INA226 Voltage and Current Module CJMCU-226 Monitor
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INA226 Voltage and Current Module CJMCU-226 Monitor
The INA226 Voltage and Current Module CJMCU-226 Monitor is an efficient module designed for monitoring voltage, current, and power in various applications. It uses the INA226 sensor for precise measurements and supports I2C interface, making it ideal for integrating with microcontrollers or other development boards.
Key Features
- Voltage Monitoring: Can measure input voltage from 0V to 36V.
- Current Measurement: Capable of measuring current from 0A to 10A (supports both high and low current monitoring).
- I2C Communication: Uses I2C protocol for communication, allowing easy integration with development boards.
- Power Monitoring: Monitors power consumption with high precision.
- Adjustable Output: Supports a flexible 2.7V to 5.5V input voltage range for various devices.
Technical Specifications
| Parameter | Value |
|---|---|
| Power Supply | 2.7V - 5.5V |
| Current Measurement | 0A to 10A |
| Voltage Measurement | 0V to 36V |
| Measurement Accuracy | 1% |
| Communication | I2C |
| Dimensions | 20mm x 27mm (Fixed 3mm holes) |
Pinout and Usage
- VCC: 2.7V to 5.5V Power Input
- GND: Ground
- SDA: I2C Data Line
- SCL: I2C Clock Line
- ALERT: Multi-function alert output
- A0, A1: I2C Address lines for configuration
Application
- DIY Projects: For projects requiring power and current monitoring, such as with Raspberry Pi, Arduino, or ESP32 setups.
- Battery Monitoring: Excellent for monitoring power usage and ensuring battery health.
- Energy Efficiency: Ideal for embedded systems requiring power efficiency tracking.
Package Includes
- 1 x INA226 Voltage and Current Module CJMCU-226 Monitor
- 1 x Pin Header
Notice
- Voltage Input: VIN should be in the range of 0V to 36V; exceeding this voltage may damage the module.
- Current: Maximum current measurement is up to 10A, beyond which the module cannot function properly.
Effective Date: March 27, 2025
At OpenELAB, we are committed to providing accurate product descriptions and delivering high-quality products. If you experience any issues with your purchase, please notify us within 60 days of the shipment date.
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2. Warranty Policy
Warranty Period
The standard warranty period for products sold by OpenELAB is 12 months from the date of delivery.
Under this warranty, OpenELAB will make a reasonable effort to repair or replace products free of charge if defects are due to issues with raw materials, design, or manufacturing.
If the defect qualifies under this policy but falls outside the covered scope, reasonable charges may apply for repair or replacement.
After the warranty period, support may still be available at a reasonable fee.
Warranty Exclusions
The warranty does not apply in the following cases:
- The product is beyond the 12-month warranty period.
- Damage due to misuse, improper maintenance or storage, or failure to follow the user guide or manual.
- Issues caused by Force Majeure events (e.g., natural disasters, war, legal changes, etc.).
- Unauthorized repair attempts by the customer.
- The product is not defective but has been opened and is non-returnable by policy.
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If you're not satisfied with your purchase, you may be eligible for a return or exchange:
- Return for Refund: Within 15 days of receipt (unopened).
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- Exchange Window: Up to 30 days from receipt.
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