The HTRS 50 -SBI 4-20MA INST. from LEM is a Current Transducer with AC Input Current 50 A, DC Input Current -100 to 100 A, Output Current 0.004 to 0.02 A, Output Voltage 12 to 24 V, Supply Voltage 11.5 to 26 V. Tags: Panel Mount, DIN Rail Mount, AC Current Transducer, DC Current Transducer. More details for HTRS 50 -SBI 4-20MA INST. can be seen below.