The AP 100 B10 from LEM is a Current Transducer with AC Input Current 50 to 100 A, Output Voltage 0 to 10 V, Supply Voltage -24 to 24 V, Accuracy 0.01, Frequency 0.03 to 2 kHz. Tags: Panel Mount, DIN Rail Mount, AC Current Transducer. More details for AP 100 B10 can be seen below.