Ultra Low Temperature Freezers
Also known as minus eighty freezers, a specialized category of laboratory freezer to maintain temperatures from –20°C to –80°C.
How Are Ultra-Low Temperature Freezers Used?
Ultra-low temperature (ULT) conditions can be critical for safe sample and reagent storage. ULT freezers typically cool to temperatures between −50°C and −80°C, which are significantly lower than standard freezer temperatures.
ULT freezers are essential items of equipment in many laboratories, especially those that require the safe and secure short- or long-term storage of materials such as vaccines or temperature-sensitive biological samples, including DNA, RNA, viruses, sera, and proteins.
ULT freezers are offered as vertical units, horizontal chest units, or under-bench units in a range of sizes and capacities up to 900 L or more. Small, compact portable benchtop models, typically 25 L, are also available and are a good option for personal use.
Most ULT freezers are built from robust and durable materials such as stainless steel, aluminum, or powder-coated sheet steel. Customizable internal storage layouts or compartments are also available. For example, they may have combinations of adjustable and exchangeable doors, shelves, baskets, and trays. Special racking systems, designed for storing cryogenic boxes, vial storage systems, or cryotubes, can also be purchased as accessories.
Available Features
• Energy-efficient, microprocessor-controlled systems
• Digital, user-friendly touchscreen displays
• Lockable, card-entry or self-closing doors for sample security
• Over-temperature alarms
• Remote temperature monitoring with USB download
• Inner doors and high-efficiency foam insulation to minimize temperature losses
• High-efficiency pump systems for faster cool-down times
• Back-up systems for power or mechanical failures
• Refrigerants that comply with the U.S. Environmental Protection Agency (EPA) Significant New Alternatives Policy (SNAP) program, European Union F-gas regulations, or other regulatory program requirements
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Filtered Search Results
Thermo Scientific™ TSX Series Ultra-Low Freezer Package
TSX Series Ultra-Low Freezer is an ultra low temperature freezer designed to meet the highest sustainability, temperature management and reliability standards for -80°C and -70°C storage. Package includes 2 shelves of racks and light bar kit.
| Refrigerant | R290 (1st stage), R170 + R290 mix (2nd stage) |
|---|---|
| Height (English) Exterior | 78 in. |
| Height (Metric) Exterior | 198.1 cm |
| Includes | Two shelves of sliding drawer racks for 2 in. boxes, New illumination light bar for color visual alert of alarm condition |
| Depth (Metric) Interior | 71.9 cm |
| Defrost | Manual |
| Shelves | 3 |
| Style | Upright |
| Depth (Metric) Exterior | 95.5 cm |
| Certifications/Compliance | cULus |
| Height (English) Interior | 51.2 in. |
| Insulation | Polyurethane Foam |
| Warranty | Warranty varies by country, please contact us for details. |
| Height (Metric) Interior | 130.1 cm |
| Smart View Compatibility | Smart-Vue Compatible |
| Compressor | V-drive |
| Green Features | Energy Efficient |
| Monitoring Options | Alarm, Recorder |
| Depth (English) Exterior | 37.6 in. |
| Type | Ultra-Low Freezer, Upright |
| Frequency | 60 Hz |
| Connectivity | Thermo Scientific™ DeviceLink™ (Networks: WPA2-PSK, WPA-PSK, WEP, WPA2-EAP-PEAP, WPA-EAP-PEAP) |
| Temperature Range | -50°C to -86°C |
| Depth (English) Interior | 28.3 in. |
| Product Line | TSX Series |
| Display | Touch-Screen LCD |
Thermo Scientific™ TSX Universal Series General Purpose Ultra-Low Freezers PROMO
TSX Universal Series Ultra-Low Freezers adapt to your needs, reduce your environmental impact, and are built on our most robust design ever.
| Voltage Compensation | ±10% |
|---|---|
| On-Board Datalogging | Temperature, Events, Diagnostics |
| Phase | Single |
| Plug Type | NEMA 5-15 |
| Door Style | Outer (1), Inner (2) |
| Refrigerant | R290 (1st stage), R170 + R290 mix (2nd stage) |
| Wattage | Compressor 938W |
| Interior | Optional Stainless Steel |
| Access Security | Standard Key Lock, Padlock Loop, Setpoint and Settings Security (Optional NFC Key Card Access) |
| Water Cooled | Not Available |
| Depth (Metric) Interior | 71.9 cm |
| Voltage | 100/230 V |
| Defrost | Manual |
| Shelves | 3 Adjustable, 1 Fixed |
| Amperage | 8.9-4.9 A |
| Style | Upright |
| Depth (Metric) Exterior | 95.5 cm |
| No. of Doors | 1 |
| Certifications/Compliance | cULus,CE,ENERGYSTAR,EPA SNAP |
| Exterior Finish | Painted Cold Rolled Steal |
| Insulation | Vacuum Insulation Panels (VIP) + Water-Blown Polyurethane Foam (SNAP-compliant) |
| Electrical Requirements | 100/230 V, 50/60 Hz |
| Warranty | Warranty varies by country, please contact us for details |
| Smart View Compatibility | Onboard accessory 5V and POE outlets |
| Chamber Material | Cold-rolled Steel |
| Backup Systems | Optional CO2 or LN2 |
| Cabinet Material | Scratch-resistant Painted Steel |
| Compressor | V-drive |
| Ports | 2 Rear Access Ports |
| Temperature Stability | 0.2°C |
| Green Features | Less hazardous, less waste, more energy efficient, responsibly packaged, extended life |
| Monitoring Options | Audible and Visual High and Low Temperature Alarms, Wireless |
| Depth (English) Exterior | 37.6 in. |
| Type | Ultra-Low Freezer, Upright |
| ACT Label | Yes |
| Setpoint Security | 2 Modes with Full Password or PIN options |
| Casters | 4 All-Direction Casters with Locks |
| Frequency | 50/60 Hz |
| Connectivity | Thermo Scientific™ Instrument Connect Compatible |
| Temperature Range | -40°C to -86°C |
| Depth (English) Interior | 28.3 in. |
| Product Line | TSX Universal Series |
| Display | Touch-Screen LCD |
| Temperature Resolution | 0.1°C |
Thermo Scientific™ TSX ultra-low freezer package with racks and boxes
TSX ultra-low freezer package with racks and boxes
| Insulation | Water-Blown Polyurethane Foam |
|---|---|
| Type | Ultra-Low Freezer, Upright |
| Shelves | 3 |
| Compressor | V-drive |
| Style | Upright |
| Temperature Range | -50°C to -86°C |
| Interior | Stainless Steel |
| Certifications/Compliance | EPA SNAP |
| Monitoring Options | Alarm, Recorder |
Thermo Scientific™ Revco™ ExF -86°C Upright UltraLow Temperature Freezer Packages: LN2/Racks
Uncompromised sample protection
| Insulation | Polyurethane Foam |
|---|---|
| Height (Metric) Interior | 130.8 cm |
| Height (English) Exterior | 77.9 in. |
| Operating Modes | Standard Operation |
| Inner Doors | 5 |
| Capacity (English) Shelf | 125 lb. |
| Height (Metric) Exterior | 197.9 cm |
| Type | LN2 |
| Capacity (Metric) Shelf | 56.7 kg |
| Shelves | 2 |
| Frequency | 60 Hz |
| Temperature Range | -58°F to -122.8°F |
| Certifications/Compliance | CE,cULus |
| Exterior Finish | Painted |
| Height (English) Interior | 51.5 in. |
| Display | LED |
Thermo Scientific™ TSX ULT 600-box A-Volt PROMO
Thermo Scientific™ TSX Series ultra-low freezers are designed to meet the highest sustainability, temperature management and reliability standards for -80°C and -70°C storage.
Thermo Scientific™ Forma™ 89000 Series Ultra-Low Freezer Package with Racks, Boxes, and CO2 Back-Up System
Forma 89000 Series Ultra-Low Freezer Package with Racks, Boxes, and CO2 Back-Up System
| Insulation | Vacuum Insulation Panels (VIP) + Water-Blown Polyurethane Foam (SNAP-compliant) |
|---|---|
| Warranty | Warranty varies by country, please contact us for details |
| Smart View Compatibility | Smart-Vue Compatible |
| Door Style | Outer (1), Inner (4) |
| Refrigerant | R290 (1st stage), R170 + R290 mix (2nd stage) |
| Interior | Stainless Steel |
| Monitoring Options | Alarm |
| Type | Ultra-Low Freezer, Upright |
| Defrost | Manual |
| Shelves | 3 |
| Frequency | 60 Hz |
| Connectivity | Thermo Scientific™ DeviceLink™ (Networks: WPA2-PSK, WPA-PSK, WEP, WPA2-EAP-PEAP, WPA-EAP-PEAP) |
| Style | Upright |
| Temperature Range | -50°C to -86°C |
| Product Line | Forma |
| Display | Touch-Screen LCD |
Thermo Scientific™ Forma™ FDE Series Ultra-Low Temperature Freezers PROMO
Thermo Scientific™ Forma™ FDE Series ultra-low temperature freezers feature reduced energy usage, a simplified touchscreen interface, four capacities, and an ergonomic cabinet design.
| Insulation | Polyurethane Foam |
|---|---|
| Warranty | Warranty varies by country, please contact us for details |
| Smart View Compatibility | Smart-Vue Compatible |
| Door Style | Outer (1), Inner (4) |
| Refrigerant | R290 (1st stage), R170 + R290 mix (2nd stage) |
| Compressor | H-drive |
| Green Features | Energy Efficient |
| Inner Doors | 4 |
| Monitoring Options | Alarm, Recorder |
| Type | Ultra-Low Freezer, Upright |
| Setpoint Security | Yes |
| Defrost | Manual |
| Frequency | 60 Hz |
| Connectivity | External Monitoring/Cloud Compatible; 4-20mA, RS485, Dry Contacts |
| Style | Upright |
| Temperature Range | -50°C to -86°C |
| No. of Doors | 1 |
| Certifications/Compliance | cULus |
| Product Line | Forma |
| Display | HIC 5.6 in. 7-segment display with capacitive touch buttons |
Thermo Scientific™ Revco™ ExF -86°C Upright UltraLow Temperature Freezer Packages: Recorder/Shelves
Uncompromised sample protection
| Insulation | Polyurethane Foam |
|---|---|
| Height (Metric) Interior | 130.8 cm |
| Height (English) Exterior | 77.9 in. |
| Operating Modes | Standard Operation |
| Inner Doors | 5 |
| Capacity (English) Shelf | 125 lb. |
| Height (Metric) Exterior | 197.9 cm |
| Capacity (Metric) Shelf | 56.7 kg |
| Shelves | 2 |
| Frequency | 60 Hz |
| Temperature Range | -58°F to -122.8°F |
| Certifications/Compliance | CE,cULus |
| Height (English) Interior | 51.5 in. |
| Display | LED |
Thermo Scientific™ Revco™ RLE Ultra-Low Freezer Package with Racks and Boxes
Revco RLE ultra-low freezer package with racks and boxes
| Insulation | Water-Blown Polyurethane Foam |
|---|---|
| Type | Ultra-Low Freezer, Upright |
| Door Style | Outer (1), Inner (5) |
| Defrost | Manual |
| Shelves | 2 |
| Style | Upright |
| Temperature Range | -50°C to -86°C |
| Interior | Stainless Steel |
| No. of Doors | 6 |
| Certifications/Compliance | EPA SNAP |
| Monitoring Options | Alarm, Recorder |
Thermo Scientific™ Revco™ RLE Ultra-Low temperature freezer package with racks, boxes, and chart recorder
Revco RLE ultra-low freezer package including freezer, racks, boxes and factory-installed chart recorder
| Insulation | Water-Blown Polyurethane Foam |
|---|---|
| Type | Ultra-Low Freezer, Upright |
| Door Style | Outer (1), Inner (5) |
| Defrost | Manual |
| Shelves | 2 |
| Style | Upright |
| Temperature Range | -50°C to -86°C |
| Interior | Stainless Steel |
| No. of Doors | 6 |
| Certifications/Compliance | EPA SNAP |
| Monitoring Options | Alarm, Recorder |
Thermo Scientific™ TSX Universal Series General Purpose Ultra-low Freezers PROMO
The next generation of the most trusted ULT platform adapts to specific needs and reduces environmental impact.
| Voltage Compensation | ± 10% |
|---|---|
| On-Board Datalogging | Temperature, Events, Diagnostics |
| Phase | Single |
| Plug Type | NEMA 5-15 |
| Door Style | Outer (1), Inner (2) |
| Refrigerant | R290 (1st stage), R170 + R290 Mix (2nd stage) |
| Wattage | Compressor 938W |
| Interior | Optional Stainless Steel |
| Access Security | Standard Key Lock, Padlock Loop, Setpoint and Settings Security (Optional NFC Key Card Access) |
| Water Cooled | Not Available |
| Depth (Metric) Interior | 71.9 cm |
| Voltage | 100/230 V |
| Defrost | Manual |
| Shelves | 3 Adjustable, 1 Fixed |
| Amperage | 8.9 to 4.9 A |
| Style | Upright |
| Depth (Metric) Exterior | 95.5 cm |
| No. of Doors | 1 |
| Certifications/Compliance | cULus,CE,ENERGYSTAR,EPA SNAP |
| Exterior Finish | Painted Cold Rolled Steal |
| Insulation | Vacuum Insulation Panels (VIP) and Water-Blown Polyurethane Foam (SNAP-compliant) |
| Electrical Requirements | 100/230 V, 50/60 Hz |
| Warranty | Warranty Varies by Country, Please Contact Us for Details |
| Smart View Compatibility | Onboard Accessory 5V and POE Outlets |
| Chamber Material | Cold-rolled Steel |
| Backup Systems | Optional Carbon Dioxide or Liquid Nitrogen |
| Cabinet Material | Scratch-resistant Painted Steel |
| Compressor | V-drive |
| Ports | 2 Rear Access Ports |
| Temperature Stability | 0.2°C |
| Green Features | Less Hazardous, Less Waste, More Energy Efficient, Responsibly Packaged, Extended Life |
| Monitoring Options | Audible and Visual High and Low Temperature Alarms, Wireless |
| Depth (English) Exterior | 37.6 in. |
| Type | Ultra-low Freezer, Upright |
| ACT Label | Yes |
| Setpoint Security | 2 Modes with Full Password or PIN Options |
| Casters | 4 All-Direction Casters with Locks |
| Frequency | 50/60 Hz |
| Connectivity | Thermo Scientific™ Instrument Connect Compatible |
| Temperature Range | -40°C to -86°C |
| Depth (English) Interior | 28.3 in. |
| Product Line | TSX Universal Series |
| Display | Touch-Screen LCD |
| Temperature Resolution | 0.1°C |
Thermo Scientific™ Revco™ CxF Series -86°C Ultra-Low Temperature Chest Freezers
Reliably store samples with versatile Thermo Scientific™ Revco™ CxF Series −86°C Ultra-Low Temperature Chest Freezers.
| Voltage Compensation | Buck/Boost |
|---|---|
| Refrigerant | R404A (1st stage), R508B (2nd stage) |
| Interior | Stainless Steel |
| Access Security | Key Lock |
| Condenser Type | Fin and Tube, Forced-Air Cooled |
| Control Type | Push Button LED |
| Defrost | Manual |
| Style | Chest |
| Certifications/Compliance | CE,cULus,FDA Class I,UL |
| Exterior Finish | Powder-coated Steel |
| Data Outputs | RS-485, 4-20mA, dry contacts - standard |
| Insulation | Polyurethane Foam |
| Warranty | Warranty varies by country, please contact us for details |
| Smart View Compatibility | Smart-Vue Compatible |
| Backup Systems | CO2 or LN2 Optional |
| Cabinet Material | Cold-rolled Steel |
| Compressor | Hermetic |
| Operating Modes | Standard Operation |
| Monitoring Options | Alarm, Recorder |
| Type | Ultra Low Freezer, Chest |
| Setpoint Security | Single ID |
| Model | Revco |
| Chart Recorder | Optional 7-day chart recorder |
| Temperature Range | -50°C to -86°C |
| Product Line | Revco |
| Display | Push Button LED |
Thermo Scientific™ Forma™ 89000 Series Ultra-Low Freezer Package with Racks and Boxes
Forma 89000 Series Ultra-Low Freezer Package with Racks and Boxes
| Insulation | Vacuum Insulation Panels (VIP) + Water-Blown Polyurethane Foam (SNAP-compliant) |
|---|---|
| Warranty | Warranty varies by country, please contact us for details |
| Smart View Compatibility | Smart-Vue Compatible |
| Door Style | Outer (1), Inner (4) |
| Refrigerant | R290 (1st stage), R170 + R290 mix (2nd stage) |
| Interior | Stainless Steel |
| Monitoring Options | Alarm |
| Type | Ultra-Low Freezer, Upright |
| Defrost | Manual |
| Shelves | 3 |
| Frequency | 60 Hz |
| Connectivity | Thermo Scientific™ DeviceLink™ (Networks: WPA2-PSK, WPA-PSK, WEP, WPA2-EAP-PEAP, WPA-EAP-PEAP) |
| Style | Upright |
| Temperature Range | -50°C to -86°C |
| Product Line | Forma |
| Display | Touch-Screen LCD |
Thermo Scientific™ TSX ULT Ultra-Low Temperature Freezers PROMO
These TSX Series ultra-low freezers are designed to meet the highest sustainability, temperature management and reliability standards for -80°C and -70°C storage.
| Insulation | Vacuum Insulation Panels, Water-blown Polyurethane Foam (SNAP-compliant) |
|---|---|
| Height (Metric) Interior | 130.1 cm |
| Smart View Compatibility | Smart View Compatible |
| Refrigerant | R290, R170/R290 Mix |
| Height (English) Exterior | 78 in. |
| Compressor | V-drive |
| Green Features | Energy Efficient |
| Interior | Stainless Steel |
| Monitoring Options | Alarm, Recorder |
| Height (Metric) Exterior | 198.1 cm |
| Depth (English) Exterior | 37.6 in. |
| Depth (Metric) Interior | 71.9 cm |
| Type | Ultra-low Freezer |
| Defrost | Manual |
| Shelves | 3 |
| Frequency | 60 Hz |
| Connectivity | Thermo Scientific™ DeviceLink™ (Networks: WPA2-PSK, WPA-PSK, WEP, WPA2-EAP-PEAP, WPA-EAP-PEAP) |
| Style | Upright |
| Temperature Range | -50°C to -86°C |
| Depth (Metric) Exterior | 95.5 cm |
| Certifications/Compliance | ENERGYSTAR |
| Depth (English) Interior | 28.3 in. |
| Height (English) Interior | 51.2 in. |
| Product Line | TSX Series |
| Display | Touch-Screen LCD |
Thermo Scientific™ Forma™ 89000 Series Ultra-Low Freezer Package with Racks, Boxes, and LN2 Back-Up System
Forma 89000 Series Ultra-Low Freezer Package with Racks, Boxes, and LN2 Back-Up System
| Insulation | Vacuum Insulation Panels (VIP) + Water-Blown Polyurethane Foam (SNAP-compliant) |
|---|---|
| Warranty | Warranty varies by country, please contact us for details |
| Smart View Compatibility | Smart-Vue Compatible |
| Door Style | Outer (1), Inner (4) |
| Refrigerant | R290 (1st stage), R170 + R290 mix (2nd stage) |
| Interior | Stainless Steel |
| Monitoring Options | Alarm |
| Type | Ultra-Low Freezer, Upright |
| Defrost | Manual |
| Shelves | 3 |
| Frequency | 60 Hz |
| Connectivity | Thermo Scientific™ DeviceLink™ (Networks: WPA2-PSK, WPA-PSK, WEP, WPA2-EAP-PEAP, WPA-EAP-PEAP) |
| Style | Upright |
| Temperature Range | -50°C to -86°C |
| Product Line | Forma |
| Display | Touch-Screen LCD |