The legacy of your work is forever supported by ours.
When you store your samples in a -80ºC freezer, you need to know that they are safe for a week, a month, a year or even a decade. With a time-tested heritage in laboratory storage, bio-banking and cell therapy, Thermo Fisher Scientific provides the peace of mind that your work will last.
Browse through our portfolio and use our new ULT selection guide, or ask one of our experts to help tailor a solution specific to your needs.
Industry Best Warranty
2 years parts and labor
12 years compressor parts
Sample security without sacrifice in a
sustainable way
The complete TSX Series family is ENERGY STAR certified.
18x models
4 sizes
3 voltages
Energy Efficiency
Thermo Scientific TSX Series ultra-low temperature freezers are 25-42% more energy efficient compared to conventional-refrigerant freezer models.
See the comparison
Comparison of energy usage between TSX Series freezers and conventional freezers during operation at -80°C over a 24 hour run time.
| TSX40086D | Eppendorf F570 |
| Power usage | |
| 0.33 kW | 0.48 kW |
| Energy Usage | |
| 7.9 kWh | 11.5 kWh |
| TSX40086D users saw a 31% reduction in energy use | |
| TSX60086D | Eppendorf F570 |
| Power usage | |
| 0.36 kW | 0.48 kW |
| Energy Usage | |
| 8.7 kWh | 11.5 kWh |
| TSX60086D users saw a 25% reduction in energy use | |
* Data for competitive models is from published specifications as of July 2017
| TSX40086D | Panasonic MDF-U56VC |
| Power usage | |
| 0.33 kW | 0.58 KW |
| Energy Usage | |
| 7.9 kWh | 12.48 kWh |
| TSX40086D users saw a 37% reduction in energy use | |
| TSX60086D | Panasonic MDF-U76VC |
| Power usage | |
| 0.36 kW | 0.58 kW |
| Energy Usage | |
| 8.7 kWh | 15.12 kWh |
| TSX60086D users saw a 42% reduction in energy use | |
Fastest door opening recovery on the market
TSX spends ~40% less time at warm temperatures—even with more door openings
V-drive technology
Adaptive control of the V‑drive quickly and efficiently restores set point even during multiple door openings in a busy lab.
Variable Speed Compressors (V-Drive) change speed in response to activity instead of cycling on and off like standard, single-speed compressors.
