The HOP 500-SB/SP1 from LEM is a Current Transducer with AC Input Current 500 A, DC Input Current -1000 to 1000 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 500-SB/SP1 can be seen below.