According to our records, this business is located at 71 Vista Montana in San Jose (in Santa Clara County), California 95134, the location GPS coordinates are: 37.41352 (latitude), -121.956536 (longitude). Supertex Inc is categorized under Radiation Sensors (SIC code 3674). Known organization manager is Melissa Chal. You can contact the company by phone at (408) 222-8880; the following fax number is also provided: (408) 222-8840.