Sensorex was founded in 1972 to manufacture quality sensors for water applications.  The company today is a leader in sensor technologies and systems, manufacturing more than 2,000 different sensor packages.  Our mission is to provide customers with quality pH, ORP, Conductivity, Dissolved Oxygen, Free Chlorine, Chlorine Dioxide, and other specialty sensors as well as a full line of sensor accessories and knowledgeable customer service.