MCU-219 INA219 I2C IIC Zero Drift Bi-directional Current Power Monitoring Sensor Module Sensor Breakout Monitoring Modules

Product Overview

The MCU-219 INA219 I2C IIC Zero Drift Bi‑Directional Current Power Monitoring Sensor Module delivers precise, real‑time voltage, current, and power measurements in a compact, easy‑to‑use breakout board. Designed for both hobbyists and industrial applications, this module offers zero‑drift accuracy, bi‑directional current sensing, and seamless I²C communication for rapid integration with microcontrollers like Arduino, Raspberry Pi, STM32, ESP32, and more.

Key Highlights

• High‑accuracy INA219 current sensor with 0.1 % measurement precision
• Zero‑drift, bi‑directional current sensing up to ±3.2 A
• Integrated I²C interface (0.3–5 V) for effortless data acquisition
• Built‑in voltage reference and programmable gain amplifier (PGA)
• Compact 2.54 mm pitch breakout board with solder‑friendly headers
• Robust 3.3 V/5 V power supply compatibility
• Low power consumption – ideal for battery‑powered projects
• Clear, user‑friendly documentation and example code for rapid prototyping

Technical Specifications

• Voltage range: 0 V to 26 V
• Current range: ±3.2 A (adjustable via external shunt resistor)
• Power measurement: 0 W to 80 W
• Resolution: 1 mV for voltage, 1 mA for current
• I²C address: 0x40 (modifiable with address pins)
• Operating temperature: –40 °C to +85 °C
• Dimensions: 24 mm × 24 mm (excluding headers)

Applications & Compatibility

This sensor breakout is perfect for:

• Embedded power monitoring in IoT devices
• Battery management systems (BMS) and UPS solutions
• Energy consumption tracking in smart homes
• Industrial process control and automation
• Educational labs and STEM projects

Compatible with Arduino Uno, Mega, Nano, ESP32, Raspberry Pi, STM32, BeagleBone, and any microcontroller that supports I²C communication.

Why Choose This Module?

• Reliable zero‑drift performance ensures long‑term accuracy
• Bi‑directional sensing captures both charging and discharging currents
• Easy integration with minimal wiring – just power, ground, SDA, and SCL
• Low cost without compromising on precision or durability
• Extensive community support and pre‑built libraries for popular platforms

Order Now

Elevate your power monitoring projects with the MCU-219 INA219 Module. Add it to your cart today and experience accurate, reliable, and hassle‑free current and power measurement.