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- SKU: 08004
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INA219 High-Side DC Current, Voltage & Power Monitor Sensor Module with I2C Interface
The 7Semi INA219 Current Sensor Module is a high-precision voltage, current, and power monitoring solution designed for embedded systems, battery-powered devices, industrial automation, robotics, and energy management applications. Based on the Texas Instruments INA219 high-side current shunt and power monitor IC, this module enables accurate measurement of bus voltages from 0V to 26V DC while simultaneously monitoring current consumption and calculating power usage in real time.
Featuring a precision onboard 0.1Ω shunt resistor and an I²C-compatible interface, the INA219 allows developers to easily integrate advanced power monitoring capabilities into Arduino, ESP32, STM32, Raspberry Pi, and other microcontroller-based projects. The device continuously measures both shunt voltage and bus voltage, providing direct current and power calculations through its internal calibration and multiplication engine.
The INA219 includes a programmable gain amplifier (PGA), configurable conversion times, built-in filtering options, and calibration registers that enable highly accurate measurements across a wide range of operating conditions. With support for up to 16 configurable I²C addresses, multiple INA219 modules can be connected on a single I²C bus for multi-channel current and power monitoring applications.
Whether you are monitoring battery discharge, optimizing power consumption, evaluating solar energy systems, measuring motor current, or performing system diagnostics, the 7Semi INA219 Current Sensor Module offers a reliable, accurate, and easy-to-use solution for real-time electrical parameter monitoring.
Features
- Measures bus voltage, current, and power simultaneously
- Supports bus voltage sensing from 0V to 26V DC
- High-side current sensing without disturbing system ground
- Precision onboard 0.1Ω current shunt resistor
- Direct current measurement through internal calibration engine
- Built-in power calculation for real-time wattage monitoring
- I²C and SMBus compatible communication interface
- Supports up to 16 programmable I²C addresses
- Programmable Gain Amplifier (PGA) for flexible measurement ranges
- Configurable conversion times and digital filtering options
- High measurement accuracy with low offset drift
- Internal calibration registers for improved precision
- Low power consumption suitable for battery-powered applications
- Compatible with Arduino, ESP32, STM32, Raspberry Pi, and other microcontrollers
- Compact breakout board with clearly labeled connections
Specifications
- Accuracy: 0.5% (Maximum)
- Senses Bus Voltages: 0 to 26V
- Interface: I2C
- Operating Voltage: 2.7V - 5.5V
- Dimension in mm: L=25mm W=25mm H=13.97mm
- Bandwidth: 5.5KHz
- Gain Error: 0.5%
Package Includes
- 1x INA219 High-Side DC Current, Voltage & Power Monitor Sensor Module with I2C Interface
Warranty Terms :
Branded products (Waveshare/ Raspberry Pi/ Radxa/ DWIN etc) are as per brand warranty terms. Generic products are eligible for replacement within 7 days of delivery based on following conditions.
Products are eligible for a replacement if there is physical damage during transit or a clear manufacturing defect. Any claim for damage/ wrong items/ replacement must be made within 48 hours of successful delivery of the product. Requests for refund of amount or exchange of product(s) will be reviewed on a case by case basis and HUBTRONICS carries final rights to take a final decision on refund, store credit or exchange.
What to take care of ?
Most of our products are technical in nature and require trained personnel to handle them. Any kind of mishandling can result in damage or malfunctioning of the product, it is not possible for us to provide a replacement or refund if the product is damaged due to technical or physical mishandling.
Who pays the return shipping cost?
Free of cost return pickup from delivery address is eligible for products categorized as manufacturing defect/ Damage in transit/ Wrong items delivered. We do not support return pickup for any B2B order or offline orders not placed on website. Buyer need to arrange return shipping for B2B orders.
What voids warranty?
Please note that replacement/ return or refund is not possible if the product is not compatible with your system/application. Please check all the technical details/ dimensions etc. before ordering and contact us for any kind of clarifications.
If product is soldered/ programmed at any point or physically altered in any way, it is not eligible for return/ replacement. If the item requires soldering for testing, please ensure that you use suitable clips or jig to test it without soldering. Any kind of soldering job makes the product ineligible for return or replacement.
Following items are not eligible for return under any circumstances
- Device Programmers / Dongles
- Soldering Consumables (Wire, Flux etc)




