with eco- friendly refrigerant R290, Built-in high-precision microcomputer temperature control system and platinum resistor temperature sensors. It offers high or low temperature alarm, Door open alarm and Keyboard lock, password protection function to prevent arbitrary adjustment of operating parameters.




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Cabinet typeUpright
Capacity270 L
Temperature range-20 to -40˚C
Ambient temperature16 to 32˚C
Cooling performance-40˚C
RefrigerantR290
Defrost ModeManual
Cooling methodDirect cooling
ControllerMicroprocessor
DisplayDigital display
Climate classN
Insulation thickness100 mm
Compressor1
Alarm systemHigh and low temperature
External materialPowder coated material
Inner materialAluminum plate with spraying
Shelves7 (ABS)
Door look with keyYes
External LockYes
Access Port1pcs. Φ 25 mm
Casters2+ (2 leveling feet)
Data Logging / Interval/ Recording TimeUSB/ Record every 10 minute / 2 years
ElectricalPower failure, Low battery
SystemSensor error
ConstructionDoor ajar
Rated power255 W
Input power575 W
Rated current2.63 A
Power consumption2.86 KWh/24h
Power supply220 V /50 Hz
Internal dimension500× 460 ×1235 mm
External dimension700 × 640 × 1792 mm
Package size815 × 755 × 2040 mm
Net weight94 kg
Gross weight102 kg
  • Designed with high-precision microcomputer temperature control system and platinum resistor temperature sensors ensure more precise temperature control
  • Temperature ranges from -20 to -40?C
  • EBM fan are powerful, energy-saving and highly efficient
  • The cabinet is made from CFC-free polyurethane material, improving thermal insulation performance to a large extent
  • The rotating handle facilitates door opening
  • Lockable caster for easy mobility
  • Freezer interior is designed with 7 drawers made of ABS material
  • Two-layer heat insulating foamed door with airbag-typed outer seal and the insulation
  • Forced air circulation system
  • Highly effective condenser and expansive evaporator to provide quick freezing
  • Upright type, Exterior and inside body all made from aluminum plate with spraying material
  • Equipped with alarm functions including high/low temperature alarm, and sensor error
  • Design with safety door lock, ensure sample storage is more secure
Upright Freezers is used in scientific research, cryogenic test on special materials, blood plasma cryopreservation, low temperature resistance test on biological materials, vaccines, biological products and military products, etc. and Suitable for use in research institutions, the electronic industry, the chemical industry, hospitals, the health & disease prevention system, laboratories in colleges & universities, military enterprises, etc.

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