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-40˚C Upright Freezer LUF-B23

-40˚C Upright Freezer LUF-B23

-40°C Upright Freezer LUF-B23 is an upright type ultra-low temperature freezer with 528 L of capacity. Incorporated with high-quality steel plate structure with phosphate coating, galvanized steel liner and low noise. It offers the temperature range of -20˚ to -40˚C, -40˚C cooling temperature with ambient temperature of 16˚ to 32˚C. Featuring advanced combination of redundant cooling systems, intuitive electronic controls, ergonomic cabinet design along with door mounted digital display with USB port. Designed with direct cooling system and manual defrost mode, equipped with eco- friendly refrigerant R507, Built-in high-precision microcomputer temperature control system and platinum resistor temperature sensors.

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Cabinet Type Upright
Capacity 528 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 R507
Climate Class N
Controller Microprocessor
Display Digital display
Compressor 1 pc
Alarm System High/low temperature, power failure, open door, condenser cooling failure, alarm system failure, main board communication error, high ambient temperature
External Material High Quality Steel plates with spraying
Internal Material Galvanized steel sheet
Insulation thickness 130 mm
Shelves 3
Casters 4 (2 leveling feet)
Door lock with Key Yes
External Lock Yes
Keypad Lock Keypad lock with password protection
Access Port 2pcs. Ø 25 mm
Data Logging/Interval/Recording Time USB/Record every 10 minute / 2 years
Backup Battery Yes
Power Supply 220 V 50 Hz
Input Power 580 W
Rated Power 470 W
Power Consumption 4.67 KWh/24hr
Rated Current 2.66 A
Internal Dimension (W×D×H) 585×696×1266 mm
External Dimension (W×D×H) 930×1041×1947 mm
Packaging Dimension (W×D×H) 1035×1165×2145 mm
Net Weight 234 kg
Gross Weight 272 kg
  • Upright type, Exterior and inside body all made from stainless steel
  • High-precision microcomputer temperature computer system
  • Temperature ranges from -20 to -40˚C
  • Platinum resistor temperature sensors
  • Powerful and energy saving compressor EBM fan
  • Large area finned condenser with direct cooling method and Freon-fee refrigerant
  • Two layer heat insulating foamed door; Airbag typed outer seal with multiple patents
  • Alarm system: High/low temperature, power failure, open door, condenser cooling failure, alarm system failure, main board communication error, high ambient temperature
  • Startup delay and stop interval protection
  • Safety door lock, handle lock and keypad lock with password protection
  • Corrosion resistant with low-temperature tolerant
  • Easy to clean, energy efficient with long service life and stability
  • The rotating handle facilitates door opening
  • Lockable caster for easy mobility

The -40°C Upright Freezers are used for scientific research, cryogenic test, blood plasma cryopreservation, low temperature resistance across the research institutes, electronic industry, chemical industry, hospitals, health & disease prevention system, colleges & universities, military enterprises, etc.

RS485
RS232
Printer
Chart recorder
Remote alarm contact

Compare Models

Model Cabinet Type Capacity Temperature Range Ambient Temperature Cooling Performance Cooling Method Defrost Mode Refrigerant Climate Class Controller Display Compressor Alarm System External Material Internal Material Insulation thickness Shelves Casters Door lock with Key External Lock Keypad Lock Access Port Data Logging/Interval/Recording Time Backup Battery Power Supply Input Power Rated Power Power Consumption Rated Current Internal Dimension (W×D×H) External Dimension (W×D×H) Packaging Dimension (W×D×H) Net Weight Gross Weight
LUF-B11 Upright 439 L -20˚ to -40˚C 16˚ to 32˚C -40˚C Direct cooling Manual R507 N Microprocessor Digital display 1 pc High/Low temperature, High ambient temperature, Power failure, Low battery, Sensor failure, USB data-log failure, communication error, Door ajar Powder coated material Stainless steel 100 mm 7 (ABS) 4 (2 caster with brake) Yes Yes - 1 pc. Ø 25 mm USB/Record every 10 minute / 2 years Yes 220 to 240 V 50 Hz - - - 3.7 A 650×547×1305 mm 910×755×1945 mm 990×855×2070 mm 175 kg 200 kg
LUF-B30 Upright 90 L -20˚ to -40˚C 16˚ to 32˚C -40˚C Direct cooling Manual R290 N Microprocessor Digital display 1 pc High/Low temperature, Sensor failure, Door ajar Powder coated material Aluminum plate with spraying 100 mm 3 (ABS) 2+ 2 (leveling feet) Yes - - 1 pc Ø 25 mm - - 220 V 50 Hz - - - 1.33 A 500×485×532 mm 700×669×854 mm 765×735×935 mm 54 kg 60 kg
LUF-B40 Upright 528 L -20 to -40°C 16 to 32°C -40°C Direct cooling Manual R290 N Microprocessor Digital display 1 pc. High/Low temperature, High ambient temperature, Power failure, Low battery, Sensor failure, Condenser overheating failure, Door ajar, System failure, Main board communication error, Built-in datalogger USB failure High quality steel plates with spraying Galvanized steel sheet 130 mm 3 (stainless steel) 4 (2 leveling feet) Yes - - 2 pcs. Φ 25 mm USB/Record every 10 minute / 2 years Yes 220 to 240 V, 50 Hz - - - 4.45 A 585×696×1266 mm 930×1041×1947 mm 1035×1165×2158 mm 234 kg 305 kg
LUF-B41 Upright 678 L -20 to -40°C 16 to 32°C -40°C Direct cooling Manual R290 N Microprocessor Digital display 2 pcs. High/Low temperature, High ambient temperature, Power failure, Low battery, Sensor failure, Condenser overheating failure, Door ajar, System failure, Main board communication error, Built-in datalogger USB failure High quality steel plates with spraying Galvanized steel sheet 130 mm 3 (stainless steel) 4 (2 leveling feet) Yes - - 3 pcs. Φ 25 mm USB/Record every 10 minute / 2 years Yes 220 to 240 V, 50 Hz - - - 8.37 A 750×696×1286 mm 1090×1025×1955 mm 1203×1155×2171 mm 258 kg 342 kg
LUF-B42 Upright 778 L -20 to -40°C 16 to 32°C -40°C Direct cooling Manual R290 N Microprocessor Digital display 2 pcs. High/Low temperature, High ambient temperature, Power failure, Low battery, Sensor failure, Condenser cooling failure, Door ajar, System failure, Main board communication error, Built-in datalogger USB failure High quality steel plates with spraying Galvanized steel sheet 130 mm 3 (stainless steel) 4 (2 leveling feet) Yes - - 3 pcs. Φ 25 mm USB/Record every 10 minute / 2 years Yes 220 to 240 V, 50 Hz - - - 8.47 A 865×696×1286 mm 1205×1025×1955 mm 1320×1155×2171 mm 286 kg 386 kg
LUF-B43 Upright 1008 L -20 to -40°C 16 to 32°C -40°C Direct cooling Manual R290 N Microprocessor Digital display 2 pcs. High/Low temperature, High ambient temperature, Power failure, Low battery, Sensor failure, Condenser cooling failure, Door ajar, System failure, Main board communication error, Built-in datalogger USB failure High quality steel plates with spraying Galvanized steel sheet 130 mm 3 (stainless steel) 4 (2 leveling feet) Yes - - 3 pcs. Φ 25 mm USB/Record every 10 minute / 2 years Yes 220 to 240 V, 50 Hz - - - 8.5 A 1022×696×1378 mm 1362×1025×2002 mm 1473×1155×2176 mm 320 kg 440 kg
LUF-B10 Upright 270 L -20˚ to -40˚C 16˚ to 32˚C -40°C Direct cooling Manual R290 N Microprocessor Digital display 1 pc High/low temperature, sensor failure, door ajar Powder coated material Aluminum plate with spraying 100 mm 7 (ABS) 2+ 2 (leveling feet) Yes - Yes 1 pc. Ø 25 mm - - 220 to 240 V 50 Hz - - - 2.8 A 500×460×1235 mm 700×640×1792 mm 760×720×1885 mm 90 kg 102 kg
LUF-B20 Upright 450 L -20˚ to -40˚C 16˚ to 32˚C -40˚C Direct cooling Manual R290 N Microprocessor Digital display 2 pcs. High/Low temperature, High ambient temperature, Power failure, Low battery, Sensor failure, USB data-log failure, communication error, Door ajar Powder coated material Aluminum plate with spraying 80 mm 6×2 (ABS) 4 (2 caster with brake) Yes - - 2 pcs. Ø 25 mm USB/Record every 10 minute / 2 years Yes 220 to 240 V 50 Hz - - - 4.5 A 650×570×627 mm (×2) 810×735×1960 mm 895×820×2127 mm 144 kg 156 kg
LUF-B23 Upright 528 L -20˚ to -40˚C 16˚ to 32˚C -40˚C Direct cooling Manual R507 N Microprocessor Digital display 1 pc High/low temperature, power failure, open door, condenser cooling failure, alarm system failure, main board communication error, high ambient temperature High Quality Steel plates with spraying Galvanized steel sheet 130 mm 3 4 (2 leveling feet) Yes Yes Keypad lock with password protection 2pcs. Ø 25 mm USB/Record every 10 minute / 2 years Yes 220 V 50 Hz 580 W 470 W 4.67 KWh/24hr 2.66 A 585×696×1266 mm 930×1041×1947 mm 1035×1165×2145 mm 234 kg 272 kg
LUF-B31 Upright 1008 L -20˚ to -40˚C 16˚ to 32˚C - Direct cooling Manual R290 N Microprocessor Digital display 2 pcs High/Low temperature, High ambient temperature, Power failure, Low battery Sensor failure, Condenser overheating alarm, Door ajar, System failure, Main board communication error, Built-in datalogger, USB failure High Quality Steel plates with spraying Galvanized steel sheet 130 mm 3 (stainless steel) 4 (2 leveling feet) Yes Yes Keypad lock with password protection 3 pcs. Ø 25 mm USB/Record every 10 minute / 2 years Yes 220 to 240 V 50 Hz - - 8.99 KWh/24hr 8.5 A 1022×696×1378 mm 1362×1025×2002 mm 1473×1155×2176 mm 320 kg 440 kg
LUF-B22 - 270 L - - - - Manual R290 - Microprocessor Digital display 1 - - - 100 mm 7 (ABS) 2+ (2 leveling feet) - Yes - 1pcs. Φ 25 mm - - - - - - - - - - - -
LUF-B24 - 678 L - - - - Manual R507 - Microprocessor Digital display 2 pcs - - - 130 mm 3 (stainless steel) 4 (2 leveling feet) - Yes - 2pcs. Φ 25 mm - Yes - - - - - - - - - -
LUF-B25 - 778 L - - - - - R507 - - Digital 1 pc - - - 130 mm - - - - - - - - - - - - - - - - - -
LUF-B21 Upright - -20°C to -40°C - -40°C - Manual CFC Free - - LED - - - - - 4 - - - - - - - 220 V to 240 V /50 Hz to 60 Hz - - - - 508×455×1137 mm 673×676×1630 mm - 113 kg 125 kg

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