-40°C Upright Freezer LUF-B20

Name: -40°C Upright Freezer LUF-B20
Brand: Labtron
SKU: LUF-B20
Rating: 4.7 (852 reviews)

-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.

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Cabinet Type	Upright
Capacity	450 L
Temperature Range	-20˚ to -40˚C
Ambient Temperature	16˚ to 32˚C
Cooling Performance	-40˚C
Cooling Method	Direct cooling
Defrost Mode	Manual
Refrigerant	R290
Climate Class	N
Controller	Microprocessor
Display	Digital display
Compressor	2 pcs.
Alarm System	High/Low temperature, High ambient temperature, Power failure, Low battery, Sensor failure, USB data-log failure, communication error, Door ajar
External Material	Powder coated material
Internal Material	Aluminum plate with spraying
Insulation thickness	80 mm
Shelves	6×2 (ABS)
Casters	4 (2 caster with brake)
Door	2
Door lock with Key	Yes
Access Port	2 pcs. Ø 25 mm
Data Logging/Interval/Recording Time	USB/Record every 10 minute / 2 years
Backup Battery	Yes
Power Supply	220 to 240 V 50 Hz
Rated Current	4.5 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 Weight	144 kg
Gross Weight	156 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

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-40°C Upright Freezer LUF-B20 Catalog

Models of -40°C Upright Freezers

Labtron -40℃ Upright Freezers provide capacities from 90L to 1008L for efficient storage of materials. Their forced-air circulation system ensures even temperature distribution throughout interior. They feature energy-efficient compressors to reduce operational costs significantly. Their stainless steel construction offers durability and easy cleaning for long-term use. Our -40℃ Upright Freezers is versatile in scientific research and pharmaceuticals for biological samples, vaccines, and certain chemicals.