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Upright Ultra Low Temperature Freezer


Laboratory space is often limited. Telstar’s Boreas ultra-freezers are equipped with ultra-vacuum insulation panels. These panels ensure significantly better insulation capacity compared to the standard ones made with polyurethane foam.


  • Great versatility for various storage boxes and racks.
  • Storage capacity increased by up to 30%.
  • The U830 model is one of the largest capacity models for sample storage.
  • One-handed opening system, even when used repeatedly.
  • Designed with environmental awareness.


These freezers are suitable for research laboratories, hospitals, and biotechnology centres for the long-term preservation of high-value samples, ensuring the stability and preservation of the biological properties of stored materials.

  • Life sciences (biology, bacteria, and microorganisms).
  • Pharmaceuticals and chemicals (synthetic materials, enzymes, reagents).
  • Medical (cells, DNA, bone material, plasma, viruses).
  • Food industry (deep-sea fishing).


  • Available in two sizes: 445, 570, and 830 litres.
  • A heated pressure relief port that allows for easy door opening, even with frequent use.
  • Use of completely pure natural refrigerants.
  • Easy maintenance.
  • User-friendly and intuitive control panel.
  • Entire interior made of AISI 304 stainless steel.
  • Five interior doors.
  • VIP technology (ultra-vacuum insulation panels) providing 30% more storage capacity in the same space.

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