ACS712 5A Current Sensor Module
The ACS712 5A current sensor module delivers high-accuracy AC and DC current measurements for industrial automation, robotics, and power monitoring systems. Utilizing a low-noise, integrated Hall-effect linear current sensor IC, this module features an internal 1.2 mΩ conductor path for minimal power loss. It operates reliably on a 5V DC supply and outputs a precise, micro-controller-compatible analog voltage signal optimized at 185mV/A sensitivity. Perfect for real-time load monitoring, overcurrent protection, and smart energy management interfaces.
₹ 89
₹ 110
| : | |
| Made In : | India |
The ACS712 Current Sensor Module is a Hall-effect based current sensing module used to measure both AC and DC current in electronic circuits. It provides electrical isolation between the measured circuit and the control system, making it safe and reliable for Arduino, ESP32, Raspberry Pi, and other microcontrollers.
This module is widely used in power monitoring systems, battery management, motor control, and energy measurement applications.
Key Features
- Measures both AC and DC current
- Hall-effect based isolated sensing (no direct electrical contact)
- Bidirectional current measurement (positive & negative)
- Low internal resistance for minimal power loss
- High accuracy analog output
- Compatible with Arduino, ESP32, Raspberry Pi
- Available in multiple ranges (5A, 20A, 30A variants)
- Compact and easy-to-use module
- Fast response time
Technical Specifications
| Parameter | Specification |
|---|---|
| Sensor IC | ACS712 Hall Effect Sensor |
| Operating Voltage | 5V DC |
| Current Ranges | ±5A / ±20A / ±30A (variant dependent) |
| Output Type | Analog voltage |
| Sensitivity | ~185 mV/A (5A variant) |
| Isolation Voltage | High electrical isolation |
| Measured Current | AC & DC |
| Response Time | Fast |
| Operating Temperature | Industrial range |
How to Use
- Connect VCC to 5V supply
- Connect GND to ground
- Connect OUT pin to Arduino analog input (A0 etc.)
- Pass load current through sensor terminals (IP+ and IP-)
- Read analog values using microcontroller
- Convert readings into current using calibration formula
- Use for monitoring motors, loads, or battery systems
Applications
- Motor current monitoring
- Battery charging/discharging systems
- Solar power monitoring systems
- IoT energy meters
- Overload protection systems
- Robotics power monitoring
- Industrial automation systems
- Smart home energy tracking
Package Includes
1 * 5A ACS712 Current Sensor Module for Arduino – Bidirectional Hall-Effect Current Detection
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