4D Systems is excited to announce the launch of the gen4-ESP32 range, marking a significant step forward in the world of embedded displays and IoT applications. The gen4-ESP32 range is ideally suited for the dynamic world of IoT. Supported by a vibrant community of developers, it offers endless possibilities in applications ranging from home automation and data monitoring to alarm systems and everything in between.
Expanding Horizons with ESP32
The ESP32 has gained widespread adoption across various market segments, serving as a versatile microcontroller for numerous applications. Its compatibility with popular development environments like Arduino and microPython has made it a go-to choice for developers. A new line of smart displays is approaching the market, with ESP32 at the core. Leveraging 4D technology, customers already familiar with the ESP32 will find it easy to integrate and use this range of displays.
If you are already using products such as gen4-uLCD, you’ll find that the gen4-ESP32 range retains the same gen4 form factor, making migration seamless.
Compared to the gen4-IoD line, based on the ESP8266, the gen4-ESP32 range offers more power and versatility, unlocking new possibilities with Bluetooth and Wi-Fi connectivity using a familiar programming language.
Versatile Possibilities
The gen4-ESP32 presents a comprehensive solution that caters to both beginners and seasoned engineers seeking a user-friendly and familiar approach to integrating displays into their products or applications.
The use of ESP32-S3 features offers a smooth setup, handled automatically by Workshop4 IDE. The IDE streamlines development with its intuitive interface and comprehensive library tools.
The gen4-ESP32 ensures compatibility with all existing development environments available on this processor, offering wide-ranging support for different user needs.
Its size range starts from 2.4 inches to 5.0 inches, with plans for 7.0-inch and 9.0-inch options in the near future. In contrast, other products in the market often provide only one or two size options.
The graphics system is designed for effortless usability, while the microSD provides a robust data repository. The included library tools are fully customizable, allowing users to create their desired interface rather than being limited to predefined widgets.

ESP32 Use Cases and Applications
What sets the gen4-ESP32 Range apart is its unconstrained potential. With built-in Wi-Fi and Bluetooth, a familiar programming language, and compatibility with Workshop4 IDE, it combines the best features of all other ranges into one powerhouse package.
Industries like home automation and large-scale building control stand to benefit significantly from the gen4-ESP32 Range’s built-in wireless communication capabilities.
The gen4-ESP32 is a versatile platform that can empower a wide array of applications across different industries, including:
- Home Automation: Homeowners can create smart homes using built-in Wi-Fi and Bluetooth for seamless device integration. Supports the new Matter protocol, making it compatible with any smart home ecosystem.
- Security and Alarm Systems: The robustness of the ESP32 suits DIY and professional security solutions, offering wireless connectivity and real-time alerts.
- Remote Monitoring and Control: Ideal for managing remote stations or vehicle fleets with secure, instant data transmission.
- Smart Building: Enables centralized control of lighting, HVAC, access, and energy management systems — ideal for modern smart building ecosystems.
The gen4-ESP32 range represents a major advancement in embedded displays and IoT applications. With robust capabilities, familiar programming, and seamless compatibility with existing 4D Systems products, it’s a game-changer for engineers, developers, and IoT enthusiasts alike.
Until next time.






