ACS712 Current Sensor Module | 5A / 20A / 30A Range | Hall Effect Current Detection for Arduino & Microcontrollers

🔹 Key Features

• ✅ Hall Effect Technology – Provides electrically isolated current measurement.
• ✅ Multiple Current Ranges – Choose between 5A, 20A, and 30A versions.
• ✅ Analog Output Voltage – Proportional to current input (centered around Vcc/2).
• ✅ Compact Design – Easy to mount and connect with screw terminals.
• ✅ Bidirectional Current Measurement – Detects both positive and negative currents.
• ✅ Fully Compatible with Arduino and Other Boards
• ✅ Power and Output Indicator LEDs (on some versions)

🔹 Specifications

Parameter

5A Version

20A Version

30A Version

Current Range

±5A

±20A

±30A

Sensitivity

185mV/A

100mV/A

66mV/A

Operating Voltage

5V DC

5V DC

5V DC

Output Type

Analog (0.5V–4.5V typical range)

Measurable Currents

AC and DC

AC and DC

AC and DC

Isolation Voltage

2100V RMS

2100V RMS

2100V RMS

Board Size

Approx. 31mm x 13mm