Electro-Sensors Inc largest revenue segment is Monitoring and Process Control Systems, at a revenue of 8,555,000 in the most earnings release.For geography, United States, Canada, Mexico, Brazil, Chile, Peru, United Kingdom, Ukraine, Egypt, South Africa, India, Australia, China, South Korea, Vietnam, Malaysia, Philippines, Thailand, and Singapore is the primary market for Electro-Sensors Inc, at a revenue of 8,555,000.