ARDUINO® Opta Lite

Discover industrial automation redefined with the ARDUINO Opta Lite, a micro-PLC that combines industrial reliability with Arduino’s trademark ease of use. Designed for professionals and makers alike, the Opta Lite is perfect for automation, process control, and IoT solutions without the steep learning curve of traditional PLCs.

At its core is a powerful STM32H747XI dual-core processor, enabling real-time performance with support for industry-standard protocols like Modbus TCP, MQTT, and OPC UA for seamless integration with smart systems and cloud platforms.

See video below for more information

Key Features

• Robust Dual-Core MCU for deterministic control and edge computing
• Multiple I/O Channels for flexible connectivity to sensors, actuators, and more
• Cloud Ready – Easily connect to cloud services for remote monitoring and control
• Secure Communications – Built-in secure boot and TLS support
• Open Development – Program using Arduino IDE or professional environments

Key benefits include:

• Easy and fast software development, starting from ready-to-use Arduino sketches, tutorials and libraries
• Support for standard IEC 61131-3 PLC languages
• Fieldbus integration via Modbus TCP (ethernet) and RTU
• Real-time remote monitoring via intuitive Arduino Cloud dashboards (or third-party services)
• Security at the hardware level thanks to onboard secure element and X.509 Standard compliance
• Secure OTA firmware updates and Cloud device management
• High-power relay switching (4 x 2.3 kW)
• Reliable by design, thanks to industrial certifications and Finder’s expertise in switching technology
• Easy to install, with DIN rail compatibility

Specifications

Datasheet