Gram BioUltra ULT vriezers
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Key features of Gram BioUltra ULT freezers
- Temperature range from approximately −86 °C to −60 °C
- Designed for long-term storage of extremely temperature-sensitive samples
- High temperature stability throughout the entire storage chamber
- Advanced alarm system with visual and audible alerts
- Potential-free alarm contact for external monitoring
- Suitable for GMP, GLP and pharmaceutical environments
Applications
- Biobanks and long-term sample storage
- Pharmaceutical and clinical research
- Storage of DNA, RNA and cell material
- Universities and research institutes
- Life sciences and biotechnology
How are Gram BioUltra product codes structured?
Each Gram BioUltra ULT freezer is identified by a product code that provides insight into the freezer type and configuration:
- UL – Ultra low temperature freezer
- 570 – Net storage volume
- C – Glass door
- L – Solid door
Example: BioUltra UL570C is a BioUltra ULT freezer with a temperature range down to approximately −86 °C, a net capacity of around 570 litres and a glass door for visual inspection.
Available Gram BioUltra models
BioUltra 570
- BioUltra UL570C – glass door
- BioUltra UL570L – solid door
Frequently asked questions
When should I choose an ultra low temperature freezer?
An ultra low temperature freezer is required when samples must be stored long-term at temperatures down to approximately −86 °C, for example in biobanking, molecular research and pharmaceutical applications.
What is the difference between a ULT freezer and a standard laboratory freezer?
ULT freezers operate at significantly lower temperatures than standard laboratory freezers and are specifically designed for the long-term preservation of highly sensitive biological materials.

Gram BioUltra ULT freezers are ultra low temperature (ULT) freezers designed for the safe and long-term storage of highly temperature-sensitive samples at extremely low temperatures. These freezers are developed for applications where maximum temperature stability, reliability and sample integrity are critical.
BioUltra freezers are part of the Gram BioLine range and are specifically designed for biobanks, pharmaceutical environments and research institutes. With a temperature range down to approximately −86 °C, these ULT freezers are suitable for the storage of biological materials, DNA, RNA and other valuable samples.
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This product group is part of the category Ultra low temperature (ULT) freezers and belongs to the Gram Bioline range.