The Official Arduino UNO EK (एक) R4 Minima – Made in India is the latest evolution of the iconic Arduino Uno series, designed for makers, students, and professionals seeking high-performance and reliability. Powered by the Renesas RA4M1 (Arm® Cortex®-M4) microcontroller, this board offers enhanced processing speed, more memory, and robust performance, while remaining fully compatible with Arduino UNO R3 shields and accessories.
Proudly Made in India, the UNO EK R4 Minima delivers a 48 MHz clock speed, 256 KB flash memory, and 32 KB RAM, making it perfect for advanced projects in robotics, IoT (wired), automation, and embedded systems.
Unlike the Wi-Fi variant, the Minima version is designed for stable wired projects, making it ideal for educational labs, hobbyists, and engineers seeking reliable performance without wireless connectivity. Fully compatible with the Arduino IDE 2.0, it provides a dependable platform for high-performance development.
✅ Key Features
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Microcontroller: Renesas RA4M1 (Arm® Cortex®-M4)
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Operating Voltage: 5V
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Input Voltage (recommended): 7–12V
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Clock Speed: 48 MHz
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Memory: 256 KB Flash, 32 KB RAM
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Form Factor: Compatible with Arduino UNO R3 shields
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Made in India – Official Arduino Product
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No Wi-Fi/Bluetooth (for stable wired projects)
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Compatible with Arduino IDE 2.0
📦 Package Includes
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1 × Official Arduino UNO EK (एक) R4 Minima Board
💡 Best For
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Robotics and automation projects
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Wired IoT and embedded system development
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Learning microcontroller programming
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Educational and engineering labs
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High-performance DIY electronics