Ultra-low temperature freezers (ULT freezers)

Ultra-low temperature (ULT) freezers are used for the long-term storage of highly temperature-sensitive samples at extremely low temperatures, typically down to approximately −86 °C. These freezers are essential in laboratories where stability, reliability and sample integrity are critical, such as biobanking, molecular research and pharmaceutical applications.

Within this subcategory you will find professional ULT freezers from specialised manufacturers. The assortment is composed to support different laboratory requirements in terms of storage capacity, temperature stability and application focus.

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This page is part of the main category Laboratory refrigerators, freezers & ULT freezers.

Vestfrost ULT freezers

Vestfrost ULT freezers
Gram BioUltra ULT vriezers

Gram BioUltra ULT vriezers

Available ULT freezer product groups

Within our range of ultra-low temperature freezers, we currently offer two dedicated product groups. Each brand has its own positioning and is suited to specific laboratory requirements.

Brands within ultra-low temperature freezers

Gram BioUltra ULT freezers are part of the Gram Bioline portfolio and are designed for laboratories that require maximum temperature control, advanced monitoring and long-term reliability. These freezers are commonly used in biobanks, research institutes and pharmaceutical environments. More information about this brand can be found on the Gram Bioline brand page.

Vestfrost ULT freezers offer an alternative within the ultra-low temperature segment and are often selected when specific configurations, capacities or brand preferences are required. These freezers are suitable for professional laboratory environments that demand robust and reliable ULT storage. More information is available on the Vestfrost Solutions brand page.

Applications of ULT freezers

  • Long-term storage of biological samples
  • Biobanking and genetic research
  • Storage of DNA, RNA and proteins
  • Pharmaceutical and clinical research
  • Research environments with strict temperature requirements

Industries

  • Pharmaceutical industry
  • Biotechnology
  • Medical and clinical laboratories
  • Universities and research institutes
  • Hospitals and research centres

Key characteristics of ULT freezers

  • Temperature ranges down to approximately −86 °C
  • Stable and uniform temperature distribution
  • Fast temperature recovery after door opening
  • Alarm systems for temperature deviations and door status
  • Designed for continuous operation in critical environments

Frequently asked questions

When do I need an ultra-low temperature freezer?

An ultra-low temperature freezer is required when samples must be stored for extended periods at temperatures below −40 °C, for example in biobanking and molecular research.

What is the difference between standard laboratory freezers and ULT freezers?

ULT freezers are engineered for much lower temperatures and provide higher levels of insulation, temperature stability and monitoring compared to standard laboratory freezers.

Which ULT freezer is best for my application?

The choice between Gram BioUltra and Vestfrost ULT freezers depends on factors such as storage volume, configuration requirements and laboratory standards. Our specialists are happy to assist you in selecting the right solution.

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