The LESR 50-NP from LEM is a Current Transducer with AC Input Current 50 A, DC Input Current -150 to 150 A, Output Current -0.07 to 0.07 A, Output Voltage 0.25 to 4.75 V, Supply Voltage 4.75 to 5.25 V. Tags: PCB Mount, AC Current Transducer, DC Current Transducer. More details for LESR 50-NP can be seen below.