---
product_id: 139441871
title: "Sunigo 125khz EM4100 RFID Card Read Module RDM6300 RF Module (UART) Compatible with Arduino"
brand: "sunigo"
price: "66 Lei"
currency: RON
in_stock: false
category: "Toys And Games"
url: https://www.desertcart.ro/products/139441871-sunigo-125khz-em4100-rfid-card-read-module-rdm6300-rf-module
store_origin: RO
region: Romania
---

# Sunigo 125khz EM4100 RFID Card Read Module RDM6300 RF Module (UART) Compatible with Arduino

**Brand:** sunigo
**Price:** 66 Lei
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Sunigo 125khz EM4100 RFID Card Read Module RDM6300 RF Module (UART) Compatible with Arduino by sunigo
- **How much does it cost?** 66 Lei with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/139441871-sunigo-125khz-em4100-rfid-card-read-module-rdm6300-rf-module)

## Best For

- sunigo enthusiasts

## Why This Product

- Trusted sunigo brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Specification&#xFF1A;Frequency: 125KHz Baud Rate: 9600 Interface Type: TTL level RS232 format Operating voltage: DC 5V (+ / -5%) Operating Current: <50mA Module Type: RFID Board Size 3.8 x 1.8 x 1.2cmOperation Level: Digital 5V Power Supply: External 5V Overview: 125KHz cardreader mini-module is designed for reading code from 125KHz card compatible read-only tags and read/write card . It can be applied in office/home security, personal identification, access control, anti-forgery, interactive toy and production control systems etc.  Package included:  1*125 KHZ EM4100 RFID Card Read Module

## Features

- Installation is more convenient: direct serial read, all pins lead to electronic building blocks interface
- Higher Sensitivity: Advanced RF Receiving Line, Embedded Microcontroller Design, Efficient Decoding Algorithm
- More compact size: the full version of the design optimization, rational wiring, practical superior performance
- Support external antenna.Maximum effective distance up to 50mm.
- Support EM4100 compatible read only or read/write tags.

## Images

![Sunigo 125khz EM4100 RFID Card Read Module RDM6300 RF Module (UART) Compatible with Arduino - Image 1](https://images-na.ssl-images-amazon.com/images/I/41YxYPUbjFL.jpg)
![Sunigo 125khz EM4100 RFID Card Read Module RDM6300 RF Module (UART) Compatible with Arduino - Image 2](https://images-na.ssl-images-amazon.com/images/I/51-wraQLGZL.jpg)
![Sunigo 125khz EM4100 RFID Card Read Module RDM6300 RF Module (UART) Compatible with Arduino - Image 3](https://images-na.ssl-images-amazon.com/images/I/41ueOHRaQtL.jpg)
![Sunigo 125khz EM4100 RFID Card Read Module RDM6300 RF Module (UART) Compatible with Arduino - Image 4](https://images-na.ssl-images-amazon.com/images/I/41P7CqaIqtL.jpg)
![Sunigo 125khz EM4100 RFID Card Read Module RDM6300 RF Module (UART) Compatible with Arduino - Image 5](https://images-na.ssl-images-amazon.com/images/I/51ReEYt2V8L.jpg)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.ro/products/139441871-sunigo-125khz-em4100-rfid-card-read-module-rdm6300-rf-module](https://www.desertcart.ro/products/139441871-sunigo-125khz-em4100-rfid-card-read-module-rdm6300-rf-module)

---

*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-02-20*