The CKSR 50-NP from LEM is a Current Transducer with DC Input Current -150 to 150 A, Output Current -58 to 58 mA, Output Voltage 0.375 to 4.625 V, Supply Voltage 4.75 to 5.25 V, Accuracy 0.008. Tags: PCB Mount, AC Current Transducer, DC Current Transducer. More details for CKSR 50-NP can be seen below.