ACS712 20A Current Sensor Module – Hall Effect AC/DC Current Measurement Module for Arduino, ESP32 & Raspberry Pi
Rs. 109.00
Skip to product information
ACS712 20A Current Sensor Module – Hall Effect AC/DC Current Measurement Module for Arduino, ESP32 & Raspberry Pi
Rs. 109.00
Taxes included.
Shipping calculated at checkout.
The ACS712 20A Current Sensor Module is a precision Hall Effect-based current sensing module capable of measuring both AC and DC currents up to ±20A. Designed around the Allegro ACS712 IC, this module provides an analog voltage output proportional to the measured current while maintaining complete electrical isolation between the sensing circuit and the output.
The ACS712 is widely used in Arduino, ESP32, Raspberry Pi, STM32, and other microcontroller-based projects for current monitoring, power management, battery charging systems, solar energy applications, motor control, and industrial automation.
Its compact size, low noise, fast response time, and easy interfacing make it an ideal solution for students, hobbyists, engineers, and IoT developers looking to measure electrical current safely and accurately.
🚀 Key Features
- Measures both AC and DC current
- Current sensing range: ±20A
- Based on the Allegro ACS712 Hall Effect Sensor IC
- Electrical isolation between current path and signal output
- Analog voltage output proportional to measured current
- High accuracy with low noise
- Fast response time
- Compact PCB design
- Easy interface with Arduino, ESP32, Raspberry Pi, STM32, and other microcontrollers
- Suitable for DIY and industrial monitoring applications
📦 Package Includes
- 1 × ACS712 20A Current Sensor Module
📊 Technical Specifications
| Parameter | Specification |
|---|---|
| Sensor IC | ACS712ELCTR-20A |
| Measurement Range | ±20A AC/DC |
| Operating Voltage | 5V DC |
| Output Type | Analog Voltage |
| Sensitivity | Approximately 100 mV/A |
| Isolation Voltage | 2.1 kVRMS (Internal Hall Isolation) |
| Response Time | Approximately 5 µs |
| Operating Temperature | -40°C to +85°C |
| Mounting Type | PCB Module |
💡 Recommended Applications
- AC and DC current monitoring
- Arduino current measurement projects
- ESP32 energy monitoring systems
- Battery management systems (BMS)
- Solar power monitoring
- Motor current measurement
- Power supply testing
- Smart energy meters
- Industrial automation
- Robotics and embedded systems
- IoT power monitoring solutions
- DIY electronics projects
🌟 Why Choose the ACS712 20A Current Sensor?
- Measures both AC and DC currents with a single module
- Hall Effect sensing provides electrical isolation and enhanced safety
- High sensitivity and fast response for accurate current monitoring
- Easy analog interface with popular development boards
- Compact and reliable design suitable for prototyping and production
- Ideal for students, makers, engineers, and industrial applications