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FCI-Fluid Components International

Company Profile


Contact Information

Contact: Mary Pund
Phone: 800-854-1993


FCI-Fluid Components International
1755 La Costa Meadows Dr.
San Marcos CA 92078
United States

Fluid Components International solves flow and level measurement applications for industrial process and plant applications using patented thermal dispersion flow measurement technologies. With more than 40 years experience and the world’s largest installed base of thermal dispersion instruments, you can count on FCI to know your application and have proven solutions that will save you time and expense.

FCI was founded in 1964 in Canoga Park, California area. In 1980, we relocated our corporate and manufacturing facility to San Marcos, California (near San Diego). In order to support our increasing international customer base, we opened our European Sales and Service Center in the Netherlands in 1993. In January 2003, FCI added the coveted AS9000 certificate to our certifications portfolio.

Our design, manufacturing and calibration systems, processes and facilities are continuously reviewed, audited and accepted by the major industry leaders. Our Industrial Division provides flow, liquid level, interface and temperature sensors utilizing thermal dispersion flow measurement technologies. Our world-class Flow and Level Calibration Facility is continually being improved, expanded and upgraded to meet our customer's increasing requirements.

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FCI ST Series Flow Meters

Thermal Mass Flowmeters for Economical Tank Blanketing

June 26, 2014
FCI’s mass flowmeters are calibrated to specific gases such as nitrogen for superior accuracy in FCI’s NIST-approved Calibration Laboratory. Read More

FCI Video: The Importance Of Flow Meter Calibration

July 9, 2013
Accurate calibration of flow meters to the specific fluid and application environment ensures accurate performance. Tour the in-house FCI Flow Calibration Laboratory. Read More

FCI Video: Flat Panel Flow Conditioning Simplifies Installation

July 9, 2013
Learn how to increase flow meter accuracy and measurement repeatability in turbulent pipeline flows with an advanced flow conditioning technology featuring a unique panel design. Read More

FCI Video: Process Analyzer Fluid Sample Monitoring Ensures Accurate Data

July 9, 2013
Even the most sophisticated Process Analyzer Systems can't operate effectively without a proper fluid or gas sample. Learn how to avoid this problem with a new sample monitoring solution from FCI. Read More

New Products

FCI ST102A thermal mass flow meter

Accurate Air/Gas Measurement In Large Pipes & Ducts

September 20, 2013

The future-ready ST102A Air/Gas Thermal Mass Flow Meter from Fluid Components International (FCI) features an advanced dual-element averaging system.

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FCI Model FS10A Analyzer Flow Switch/Monitor

Analyzer Flow Switch/Monitor

January 7, 2013
The Model FS10A Analyzer Flow Switch/Monitor from Fluid Components International (FCI) ensures flow to water or gas sampling systems or analyzers. Read More

White Papers

FCI Measuring Methane

Measuring Methane-Based Digester Gas Flow In Wastewater Treatment Plants

July 3, 2012
Wastewater treatment digester gas systems, as well as other biogas applications such as landfills, are challenged by wide flow variations, dirty and wet gas, and a potentially explosive gas. Read More

Advances in Thermal Dispersion Mass Flow Meter Accuracy

November 22, 2011
Thermal flow measuring technology has advanced through the years, necessitating the need for improved calibration methodologies for flow meters. Read More
FCI Digester Biogas

Digester Biogas Flow Measurement

November 22, 2011
Find out how the engineers at a municipal wastewater treatment utility expanded their biogas digester system and sought an improvement over their existing, maintenance-intensive flow metering technology. Read More
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