TRI-TRONICS® designs, manufactures and supplies high-quality photoelectric sensors, fiberoptic light guides and controls for a wide variety of industrial automation applications. The performance of Tri-Tronics sensors in real-world applications sets us apart from the competition in the market. Need your equipment to run faster and produce more? Compare a Tri-Tronics sensor with output performance measureable in MICROseconds against competing products with output performance measureable in MILLIseconds.