Precision Geothermal Home

The GeoCube

The GeoCube is a state-of-the-art polished silver aluminum thermal conductivity / thermal response test unit. Built for portability, durability and ease of use, the unit is ready to tackle your TC/TRT test needs in a range of environmental and geotechnical conditions.

The GeoCube's centralized data collection system ensures rapid and efficient data transfer to the included PC-based software analysis suite.  Our data output utilizes standards that have been based on research and standards by ASHRAE and IGSHPA for closed loop geothermal ground heat exchangers.

Need accurate TC/TRT Data?  Need it fast?  The geocube is your solution for results delivered on your schedule without waiting to fit into a third party schedule.



  • High grade aluminum construction for strength and portability

  • Now up to 17.5 KW output on GC3 GeoCube Models

  • GeoCube range now offers 1,100 ft range based on the Extended Range GeoCube
    construction style.

  • Optional "GeoCube Booster" pump available for high head or high flow requirements

  • A continuous air purge system for smooth function

  • 2 in / 5cm insulation for functionality in a range of conditions

  • ~150lb / 68kg (shipping weight with accessories) for portability

  • Sensors and data collection designed to meet ASHRAE 111-8TRP

 The GeoCube with Advanced Datalogger,
Anodized Finish and optional "H" Valve Assy.

Extended Range GeoCube (1,100') with
Advanced GSM Datalogger
The GeoCube in the field:  Rain, Snow or Shine.

The GeoCube in the field.  Goes where the job is.