About this item

🔌 INA3221 Current & Voltage Sensor Module – 3 Channels I2C

The INA3221 module is an advanced sensor capable of measuring current and voltage on 3 independent channels via an I2C interface.
It is ideal for power monitoring, IoT projects, and platforms like Arduino, ESP32, and Raspberry Pi.

🛡️ Features & Advantages

• 🔌 Simultaneous measurement on 3 channels
• 📊 Measures both current and voltage
• 🔌 I2C interface (configurable address)
• ⚡ 3.3V and 5V compatible
• 🎯 High accuracy with calibration support
• 🧰 Compact and easy to integrate

📦 Technical Description

• 🧩 IC: INA3221
• 🔢 Channels: 3
• 🔌 Interface: I2C (SDA, SCL)
• ⚡ Supply voltage: 3.3 – 5 V DC
• 📏 Voltage measurement range: up to ~26 V
• 🔋 Current measurement: via onboard shunt resistors
• 🎯 Resolution: 13-bit (typical)
• 📏 Dimensions: approx. 30 × 20 mm

🛠️ Applications

• 🔋 Battery and power monitoring
• 🤖 Arduino, ESP32, Raspberry Pi projects
• ⚡ Energy management systems
• 🧪 Electronics prototyping
• 📊 Multi-channel monitoring

⚠️ Usage Notes

• ❗ Respect voltage and current limits
• 🔧 Check I2C address when using multiple modules
• 🛡️ Ensure proper shunt connections

✨ Key Features

• 🔌 3 independent channels
• 📊 Current and voltage measurement
• 🔌 I2C interface
• ⚡ 3.3V / 5V compatible
• 📦 Ideal for power monitoring