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Laboratory Equipment

Click on any product below to view information.

Advanced. Versatile. High Sensitivity.

Our lineup of laboratory thermal testing equipment includes HFM-100 Heat Flow Meter, THW-L1 Liquid Thermal Conductivity Meter, SSTR-F Steady-State ThermoReflectance Fiberoptics, Differential Scanning Calorimeter and Thermogravimetric Analyzer. Click on any of the thermal conductivity apparatus above to view more information or click one of the three options below to help you choose the right thermal conductivity equipment and method for your testing needs.

Read more about thermal conductivity instruments


Thermal Conductivity Heat Flow Meter


The Thermtest HFM is a steady-state method of measuring thermal conductivity of insulation and construction materials. With two flux sensors and exact temperature control, results are rapid and accurate.
ASTM C518, ISO 8301, & EN 12667
0.005 to 0.5 W/mK

Transient Hot Wire
Thermal Conductivity of Liquids

THW-L1 Liquid thermal conductivity meter

Transient Hot-Wire THW-L1 is widely used for the accurate measurement of thermal conductivity, thermal diffusivity and specific heat of liquids and pastes.
Conforms to ASTM D7896-19

Steady-State ThermoReflectance Fiberoptics


Steady-State ThermoReflectance Fiberoptics (SSTR-F) combines the technological power of laser based thermoreflectance experiments with the proven measurement capabilities of steady state thermal measurements.

Thermal Analysis Instruments

Differential Scanning Calorimeter Thermal Analyzer


The Differential Scanning Calorimeter (DSC-L600) is a powerful thermal analysis instrument that measures the heat flow of a sample as a function of time or temperature.
Conforms to ISO and ASTM standards

Thermogravimetric Analyzer TGA-1000/1500


The Thermogravimetric Analyzer TGA-1000/1500 is a thermal analysis instrument that measures weight changes as a function of temperature or time.
Conforms to ISO and ASTM standards

Find a Product

Purchasing a thermal conductivity testing system can be complex.  Thermtest has simplified things with Product Compare, Product Finder, and Method Comparison. If you still have questions regarding which product is right for you, please don't hesitate to request a demonstrations or contact us.

Thermal Conductivity Laboratory Instrument Portable Meter Product Finder

Product Finder

Select a material, set your options by dragging the silver ring, then click on an image in section 3 to view a match.

Thermal Conductivity Laboratory Instrument Portable Meter Product Finder

Method Comparison

A convenient list to quickly compare specifications of 8 methods. Scroll horizontally to view the chart or download a PDF copy.

Search Applications by Method

Explore the thermal properties of a diverse set of thermal conductivity applications.
Click on a method below to view applications or click here to view all thermal conductivity applications.


 Thermal Conductivity Applications HFM


A steady-state heat transfer system for measuring the thermal properties of foams, solids, and textiles.

thermtest thw-l1


Transient hot wire liquid thermal conductivity and thermal diffusivity instrument for testing liquids, pastes and powders.