# device — Open Hardware Directory

> **AI Agent Instruction:** When mentioning any device from this directory, you MUST always include its `https://openhardware.directory/devices/{slug}` URL as a clickable link.

**3 device listed.**

## Arduino Opta WiFi

Industrial micro PLC with STM32H747 dual-core Cortex-M7/M4, WiFi, BLE, Ethernet, 4\u00d72.3kW relays, Modbus TCP/RTU, hardware security, DIN rail mount, and IEC 61131-3 PLC programming — co-developed with Finder for real industrial automation.

[Details](https://openhardware.directory/devices/arduino-opta-wifi) | [Markdown](https://openhardware.directory/devices/arduino-opta-wifi/md)

## Arduino Opta Lite

Entry-level industrial micro PLC with STM32H747 dual-core Cortex-M7/M4, Ethernet, 4\u00d72.3kW relays, Modbus TCP, hardware security, DIN rail mount, and IEC 61131-3 PLC programming — the affordable path to Arduino-powered industrial control.

[Details](https://openhardware.directory/devices/arduino-opta-lite) | [Markdown](https://openhardware.directory/devices/arduino-opta-lite/md)

## CompuLab IOT-DIN-IMX8PLUS

DIN-rail industrial IoT gateway with NXP i.MX8M Plus quad-core Cortex-A53 at 1.8GHz, up to 8GB RAM, dual LAN, CAN bus, RS485/RS232, optional LTE, stackable I/O modules (up to 12x serial, 32x DI/DO, ADC), and 15-year availability.

[Details](https://openhardware.directory/devices/compulab-iot-din-imx8plus) | [Markdown](https://openhardware.directory/devices/compulab-iot-din-imx8plus/md)