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BI Technologies

TT Electronics

BI Technologies, a brand of TT Electronics, has been a trusted innovator in electronic components for over 50 years, supplying precision resistive and electromagnetic components to the world’s leading industries. Known for quality, reliability, and engineering excellence, BI Technologies designs and manufactures a wide range of sensors, resistors, encoders, trimmers, and potentiometers that meet the rigorous demands of industrial, transportation, and instrumentation applications.


The BI Technologies portfolio includes power and signal electromagnetic components, steering sensors, precision trimmers, and turn-counting dials, offering versatile solutions for motion control, signal conditioning, and system calibration. Their cermet and wirewound potentiometers, surface-mount resistors, and magneto-resistive sensors are engineered for high accuracy, stability, and long-term performance.


From fine-tuning circuit resistance to precise position sensing, BI Technologies components are essential in achieving efficient control, reduced system noise, and improved reliability in modern electronics. Supported by TT Electronics’ global network, BI Technologies continues to advance sensor and resistor technology for smarter, more efficient designs.


Product Highlights


CategorySpecsBenefitsApplicationsKey Products (MPNs)
Precision Potentiometers0.25–5W, 10Ω–500KΩ, linear/log taperSmooth, accurate resistance adjustmentIndustrial control, test equipment8143R5KL.25, AR5KL.25, CR500L.5
Trimmer Potentiometers1-turn or 25-turn, cermet/wirewoundCompact, stable calibration performancePCBs, sensor tuning, calibration3381R5KL.5, 3371R1KL.5
Resistors±1–10% tolerance, axial, 0.25–2WHigh stability, low temperature driftPower management, signal control7221R10KL.25, 7216R500L.25
Encoders & SensorsMagnetic or resistive, multi-turnHigh accuracy motion and position feedbackAutomotive, robotics, industrial automation6153V1A360L.5, 8153V1T5L.5
Electromagnetic ComponentsPower/signal chokes, transformersCompact design, optimized for noise reductionTransportation, power systemsCustom assemblies available

Products

BI TECHNOLOGIES 1/4W-15-5%
BI TECHNOLOGIES 1/4W-220R-5%
BI TECHNOLOGIES 11R5362
BI TECHNOLOGIES 12R332
BI TECHNOLOGIES 13R688
BI TECHNOLOGIES 143-140A
BI TECHNOLOGIES 143-141A
BI TECHNOLOGIES 143-142A

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