Complete STM-Based Solar Inverter Drive Solution

The STM Sinewave Inverter Drive Module with Grid Sharing is a powerful and ready-to-use solution for DIY solar energy projects and hybrid inverter systems. First, it features a highly integrated design built around a reliable STM microcontroller, ensuring stable and intelligent control. Next, it delivers a pure sinewave output, which is perfect for running sensitive electronics and everyday home appliances smoothly.

Then, it comes with a grid sharing function that smartly balances power between solar panels and the utility grid. After that, it includes a Current Transformer (CT) for real-time load detection and automatic power adjustments. Moreover, it has a 20x4 LCD display, so you can easily monitor system performance and settings.

In addition, it’s ideal for DIY setups, system upgrades, and professional solar installations alike. Finally, it provides excellent performance, reliability, and ease of use, making it the perfect choice for hobbyists, technicians, and engineers.

Key Features & Benefits

• First, the STM32 MCU delivers stable and efficient sinewave output using advanced microcontroller architecture.
• Then, grid sharing support allows seamless integration with your local power grid for hybrid solar inverter setups.
• Next, the CT sensor provides accurate, real-time current feedback to ensure safe load management.
• After that, the 20x4 LCD displays voltage, current, frequency, error codes, and operating mode (grid or battery).
• Moreover, the pre-assembled wiring kit includes all matching cables, so you can set it up quickly without soldering.
• In addition, the pure sinewave output makes it completely safe for running computers, refrigerators, and sensitive electronics.
• Meanwhile, its DIY-friendly layout makes it ideal for learning, testing, and building custom inverter systems.
• Finally, the scalable design supports inverter builds ranging from 500W up to 7KVA, depending on your components.

Applications

• DIY Solar Inverter Projects
• Backup Power Systems
• Grid-Tied Hybrid Inverters
• Educational & Engineering Prototyping
• Energy-Saving Home Projects

Related Product

• 7KVA Solar Inverter PCB with Components
• Buy 20x4 LCD Display Module
• ESP32-S3 DevKitC-1 Board

Learn More

• STM32 family of microcontrollers & microprocessors
• SOLAR INVERTERS BASED ON STM32

FAQs – STM Sinewave Inverter Drive Module

Q1: What is the input voltage range of this module?

It supports a range of DC input voltages depending on your power stage, commonly 12V, 24V, or 48V setups.

Q2: Can I use this in a grid-tied system?

Yes, the module supports grid sharing/hybrid functionality, allowing it to intelligently switch between battery and grid.

Q3: Is the CT sensor included?

We include the Current Transformer (CT) pre-calibrated for immediate use.

Q4: Is coding required to run this module?

No, the firmware is pre-programmed and ready to use. However, advanced users can reprogram if needed.

Q5: Can the LCD display be extended or mounted externally?

Yes, the LCD comes with a cable and can be mounted on an external panel or casing.

Package Includes

• 1 × STM Sinewave Inverter Drive Module