The GO 20-SME/SP2 from LEM is a Current Transducer with AC Input Current -50 to 50 A, Output Current 0.02 to 0.025 A, Output Voltage +/- 0.5 V, Supply Voltage 3.3 to 5.5 V, Accuracy 0.013. Tags: PCB Mount, AC Current Transducer, DC Current Transducer. More details for GO 20-SME/SP2 can be seen below.