Amber Instruments boasts a very wide range of transducers with capacities from 0.07Nm to 350,00Nm in a variety of different styles (keyed shaft, flange, spline, square, hollow, etc.) and speeds up to 30,000 RPM with standard bearings
Slip Ring
Model T110
Miniature Pulley Drive Slip Ring Torque Transducer
Model T331
Low Capacity Shaft Drive Slip Ring Torque Transducer
Models T360-T364
Miniature Shaft Drive Slip Ring Torque Transducer