Innovative dual convection technology with excellent temperature performance, providing an optimal sample environment.

Product Selection

Model Series Volume Chamber Exterior Finish Electrical
51028066 IMH60 2.3 cu. ft., 66L Coated 120V 60Hz
51028133 IMH60 2.3 cu. ft., 66L Coated 230V 50/60Hz
51028717 IMH60 SS 2.3 cu. ft., 66L Stainless steel 230V 50/60Hz
51028067 IMH100 3.67 cu. ft., 104L Coated 120V 60Hz
51028134 IMH100 3.67 cu. ft., 104L Coated 230V 50/60Hz
51028718 IMH100 SS 3.67 cu. ft., 104L Stainless steel 230V 50/60Hz
51028068 IMH180 6.3 cu. ft., 178L Coated 120V 60Hz
51028135 IMH180 6.3 cu. ft., 178L Coated 230V 50/60Hz
51028719 IMH180 SS 6.3 cu. ft., 178L Stainless steel 230V 50/60Hz



  • Dual convection for application versatility—fan speed adjustable from 0 to 100%.
  • Advanced digital timer for daily or weekly ON / OFF cycles.
  • Internal socket (120V models only) allows the use of equipment, such as shakers or stirrers, inside the unit.
  • Easy to clean, corrosion-resistant stainless-steel interior (AISI 304).
  • Intuitive user interface for setting temperature.
  • Large, easy to read vacuum fluorescent display.
  • Exceptionally small footprint.


  • Broad temperature range from 5°C above ambient to 105°C—suitable for drying applications.
  • Temperature uniformity of ±0.6 (Fan off) and between ±0.2°C and ±0.4C (Fan full speed) (measured at 37°C).
  • Temperature stability of ±0.1°C (measured at 37°C).
  • Internal glass door allows sample viewing without impacting temperature.

Ordering Information

  • Products only available in North America.


  • 2 year warranty.


Thermo Scientific Heratherm Advanced Protocol Microbiological Incubators Product Brochure