4Discovery Series
Wall-mounted intelligent display modules powered by the DIABLO16 processor, featuring Internet of Things (IoT) capabilities.
Wall-mounted intelligent display modules powered by the DIABLO16 processor, featuring Internet of Things (IoT) capabilities.

Sleek Wall-Mountable Design
The 4Discovery Series features a compact, wall-mountable form factor designed to blend seamlessly into modern smart home and building environments. Its slim profile and integrated mounting frame allow easy installation, making it perfect for control panels, automation interfaces, and more. The streamlined design ensures a professional finish, whether installed on walls or panels, offering a clean and sophisticated solution for space-conscious residential, commercial, and industrial applications.

Versatile Connectivity Options
The 4Discovery Series offers exceptional connectivity with built-in WiFi, Bluetooth, and RS485 interfaces, ensuring seamless integration into diverse systems. Custom interface boards are available upon request for added flexibility and to support specific application needs. These options make the displays adaptable to smart homes, building automation, and industrial projects, enabling reliable communication with sensors, controllers, and other devices. Whether for wired or wireless applications, the 4Discovery Series provides robust and versatile connection solutions tailored to your requirements.

DIABLO-16 – Graphics Powerhouse
This Series is powered by the DIABLO-16 Processor, among the most powerful embedded graphics processors, offering exceptional power, FLASH memory, RAM, and advanced features. It’s a custom 4DGL graphics controller for OLED and LCDs with built-in graphics, text, image, and animation capabilities. Powered by the EVE (Extensible Virtual Engine), it efficiently runs 4DGL programs. It supports interfaces like SPI, I²C, and serial, providing features such as PWM, Quadrature, and a PWM audio output for WAV files and sound generation.
4Discovery Series – Available Models
SKU | Size (inches) | Resolution | Brightness (cd/m2) | Touch | Proximity Sensor | WiFi + Bluetooth | Processor | Viewing Area (mm) | Dimensions (mm) | Datasheet | Downloads |
---|---|---|---|---|---|---|---|---|---|---|---|
4Discovery-35 | 3.5 | 480x320 | 216 | Resistive | No | No | DIABLO-16 | 73.4 x 49.0 | 74.00 x 117.00 x 22.00 | https://resources.4dsystems.com.au/datasheets/diablo16/4Discovery-35/ | https://resources.4dsystems.com.au/downloads/diablo16/4Discovery-35/ |
4Discovery-50 | 5.0 | 480x854 | 500 | Capacitive | Yes | No | DIABLO-16 | 62.56 x 110.53 | 76.2 x 139.4 x 24.8 | https://resources.4dsystems.com.au/datasheets/diablo16/4Discovery-50/ | https://resources.4dsystems.com.au/downloads/diablo16/4Discovery-50/ |
4Discovery-50W | 5.0 | 480x854 | 500 | Capacitive | Yes | Yes | DIABLO-16 | 62.56 x 110.53 | 76.2 x 139.4 x 24.8 | https://resources.4dsystems.com.au/datasheets/diablo16/4Discovery-50/ | https://resources.4dsystems.com.au/downloads/diablo16/4Discovery-50/ |
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4Discovery Series
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Price: US$159.95 – US$214.95
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Accessories
The 4Discovery RS-485 Programmer is an essential hardware tool for programming, customising, and testing the 4Discovery module. The 4Discovery RS485 Programmer is used to program a new Firmware/PmmC, Display Driver and for transferring compiled Workshop4 Applications. It can even serve as an interface for communicating serial data to the PC. The 4D Programmer also supplies power to the 4Discovery, allowing it to be programmed on the bench or in the field.
The 4D-UPA (Universal Programmer Adaptor) provides a reliable interface for programming, updating, and configuring 4D Systems display modules and processors. Featuring a 30-way, 0.5mm pitch FPC connector, it ensures high-speed, stable communication with Workshop4 IDE, making it ideal for development, prototyping, and volume production environments.
Designed for critical embedded environments, this 4GB Industrial Grade micro SD Card offers exceptional reliability, advanced firmware protection, and SPI compatibility. Ideal for 4D Systems' intelligent displays, it prevents Read Disturb errors and ensures data integrity under high read/write demands. With industrial temperature tolerance and Phison-certified performance, it’s the recommended storage solution for graphics, logging, and robust applications.