‌TT Electronics/BI is a global supplier of engineered electronic components focused on providing high-reliability products for the defense and aerospace, medical, transportation, energy and industrial electronics markets. ‌

TT Electronics/BI's main products include light sensors, infrared LEDs and sensors, infrared module accessories, photoelectric switches, trimmer potentiometers, precision potentiometers, torque and position steering sensors, etc. These products are known for their high reliability and stability. Well-known for its quality, it provides services to customers in more than 40 countries and regions around the world. The company's products are used in a wide range of applications, including but not limited to medical, professional audio, and industrial welding, automation, and instrumentation.

BI Technologies, as a company under TT Electronics, specializes in the design and manufacturing of electronic components for customers in the above market areas. Its main products include trimmer and precision potentiometers, position sensors, graduated variable resistors, resistors and resistor banks, integrated passive networks, transformers, inductors and hybrid and power hybrid microcircuits. These products not only meet the standard needs of the market, but also provide customized technical services to meet the specific needs of customers.