The LDSR 0.3-TP/SP1 from LEM is a Current Transducer with AC Input Current -900 to 900 A, Output Current -0.04 to 0.04 A, Output Voltage 0 to 5 V, Supply Voltage 4.75 to 5.25 V, Accuracy 0.133. Tags: PCB Mount, AC Current Transducer, DC Current Transducer. More details for LDSR 0.3-TP/SP1 can be seen below.