The CASR 15-NP from LEM is a Current Transducer with AC Input Current 15 A, DC Input Current -51 to 51 A, Output Current -0.053 to 0.053 A, Output Voltage 0.375 to 4.625 V, Supply Voltage 4.75 to 5.25 V. Tags: PCB Mount, AC Current Transducer, DC Current Transducer. More details for CASR 15-NP can be seen below.