Product overview
Built for reliable long-term storage
–50°C to –86°C Temperature range
5 models 244 to 966 litres
7-inch Touchscreen control
Eco Line Energy-optimised models
Why Memmert ULT
Stable cooling, layered protection and remote visibility
01
Stable cooling
Dual-cascade cooling supports uniform temperatures and fast recovery after door opening.
02
Layered safety
Visual and audible alarms, battery backup and optional emergency cooling protect stored samples.
03
Connected operation
Remote monitoring and live alerts help users respond when storage conditions need attention.
Applications
Storage for critical biological materials
DNA and RNA
Ultra-low storage for nucleic acid samples.
Proteins and enzymes
Protection for temperature-sensitive materials.
Blood and serum
Storage for clinical sample workflows.
Vaccines
Suitable for vaccine and mRNA workflows.
Storage design
Organised access with less temperature exposure
Partitioned compartments and adjustable shelves help organise samples while limiting chamber exposure.
✓Separately partitioned compartments
✓Individually accessible internal areas
✓Height-adjustable shelves
✓Flexible layouts for different sample formats
Model range
Choose the capacity that fits your workflow
| Model | Volume | Internal dimensions | Version | Best suited for |
|---|---|---|---|---|
| ULT240 / ULT240eco | 244 litres | 450 × 1111 × 489 mm | Standard / Eco | Compact storage |
| ULT360 / ULT360eco | 360 litres | 450 × 1276 × 627 mm | Standard / Eco | Medium-volume storage |
| ULT500 / ULT500eco | 506 litres | 600 × 1345 × 627 mm | Standard / Eco | High-throughput labs |
| ULT750 / ULT750eco | 750 litres | 890 × 1345 × 627 mm | Standard / Eco | Large-capacity storage |
| ULT1000 / ULT1000eco | 966 litres | 1035 × 1276 × 732 mm | Standard / Eco | Maximum storage capacity |
John Morris Group support
Select the right Memmert ULT freezer
Discuss capacity, storage layout, installation and service requirements with our team.













