Nextion Enhanced NX4024K032 3.2 Inch Touch HMI Display for IoT & Embedded Systems

The Nextion 3.2 inch touch display (NX4024K032) Enhanced Series is a high-performance HMI solution engineered for IoT devices, embedded control panels, robotics, and industrial prototyping. Compared to standard models, the enhanced version integrates advanced features including a Real-Time Clock (RTC), GPIO pins for external hardware control, and onboard Flash memory for data logging. This 3.2 inch TFT HMI display operates at a higher CPU clock, with significantly larger storage and runtime memory: 16MB Flash, 1024B EEPROM, 3584B RAM, and 1024B instruction buffer, allowing complex interfaces and reliable data retention. With its UART-based single serial communication, developers can integrate the display into existing embedded systems without complex wiring. The display is fully programmable using the Nextion Editor, a WYSIWYG drag-and-drop GUI builder that includes pre-built components such as buttons, sliders, progress bars, text boxes, instrument panels, and more. The intuitive interface can reduce up to 99% of traditional GUI development time, making it ideal for engineers building professional HMI dashboards without deep UI coding. This model supports a Micro SD/TF card up to 32GB (FAT32) for external storage and system testing. The 400×240 pixel resolution with 65K colors and 0–180 nit adjustable brightness (1% step control) ensures clear visualization across indoor and semi-industrial environments. A power supply test board and 4-pin Grove cable are included for quick hardware validation. Key Specifications Display Size: 3.2 inch TFT HMI touch panel Resolution: 400 × 240 pixels Colors: 65K (65536) Memory: 16MB Flash, 1024B EEPROM, 3584B RAM Communication: UART Serial (single port) GPIO: Yes, supports external device control RTC: Built-in real-time clock SD Card: Supports up to 32GB Micro SD/TF (FAT32) Technical support:- For technical support, please open a ticket on Nextion Forum. Nextion Editor: