Original Arduino UNO EK (एक) R4 WiFi - Made in India
The Original Arduino Uno EK R4 Wi-Fi, proudly Made in India, upgrades the UNO series with a powerful 32-bit architecture. It runs on the Renesas R7FA4M1AB3CFM microcontroller, featuring a 48 MHz Arm Cortex-M4 processor, 256 kB Flash, and 32 kB SRAM.
With built-in WiFi and Bluetooth via the ESP32-S3 module, it simplifies IoT projects. A programmable 12×8 LED matrix adds a creative touch, ideal for animations and games. Designed for both beginners and pros, the UNO R4 WiFi supports 6-24 V input and USB-C power. Enjoy extensive documentation and full compatibility with older Arduino shields.
Best price for Original Arduino Uno EK R4 WiFi Made in India Online?
If you are looking for the best price for the Original Arduino Uno EK R4 WiFi Made in India online, Robocraze offers it starting at ₹1,499. The price may vary depending on ongoing offers and promotions, ensuring you always get competitive value. As an authorized seller, we provide 100% genuine Arduino products with proper packaging, manufacturer warranty, and technical support. Unlike unverified marketplace listings, our boards undergo strict quality checks, ensuring reliable performance for IoT, embedded systems, and prototyping applications. When you buy from Robocraze, you’re not just getting the best price — you’re getting authenticity, after-sales support, and guaranteed quality that stands above many competitors.
Get hands-on with Arduino UNO R4 WiFi and bring your ideas to life.
Features
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Main MCU
Renesas RA4M1 (R7FA4M1AB3CFM#AA0) – Controls all pin headers and communication buses
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Processor & Performance
48 MHz Arm Cortex-M4 with Floating Point Unit (FPU)
5V operating voltage
Real-Time Clock (RTC)
Memory Protection Unit (MPU)
Digital-to-Analog Converter (DAC)
-
Memory
256 kB Flash Memory
32 kB SRAM
8 kB EEPROM (Data Memory)
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Peripherals
Capacitive Touch Sensing Unit (CTSU)
USB 2.0 Full-Speed (USBFS)
14-bit ADC
Up to 12-bit DAC
Operational Amplifier (OPAMP)
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Power
5V operating voltage for RA4M1
Recommended input voltage: 6-24V
VIN pin & barrel jack (6-24V input)
USB-C power supply (5V)
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Communication
1x UART (D0, D1)
1x SPI (D10-D13, ICSP header)
1x I2C (A4, A5, SDA, SCL)
1x CAN (D4, D5, requires external transceiver)
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Wireless Connectivity
Wi-Fi 4 (802.11 b/g/n) – Up to 150 Mbps, 2.4 GHz band
Bluetooth 5
Comparison Table
| Feature |
 Original Arduino Uno EK R4 WiFi (Made in India) |
 Arduino Uno R4 WiFi (Standard) |
| Microcontroller (MCU) |
Renesas R7FA4M1A (Cortex-M4, 48 MHz) |
Renesas RA4M1 (Cortex-M4, 48 MHz) |
| Wi-Fi / Bluetooth |
ESP32-S3 module |
ESP32-S3 module (up to 240 MHz) |
| Flash / SRAM / EEPROM |
256 kB / 32 kB SRAM / 8 kB EEPROM |
256 kB / 32 kB SRAM / 8 kB EEPROM |
| On-board LED matrix |
12 × 8 programmable red LED display |
12 × 8 programmable red LED display |
| Qwiic connector |
Yes (for I²C, 3.3 V) |
Yes (compatible) |
| Peripherals |
14-bit ADC, 12-bit DAC, CAN bus, RTC, OP-AMP |
14-bit ADC, 12-bit DAC, CAN bus, RTC, OP-AMP |
| Power & Input Voltage |
5V operating; 6–24V VIN & USB-C |
5V operating; 6–24V VIN & USB-C |
| Dimensions / Form Factor |
UNO form factor (~68.8 × 53.3 mm), shield-compatible |
UNO form factor (~68.8 × 53.3 mm), shield-compatible |
| Country of Origin |
Made in India |
Official Arduino production (Italy/Global) |
| Approximate Price |
Rs. 1339 |
Rs. 2299 VIEW
|
Original Arduino Uno EK R4 WiFi Made in India specifications comparison:
| Feature |
Original Arduino Uno EK R4 WiFi (Made in India) |
Typical Arduino Uno R3 |
| Microcontroller |
Renesas RA4M1 (32-bit ARM Cortex-M4) |
ATmega328P (8-bit AVR) |
| Operating Voltage |
5V |
5V |
| Clock Speed |
48 MHz |
16 MHz |
| WiFi |
Built-in WiFi Module |
External Module Required |
| Bluetooth |
Supported |
Not Available |
| Flash Memory |
256 KB |
32 KB |
| SRAM |
32 KB |
2 KB |
| USB Interface |
USB-C |
USB Type-B |
| DAC |
Yes |
No |
| Best Suited For |
IoT, Advanced Embedded Projects |
Basic Embedded Projects |