Chest freezer

TT 50-90

The freezer that keeps its promise: Even when opened and closed frequently, it cools - and stays cool. Ideal for storing your samples at a constant temperature with energy-efficient operation.

  • Temperature range : -50°C to -10°C
  • Capacity: 90 l


  • Optimum use of interior space: thanks to vacuum insulation panels (VIP), extensive interior space is provided together with compact exterior dimensions
    - Improved energy efficiency compared to standard PU foam insulation
  • Extremely quiet cooling unit
  • Microprocessor-controlled adjustment using a membrane keyboard
    - Clearly legible LED display
    - Protection against inadvertent activation
  • Maximum reliability thanks to an alarm system that is separate from the mains, with battery capacity for approx. 72 hours
    - Display of the maximum temperature reached in the interior area during the fault
    - Visual and acoustic alarm signal
  • Interfaces
    - Potential-free contact with the connection to an external alarm system
    - RS485 interface
    - 100 mV/K output for connecting a temperature recording system 
  • High-grade stainless steel interior
  • Interior without fixtures enables easy cleaning and disinfection
  • Bushing (diameter 19mm), e.g. for temperature monitoring with external sensors
  • Lockable cover latch with lever action
  • Insulation cover with optimum sealing efficiency
    - Profiled construction, as a result no interior cover required
    - Magnetic seal with an additional sealing surface
    - Door frame heating

Technical data

Model TT 50-90
Temperature range  -50°C to -10°C
Control accuracy   +/- 1 K
Capacity  90 litres
Interior [WxDxH] 59 x 43 x 37 cm
External dimensions [WxDxH] 76 x 71 x 88 cm
Weight  92 kg
Ambient temperature +12°C to +30°C
Electrical connection 230 V / 50 Hz


  • Circulation fan for uniform temperature distribution throughout the interior area
  • Mobile design (four fixed rollers, two with a brake)
  • Your desired option is not listed? Just ask us!


TT 90-RC stainless steel shelf

  • For storage of six standard cryoboxes (135 x 135 x 52 mm) per shelf
  • 12 shelves possible per chest
  • Extra gaps for optimum, uniform and rapid cooling of all the refrigerated items

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