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Thermo Scientific™ Evolution™ Smart Thermostatted Linear 8-Cell Changer Accessory

Precisely position up to eight samples with the Thermo Scientific™ Evolution™ Smart Thermostatted Linear 8-Cell Changer Accessory

Manufacturer:  Thermo Scientific™ 840219000

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Catalog No. 14-380-435

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Precisely position up to eight samples with the Thermo Scientific™ Evolution™ Smart Thermostatted Linear 8-Cell Changer Accessory for the Thermo Scientific™ Evolution™ 200 Series and Thermo Scientific™ Evolution™ 300 spectrophotometers.  Thermostatting, where required, is accomplished with a flow of water from an external temperature controlled recirculating water bath.


  • Make the most of your spectrophotometer’s capabilities
  • Automate measurement of up to 8 samples
  • Automate measurement of standards for QA/QC measurements
  • Measure multi-cell kinetics reactions



  • Temperature range: -10° to 100°C
  • Precision cell holder mechanism securely holds up to 8 standard 10mm pathlength cells
  • Automatic recognition and alignment
  • Precision engineered cell transport system offers quiet operation and positioning accuracy
  • Easy connections for circulating liquid temperature control
  • Collection tray and drain catches any leaking samples
  • Full software control with Thermo Scientific™ INSIGHT™ software on the Evolution 200 and Thermo Scientific™ VISIONpro™ software on the Evolution 300



  • Use in sample position of Evolution 200/300 only



  • Recirculator package for temperature control
  • Appropriate temperature probe(s) for temperature monitoring


NOTE: Microcell and semi-microcell applications with this accessory are not recommended.



Custom calibration sequence in INSIGHT software for the Evolution 200 spectrophotometers finds the center of each cell aperture and remembers the position, going to that spot precisely each time it measures the cell.
Sample position only
Evolution 200 Series and Evolution 300 Spectrophotometers
10mm pathlength standard volume
<10mm pathlength cells with appropriate spacer
Smart Thermostatted Linear 8-cell Changer

Single cell position with PN 10011401. Temperature probe accessory for Smart accessories in both Evolution 200 Series and Evolution 300.

Up to 8 positions with PN 840-214600. Temperature probe and hub and additional probes with Evolution 200 Series spectrophotometers with INSIGHT software.
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