The HUT-50U6S/V1 from Yuanxing Electronics is a Voltage Transducer with Accuracy 0.005, Input Voltage 50 to 60 V, Output Voltage 1 to 5 V, Supply Voltage ±12, Temperature Operating Range -25 to 85 Degree C. Tags: DIN Rail Mount, AC Voltage Transducer. More details for HUT-50U6S/V1 can be seen below.