LPG - LNG - Propane - Autogas - Liquid Level and Quantity Solutions

CIES Inc is one of the world’s leading suppliers of fuel level sensing solutions in aviation is looking to expand our patented technology across a broad array of industries and markets. 

Our products improve safety and efficiency for thousands of people in aircraft every day and our patented technology has applications in automotive, appliance, industrial, military, heavy vehicle, heating, air conditioning, data, telecommunications, recreational vehicle and marine applications.

Alternative fuels are playing a bigger role in engine design, and create some unique challenges for level sensing solutions. Compressed Natural Gas (CNG), Liquefied Petroleum Gas (LPG), Liquified Natural Gas (LNG) engines and its infrastructure are steadily gaining position around the world. They offer improved fuel diversity and emissions benefits - not to mention tax and mobility incentives in some areas.

CIES Inc has developed a wireless level sensor solution for these applications.  Designed for harsh automotive applications.  We have the experience, developed in aviation, to build intrinsically safe level sensor solutions for CNG and LPG powered cars, trucks, buses and forklifts. 

Our CIES Inc. aviation fuel level solutions meet the strictest FAA TSO standards for fuel level sensor design and manufacture.   Our CNG and LPG products have the capability to meet regulations set by the International Organization for Standardization (ISO) as well as by the United Nations Economic Commission for Europe (UN ECE) and will bear these organizations’ approval marks and certification numbers. More than 65 countries worldwide have adopted ISO 15500 and UN ECE R110 for CNG and R67 for LPG.

CIES Inc. products are developed together with OEMs to the highest performance requirements and made to the highest quality standards.  

Proven in aviation suitable for your high value application.

Contact us for more information.