The JGS4-74 from Sensor Electronic Technology is a Current Transducer with AC Input Current 0 to 500 A, Output Current 0.004 to 0.02 A, Supply Voltage 24 V, Power Consumption 0.4 to 0.5 W, Accuracy 0.50%. Tags: Panel Mount, AC Current Transducer. More details for JGS4-74 can be seen below.