Flexible Solutions. Durable Equipment. Dependable Results

We design and manufacture high-performance thermal mass flow meters for nearly every gas or liquid application.

We have the right solutions

Services done right will have a positive impact on your business. Help us understand you and your business needs so that we can serve you better.


We are proud of our work

We design, manufacture, and calibrate thermal mass flow meters and flow switches for a variety of liquid and gas measurement applications. Contact us to see how we can help you solve your measurement challenges.

Latest blog posts

Read more about our latest news posts and be informed.

Central Pacific Controls – New Sales Partner of Thermal Instrument Flow Meter Product Line

Central Pacific Controls (CPC), headquartered in Honolulu, HI, has added the Thermal Instrument Mass Flow Meter line along with their other process controls […]

Innovative Process Controls (IPC) and Thermal Instrument Company provide Sales Coverage in California

Innovative Process Controls (IPC), headquartered in El Segundo, CA, has expanded its sales coverage and can now offer process controls and instrumentation across […]

Thermal Instrument Expands Sales territories with Lesman Instrument, A Kele Company, in Pacific Northwest

Lesman Instrument, headquartered in Bensenville, IL, recently merged with Kele Company of Memphis TN, and has an expanded offering in the process controls […]

Thermal Instrument Expands Sales territories with Trivaco Southeast (TSE)

Trivaco, Tri-State Valves & Controls, headquartered in Hebron, KY, has been a sales partner promoting and supporting the Thermal Instrument product line of […]