Fluid Components International (FCI) solves flow and level measurement applications for industrial process and plant applications using patented thermal dispersion measurement technologies. FCI manufacturers air/gas mass flow meters, liquid/gas flow switches/alarms and liquid and interface point level switches/alarms. With more than 50 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 products are applied in OIl & Gas, Chemical Plants, Power Generation, Wastewater Treatment Facilities, Refining, MIning, and more, and where ever air/gas flow measurement is critical for process control or for compliance with environmental regulations is critical. FCI was founded in 1964 California. Today, FCI is headquartered in San Marcos, CA USA (near San Diego) and has operating subsidiaries in The Netherlands, China and Saudi Arabia. .