Communication Modules
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Blank NTAG215 NFC Cards | Create Amiibo & Automate Smart Tasks
Regular price HK$8.00Regular priceSale price HK$8.00 -
FT232RL USB to TTL Serial Adapter Module | Type-C & Mini USB
Regular price From HK$28.00Regular priceSale price From HK$28.00 -
NRF24L01+PA+LNA 2.4GHz Wireless Transceiver Module with Antenna
Regular price HK$39.00Regular priceSale price HK$39.00 -
8-Channel 3.3V↔5V I2C UART SPI TTL Bidirectional Logic Level Converter
Regular price HK$28.00Regular priceSale price HK$28.00 -
CH340 USB to TTL Serial Adapter Module (3.3V/5V)
Regular price HK$20.00Regular priceSale price HK$20.00 -
USB to TTL Serial Adapter Cable (CH340 Chip, 1M) - Win 10/8/7/XP
Regular price HK$25.00Regular priceSale price HK$25.00 -
MFRC-522 RC522 13.56MHz RFID Reader Module Kit for Arduino
Regular price HK$29.00Regular priceSale price HK$29.00 -
IC 2262/2272 4-Channel 433 MHz RF Remote Control & Receiver Kit (M4)
Regular price HK$39.00Regular priceSale price HK$39.00 -
HC-05 Bluetooth Serial Module for Arduino / MCU
Regular price HK$48.00Regular priceSale price HK$48.00 -
TXB0104 4-Bit Bidirectional Voltage Level Translator Module | WCMCU-401
Regular price HK$24.00Regular priceSale price HK$24.00 -
Arduino USB Host Shield Expansion Board for MEGA & UNO DIY
Regular price HK$68.00Regular priceSale price HK$68.00 -
TEA5767 FM Stereo Radio Module 5V for Arduino with Antenna
Regular price HK$45.00Regular priceSale price HK$45.00 -
360° IR Transceiver Module: 38kHz Infrared Transmitter & Receiver Board
Regular price HK$45.00Regular priceSale price HK$45.00 -
IR Wireless Remote Control Kit (HX1838) for Arduino & Raspberry Pi
Regular price HK$15.00Regular priceSale price HK$15.00 -
2.4GHz WiFi Antenna Kit (>2.5dBi) with IPEX to SMA Pigtail Cable (15cm)
Regular price HK$29.00Regular priceSale price HK$29.00 -
NRF24L01 8-Pin Wireless Module Socket Adapter with 3.3V Regulator
Regular price HK$15.00Regular priceSale price HK$15.00
Collection: Communication Modules
Essential Communication Modules for Arduino Projects
Unlock the full potential of your DIY electronics and IoT applications with our comprehensive range of communication modules. Whether you are building a smart home system, a robotics project, or an industrial sensor network, integrating the right wireless or wired protocol into your Arduino setup is crucial for seamless and stable data transmission.
Key Protocols and Features
We provide a wide variety of hardware solutions to meet different connectivity standards and project bandwidth requirements:
- Wireless Connectivity: Easily add wireless capabilities using Bluetooth (HC-05/HC-06), Wi-Fi, and 433MHz RF transceiver modules. These are perfect for remote control, telemetry, and low-power data logging.
- Wired & Serial Interfaces: Ensure stable data transfer with our USB to TTL, RS232, RS485, and CAN Bus adapters. These modules are specifically designed for robust communication in noisy or demanding industrial environments.
- IoT & Networking: Connect your Arduino directly to the internet using Ethernet development boards (such as the W5100 module) to achieve real-time remote monitoring and server communication.
- RFID & NFC Systems: Implement secure access control and smart identification protocols with our 13.56MHz MFRC-522 and 125KHz RFID reader kits.
How to Choose the Right Communication Module?
Selecting the correct module depends entirely on your project's specific range, power consumption, and data speed needs. For short-range device pairing, a standard Bluetooth module is the most cost-effective choice. However, if your architecture requires long-distance, stable communication across multiple nodes, we highly recommend utilizing RS485 or CAN Bus solutions. Explore our hardware selection to find the reliable components tailored to your engineering requirements.