Phaostron, founded in 1937, specializes in the development and manufacturing of precision instrumentation, measurement, and control devices for military and commercial equipment. Their product line includes instruments, sensors, transmitters, meters, and replacement parts for use in military and commercial airplanes, helicopters, ships, tanks, and industrial equipment applications. With over 85 years of innovation, Phaostron's products meet the highest standards for durability, accuracy, sensitivity, and long-term performance, catering to defense, commercial aviation, and oil & gas industries. They operate a state-of-the-art 31,000 sq.-ft. manufacturing facility in Azusa, California, serving prestigious enterprises like U.S. Government, Boeing, Lockheed, and other allied countries' armed forces.