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Thermo Scientific™ CryoStar™ NX50 Cryostat

Manual cryostat designed to accommodate the needs of the routine clinical laboratory by offering a form-fitting ergonomic design, with optional height adjustment, vacutome and Cold D disinfection

Manufacturer:  Thermo Scientific™ 957110L

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Catalog No. 95-711-0L

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Includes: Standard Unit: 30mm Specimen Chuck -Red, 30mm Specimen Chuck - Green, 30mm Specimen Chuck - Blue, 30mm Specimen Chuck - Gold, Allen Key - 5mm, Allen Key - 6mm, Waste tray, Brush shelf, Brush -coarse f/cleaning, Magnetic Brush - small beveled, Magnetic Brush - goat's hair, Blade handling tool, power cord, USB stick, adjusting pin, Operator guide, anti-roll plate
With Vacutome: Additional Brush f/cleaning vacuum hose, Coarse filter f/use with vacutome, Hose Extension w/nozzle - vacutome, Nozzle - sectioning, Filter bag 25 pcs,
With Cold Disinfaction: Additional Measuring Cup, Plastic funnel

Requires : Low- or High-profile blade holder or 16cm steel knife carrier must be designated at time of ordering
This item is not returnable. View return policy



The Thermo Scientific CryoStar NX50 Cryostat follows in the footsteps of the popular CryoStar NX70 Cryostat by offering standard features well-suited to the routine clinical histology laboratory.

Ergonomic/Safety features

  • Optional height adjustment from 82-112cm to allows for sectiong while sitting or standing and acommodates users of different heights quickly
  • Body contoured band and integrated arm rest controls
  • Motorised coarse advance to max 3mm/s
  • Cold Disinifection (Optional) Disinfections the cold cryochamber in just 50 minutes.
  • Handwheel lock, blade guard and magnetic blade removal tool
  • 3 Program memory for storage of regular sectioning parameters
  • Touch screen operation with intuitive software to accommodate multiple users
  • Manual sectioning - For motorized sectioning please see the NX70 cryostat
Cryochamber features
  • Spacious stainless steel chamber for workflow organisation
  • Chamber cooling to -25°C±2°C (at 20°C ambient)
  • Separate specimen head cooling to -43°C±2°C (at 20°C ambient)
  • Continuously cooled knife holder to -27°C±2°C (at 20°C ambient)
  • 18 cryobar storage positions including 1 quick freeze location
  • Integrated peltier fast freezing device rapidly cools to -57°C±3°C
  • Vacutome (Optional) for stretching of cryosections
Microtome features
  • Manual light touch rotary flywheel
  • Section thickness from 0.5µm to 500µm
  • Precise stepping motor blade advance for minimal vibration
  • when sectioning
  • Vertical stroke length of 64mm
  • 48mm horizontal feed range
  • 20µm specimen retraction on return stroke, with optical indication
  • Sample orientaiton adjutable 8° in the Y axis for increased stability and 360° z axis rotation

  • Standard unit includes Rapid Response Object Head Temperature Control, form-fitting design and color touch screen user interface for control of instrument functions
  • Optional features include integrated height control, Cold Disinfection module and vacutome system


Certificate of Hygiene, CE Marked

Warranty and Services

One-year warranty



w/Height Adjustment w/Low-Profile Blade Carrier
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