Liquid Controls LLC

Lake Bluff, IL 60044


About Liquid Controls LLC



105 Albrecht Drive
Lake Bluff, IL 60044

More Info on Liquid Controls LLC

Liquid Controls Avery Hardoll Logos Meters 4 8 19 5cabb75120eac

Liquid Controls is a global leader in aviation fuel metering systems. Liquid Controls (LC) sold its first fuel flowmeter to the U.S. Air Force in 1956 while Avery-Hardoll got its start in Europe in 1932. Since then, LC and Avery-Hardoll have grown to become global leaders in the aviation industry for the most accurate and reliable flowmeter systems and continuous innovation that enhances metering performance, increases safety, and streamlines data management. 

Liquid Controls is dedicated to providing our customers fueling automation systems that streamline aviation fueling operations and deliver fueling data wirelessly while ensuring the highest level of efficiency and data quality control. 

Liquid Controls' LCR.iQ and MASTERLOAD.iQ are central to CENTRILOGiQ, the next generation fuel automation and data management platform that revolutionizes aviation fueling for added system accessibility, data management, safety, and simplicity.

Products and Press Releases

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Fueling Equipment & Accessories


Oct. 24, 2018
The LCR.iQ is Liquid Controls' newest fueling register that is a product of over two years of customer development collaboration. Easy to operate, intuitive and fully configurable...
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Fueling Equipment & Accessories

Liquid Controls Unveils Wearable AR Technology for Aviation Fueling

Oct. 10, 2017
FlightConnect Glass uses proprietary embedded hardware and software to wirelessly display live meter-register data including active fuel being delivered, flow rates, temperatures...
Fllight Connect Lcr To Office 544aa43392121
Fueling Equipment & Accessories

Easy-to-use Data Capture

Oct. 30, 2014
FlightConnect is an automated, easy-to-use data capture and management system that streamlines into-plane fueling operations. FlightConnect collects the details of each fueling...
Lcr600 Aviation Fueling
Fuel Distributors, Suppliers, & Manufacturers

Liquid Controls Creates Aviation Business Line

June 10, 2014
New group will be dedicated to providing into-plane fueling and airport bulk fuel management solutions.
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Fueling Equipment & Accessories


Dec. 5, 2012
FlightConnect is an automated, easy-to-use data management system. FlightConnect collects fueling details at the gate or at the plane and delivers them, wirelessly, to the doorstep...
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Airport Technology

Data management systems

May 31, 2012
Liquid Controls FlightConnect is an automated, easy-to-use data acquisition and data management system that collects the details of each fueling at the gate or at the plane. It...


Dan Clevenger

Strategic Markets Leader

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All content from Liquid Controls LLC

Flowmeters 10024599
Inspection & Testing

Flow Meters

June 22, 2007
Liquid Controls is an industry leader with more than 45 years experience supplying quality flow meters for the aviation industry. Liquid Controls also supplies mechanical registers...
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Fueling Equipment & Accessories

Fuel Data Acquisition

June 22, 2007
LectroCount® FlightConnect™ data acquisition system for aviation refueling captures fueling data at the gate.
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Fueling Equipment & Accessories

Electronic Register

June 22, 2007
The Liquid Controls' LectroCount LCR-II electronic register retrofits to nearly all flow meters and is ideal for aviation refuelers, hydrant carts and cabinet refuelers. The...