-40°C Upright Freezer LUF-B20


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-40°C Upright Freezer LUF-B20


-40°C Upright Freezer LUF-B20 is designed with two chambers and compressors, offers direct cooling method and manual defrost mode. Features 450 L capacity and -40°C of cooling performance with microprocessor-controlled system for -20 to -40°C of temperature range. Designed with powder coated material exterior and sprayed aluminum plate interior, has R290 refrigerant, CFC-free polyurethane foam technology and thick insulation of 80 mm. Equipped with digital display, advanced alarm system and backup battery, is provided with 6 shelves for each chamber along with RS485 interface and remote alarm contact.



Available Range :

Cabinet Type : Upright Capacity : 450 L Cabinet Type : Upright Cabinet Type : Upright Cabinet Type : Upright Cabinet Type : Upright
Cabinet TypeUpright
Capacity450 L
Temperature Range-20˚ to -40˚C
Ambient Temperature16˚ to 32˚C
Cooling Performance-40˚C
Cooling MethodDirect cooling
Defrost ModeManual
RefrigerantR290
Climate ClassN
ControllerMicroprocessor
DisplayDigital display
Compressor2 pcs.
Alarm SystemHigh/Low temperature, High ambient temperature, Power failure, Low battery, Sensor failure, USB data-log failure, communication error, Door ajar
External MaterialPowder coated material
Internal MaterialAluminum plate with spraying
Insulation thickness80 mm
Shelves6×2 (ABS)
Casters4 (2 caster with brake)
Door2
Door lock with KeyYes
Access Port2 pcs. Ø 25 mm
Data Logging/Interval/Recording TimeUSB/Record every 10 minute / 2 years
Backup BatteryYes
Power Supply220 to 240 V 50 Hz
Rated Current4.5 A
Internal Dimension (W×D×H)650×570×627 mm (×2)
External Dimension (W×D×H)810×735×1960 mm
Packaging Dimension (W×D×H)895×820×2127 mm
Net Weight144 kg
Gross Weight156 kg
  • Two chambers with independent compressors, precise and separate temperature control
  • Direct cooling method and manual defrost mode, efficient and stable operation
  • 450 L capacity with -40°C of cooling performance, constant and even temperature
  • Microprocessor-controlled system with -20 to -40°C of temperature range
  • Powder coated material exterior and sprayed aluminum plate interior, low maintenance
  • R290 refrigerant, efficient and environment friendly Freon-free refrigerant
  • CFC-free polyurethane foam technology and thick insulation of 80 mm
  • Digital display, convenient observation and setting of operative parameters
  • Advanced alarm system, ensures safe and reliable storage operation
  • 6 shelves for each chamber, efficient and organized sample storage
  • Supports RS485 interface and remote alarm contact, stable and reliable operation
-40°C Upright Freezer is used for scientific research, cryogenic test on special materials, low temperature resistance test on biological materials, vaccines, biological products and military products, etc. across research institutions, the electronic industry, the chemical industry, hospitals, the health,& disease prevention system, laboratories in colleges & universities, military enterprises, etc.
RS485
Remote alarm contact