The HOP 400-SB from LEM is a Current Transducer with AC Input Current 400 A, DC Input Current -600 to 600 A, Output Current 0.02 A, Output Voltage - 4 to 4 V, Supply Voltage - 12 to 15 V. Tags: Panel Mount, AC Current Transducer, DC Current Transducer. More details for HOP 400-SB can be seen below.