Labotemp Ultra Low Temperature Freezer ULF-20, from a trusted ULT freezer manufacturer, is an 808 L vertical ultra low freezer engineered for consistent −40°C to −86°C performance in laboratories, hospitals, biobanks and pharmaceutical facilities. This upright ULT freezer combines microprocessor control and LED display with 0.1°C accuracy to hold a precise ultra low freezer temperature range, ensuring safe long-term storage of vaccines, plasma, enzymes and sensitive research samples. Designed for heavy-duty work, it supports regulated workflows that demand traceability, reliability and easy monitoring.
Built for dependable operation, the ULF-20 uses dual Secop compressors, direct refrigeration, and copper heat exchangers for powerful, uniform cooling. Its unibody rigid-foam insulation (120 mm), 304 stainless-steel interior and anti-bacterial powder-coated exterior deliver hygiene and thermal efficiency while lockable outer door, four inner doors, three stainless shelves, balance port and four casters provide organized, secure access. With ~1020 W input and ~15.6 kWh/24h consumption, integrated audible/visual alarms and robust construction, this ultra cold freezer / ultra low laboratory freezer balances performance, uptime and cost-efficient operation.
Why choose Labotemp ULF-20?
✓ Powerful cooling & capacity: 808 L with dual compressors for stable ultra-low operation.
✓ Precision control & safety: 0.1°C microprocessor accuracy, LED monitoring and multi-level alarms.
✓ Lab-grade build: Thick insulation, stainless interior, lockable access and serviceable design.
| Performance Characteristics | |
|
Model : ULF-20 Model |
ULF-20 |
|
Type : Vertical (Upright Ultra-Low Temperature Freezer) Type |
Vertical (Upright Ultra-Low Temperature Freezer) |
|
Storage Capacity : 808 L Storage Capacity |
808 L |
|
Temperature Range : -40°C ~ -86°C Temperature Range |
-40°C ~ -86°C |
|
Temperature Accuracy : 0.1°C Temperature Accuracy |
0.1°C |
|
Control System : Microprocessor control, LED display Control System |
Microprocessor control, LED display |
|
Alarm : Audible and visual alarm Alarm |
Audible and visual alarm |
| Dimensions and Construction | |
|
Structure : Unibody design & mono-assembly foaming (rigid polyurethane insulation) Structure |
Unibody design & mono-assembly foaming (rigid polyurethane insulation) |
|
Interior Material : 304 stainless steel Interior Material |
304 stainless steel |
|
Exterior Material : Cold-rolled steel with anti-bacteria powder coating Exterior Material |
Cold-rolled steel with anti-bacteria powder coating |
|
Insulation Thickness : 120 mm Insulation Thickness |
120 mm |
|
Door : Lockable door Door |
Lockable door |
|
Inner Doors : 4 Inner Doors |
4 |
|
Shelves : 3 pcs Shelves |
3 pcs |
|
Casters : 4 casters Casters |
4 casters |
|
Balance Hole : 1, φ18 mm Balance Hole |
1, φ18 mm |
|
Internal Dimensions (W×D×H) : 850 × 735 × 1335 mm Internal Dimensions (W×D×H) |
850 × 735 × 1335 mm |
|
External Dimensions (W×D×H) : 1090 × 1010 × 2025 mm External Dimensions (W×D×H) |
1090 × 1010 × 2025 mm |
|
Package Dimensions (W×D×H) : 1175 × 1075 × 2180 mm Package Dimensions (W×D×H) |
1175 × 1075 × 2180 mm |
|
Net Weight : 295 kg Net Weight |
295 kg |
|
Gross Weight : 365 kg Gross Weight |
365 kg |
| Refrigeration Configuration | |
|
Compartment Type : Ultra-low temperature freezer Compartment Type |
Ultra-low temperature freezer |
|
Compressor : Secop (2 sets) Compressor |
Secop (2 sets) |
|
Refrigeration Type : Direct refrigeration Refrigeration Type |
Direct refrigeration |
|
Refrigerant : HFC mixture refrigerant Refrigerant |
HFC mixture refrigerant |
|
Condenser & Evaporator : Made of copper Condenser & Evaporator |
Made of copper |
| Electrical System Configuration | |
|
Power Supply : AC 110V / 220V ±10%, 50/60 Hz Power Supply |
AC 110V / 220V ±10%, 50/60 Hz |
|
Rated Power : 1020 W Rated Power |
1020 W |
|
Energy Consumption : 15.6 kW·h / 24 h Energy Consumption |
15.6 kW·h / 24 h |
Type: Vertical
Temp.Range: -40~-86ºC
Temp. Accuracy: 0.1 ºC
Shelf : 1 pcs
Type : Vertical
Temperature Range: -40~ -86ºC
Temperature Accuracy : 0.1 ºC
Shelf : 1 pcs
Type: Horizontal type
Thermostat brand: KELD
Temperature Range: -60~-86ºC, adjustable
Temperature Accuracy: 0.1 ºC
Type : Vertical
Temperature Range: -60~-86ºC
Temperature Accuracy : 0.1 ºC
Temp. Test Port: 1, φ30mm
Type : Vertical
Temperature Range : -40~ -86ºC
Temperature Accuracy : 0.1 ºC
Structure: Unibody Design & Mono-assembly foaming (Rigid polyurethane insulation material)
Type : Horizontal type
Thermostat brand : KELD
Temperature Range: -60~-86ºC, adjustable
Temperature Accuracy: 0.1 ºC
Voltage : 220V 50Hz
Thermostat : Electronic
Temperature range : -86°C,adjustable
Package size: 950x980x1885mm
Type : Vertical
Temperature Range : -40~ -86ºC
Temperature Accuracy : 0.1 ºC
Structure: Unibody Design & Mono-assembly foaming (Rigid polyurethane insulation material)
Type : Vertical
Temperature Test Port : 1, φ25mm
Temperature Range : -40~ -86ºC
Temperature Accuracy : 0.1 ºC
Type: Horizontal type
Thermostat brand : KELD
Temperature Range: -60~-86ºC, adjustable
Temperature Accuracy : 0.1 ºC
Type: Vertical
Temperature Range: -40~-86 Degree
Temperature Accuracy: 0.1 ºC
Structure: Unibody Design & Mono-assembly foaming (Rigid polyurethane insulation material)
Type: Vertical
Temperature Range : -40~ -86ºC
Temperature Accuracy: 0.1 ºC
Structure: Unibody Design & Mono-assembly foaming (Rigid polyurethane insulation material)
Type : Vertical
Temperature Range : -40~ -86ºC
Temperature Accuracy: 0.1 ºC
Structure : Unibody Design & Mono-assembly foaming (Rigid polyurethane insulation material)
Type: Vertical (Upright Ultra-Low Temperature Freezer)
Temperature Range: -40°C ~ -86°C
Temperature Accuracy: 0.1°C
Structure: Unibody design & mono-assembly foaming (rigid polyurethane insulation)
Type : Vertical
Temperature Range : -40~-86ºC
Temperature Accuracy : 0.1 ºC
Structure : Unibody Design & Mono-assembly foaming (Rigid polyurethane insulation material)
Volume: 25 L
Temperature Range: +18°C to –86°C
Temperature Control Accuracy: Target temperature ±2°C
Steady-State Power Consumption: 75 W
Temperature Range: -40° to -86 °C
Refrigerant: Mixed
Power Supply: 220 V / 50 Hz
Power: 400 W
Voltage and Frequency: 220V ±10%, 50Hz
USB Data Download Port: Yes
Test Holes: 2
Temperature Range: -40°C to -86°C
Test Hole: 2
Temperature stability : +/- 5°C
Temperature Range: -40°C to -86°C
Temperature Accuracy: 0.1°C
Temperature Sensor: PTC
Temperature Range: -86°C
Temperature Control: Digital Controller
Refrigeration System: Single-stage
Voltage / Frequency: 220V ±10%, 50Hz
Test Hole: 1
Temperature Range: -60 ~ -86 °C
Shipping Size (W×D×H): 1500 × 830 × 1080 mm
Temperature Range: -40°C to -86°C
Sound Emission: 53 dB
Shipping Size (W×D×H): 1330 × 1020 × 2200 mm
Shelves Quantity: 3
Voltage: 220V50Hz/110V60Hz
Type: Chest/Deep Freezer
Transport Package: Plywood Box
Thermostat: Keld Brand
Voltage: 220V/50Hz
Type : Horizontal
Thickness of foaming layer: 100mm
Temperature Range: -40°c to -80°c, Adjustable
Voltage: DC 12V / 24V
Type: Box Type
Thickness of foaming layer : 100mm
Temperature display : Digital Data Display
Voltage : 220V50Hz/ 110v 60Hz
Type : Horizontal
Thickness of foaming layer : 100mm
Temperature range : -40°C to -80°C, adjustable
Voltage: 220V50Hz/ 110v 60Hz
Type : Horizontal
Thickness of foaming layer : 100mm
Temperature range: -40°C to -80°C, adjustable
Voltage: 220V/50Hz
Type : Horizontal
Thickness of foaming layer : 100mm
Temperature range: -40°C to -80°C, adjustable
Voltage: 220V/50Hz
Type : Horizontal
Thickness of foaming layer : 150mm
Temperature range: -86°C to -105°C, Adjustable
Voltage : 220V/50Hz
Type : Horizontal
Thickness of foaming layer : 150mm
Temperature range : -86°C to -105°C, Adjustable
Voltage : 220V/50Hz
Type : Horizontal
Thickness of foaming layer : 150mm
Temperature range: -86°C to -105°C, Adjustable
Temperature Sensor(Quick-Freezing Unit): PT100
Temperature Sensor(Plasma Blast Freezer ): PT1000
Temperature Range(Quick-Freezing Unit): -80°C to Room Temperature
Temperature Range(Plasma Blast Freezer ): -40°C to -86°C
