The AHR 2000 B420 from LEM is a Current Transducer with AC Input Current 2000 A, DC Input Current 3000 A, Output Current 0.025 A, Supply Voltage 20 to 50 V, Accuracy 0.01. Tags: Panel Mount, AC Current Transducer, DC Current Transducer. More details for AHR 2000 B420 can be seen below.