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Two sizes and three different low temperatures

Are you looking for the smallest chamber possible for your testing? Hate the footprint and noise of other temperature chambers? This is the model for you!

Weighs only 73kg (SU) and efficiently saves footprint with its compact design. Additional option stand (low and high stands with casters) allows easy storage to optimise your testing space.

  • Ten models, two sizes: 22.5L and 64L
  • High temperature to 180°C
  • Low temp to -20, -40, or -60°C
  • 0.8 cu.ft. models are our smallest chambers
  • Fully programmable

Easy to install and own


  • The SU models are small enough to be placed underneath or on top of a benchtop.
  • Smaller models run on standard 115V power, enabling easy installation anywhere.
  • Extremely quiet operation, as low as 55 dba, suitable for quiet labs or offices.

ESPEC’S Exclusive Programmer/Controller:

  • Simple key input of temperature, and time
  • Programmable operation with up to nine steps and 99 repeat loops
  • RS-485 communication port is standard

Chamber design features:

  • High performance with a space-saving footprint
  • One 1″ (25mm) diameter cable port on the right and left side
  • One adjustable stainless steel shelf
  • Temperature & humidity output terminals

Program operation up to 9 steps

Besides constant setting, the instrumentation allows program operation with 9 steps per pattern, temperature (humidity) heat-up and pull-down gradient settings to meet cycle testing conditions.

Safety features

  • Overheat protector
  • Humidifier boil-dry protector
  • Specimen power supply control terminal
  • Main power circuit breaker

Easy water supply (for SH model)

Water is supplied from the front side tank (equipped with a level sensor). Auxiliary water tank circuit (option) is also available for extended operation time.

Eco friendly

Compared to our previous model, our exclusive refrigerator control system allows a power consumption reduction of 55%.


VideoTesting for innovative storage solutions

Support when you need it

from expert people

Our after sales service and ability to support existing installations, from planned maintenance schedules and emergency repairs to full on-site refurbishment mean our customers equipment retains optimal performance and up time.