Current Sensor Module Board, +/-5 Amp, DIN Rail Mount Version.

Features:
The item provides economical and precise solutions for AC or DC current sensing in industrial, commercial, and communications systems. Typical applications include motor control, load detection and management, switched-mode power supplies, and overcurrent fault protection. The device is not intended for automotive applications.
 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: ±5A..
 Load Frequency Bandwidth: DC ~ 80 kHz.
 Minimum Isolation Voltage: 2.1 kV(RMS).
 Sensitivity: 185mV/A.
 Operating Voltage: Regulated 5VDC, or 8 ~ 35VDC.
 Operating Current: 20mA(max).

Specification:
 http://audiowind.oss-cn-hongkong.aliyuncs.com/pdf/D-1020.pdf