Forma Vertical Light Chambers address a variety of applications that require sample exposure with light, along with temperature control.

Product Selection

Model Capacity Alarm Types Electrical
3909 11 cu. ft., 311L Temperature and Humidity, adjustable 208-220V 60Hz
3928 29 cu. ft., 821L Temperature, adjustable 120V 60Hz
3942 29 cu. ft., 821L Temperature and Humidity, adjustable 208-220V 60Hz



  • Solid door comes standard.
  • Flexible set up of light modules addresses requirements for sample distance to light and sample volume.
  • Address applications under optimal conditions with light choices. Wide light distribution is achieved with 7 light bulbs.
  • Three different light modules are available to address specific applications:
  • ICH stability testing - addressing light and UV exposure according to guideline Q1B.
  • Plant growth - addressing high red/blue radiation for optimal growth conditions.
  • Animal hatching - providing daylight simulation.

Program light cycles:

  • Day/Night or Individual on/off cycles for every day of the week.
  • Dawn/dusk simulations with increasing light intensity in 3 steps.


Thermo Scientific Forma Vertical Light Chambers Product Brochure