TRI-TRONICS? is an American company that develops and manufactures high-quality sensors, a leader in the field of photoelectric sensors and elevator door protection. Since 1954 it has been at the forefront of producing solutions that are easy to use, install and maintain. Each product is individually tested for durability and reliability so it stands the test of time and assembled in the USA at our 28,000 square foot facility in Tampa, Florida. The Tri-Tronics team caters to customer needs - large or small - to complete requests with short turnaround times. TRI-TRONICS offers product customization and private labeling upon request.