Current Sensor Module Board, +/-50 Amp, DIN Rail Mount Version.

Features：
The item of current sensor module provides economical and precise solutions for AC or DC current sensing. Typical applications include motor control, load detection and management, power supply and DC-to-DC converter control, inverter control, and overcurrent fault detection.
Output voltage proportional to AC or DC currents.
High quality PCB housing/carrier, DIN rail mountable - for width 35 / 32 / 15mm rails.
DIN mount case can be taken apart for panel mount use.
FR-4 fiber glass PCB, dual copper layers.
100% new, never used.

Electrical Parameters:
Load Maximum Current: ±50A.
Load Frequency Bandwidth: DC ~ 120 kHz.
Isolation Voltage: 4800V AC.
Sensitivity: 40mV/A.
Operating Voltage: Regulated 5VDC, or 8 ~ 35VDC.
Operating Current: 20mA(max).

Datasheet: https://www.czh-labs.com/tmp/madeimg/datasheet/d-1085.pdf