The JB2 Series from Sensor Electronic Technology is a Current Transducer with AC Input Current 0 to 1800 A, Output Current 0.004 to 0.02 A, Output Voltage 10 V, Supply Voltage +/- 15 to 48 V, Accuracy 0.01. Tags: Panel Mount, AC Current Transducer. More details for JB2 Series can be seen below.