HC-12 433MHz SI4438 Long-Range Wireless Serial UART Transceiver Module
Prices updated: 12 Oct 2026
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| Store | product | Price | View in store |
|---|---|---|---|
 Microohm | HC-12 433MHz SI4438 Long-Range Wireless Serial UART Transceiver Module | 270 EGP300 | View in store |
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Lowest price recorded: 270 EGP
About this product
HC-12 is a 433 MHz wireless UART transceiver module built around the Si4438 RF chip and an STM8S003F3P6 microcontroller. It passes serial data between two boards over long range, supports AT commands for setting channel, baud rate and power, and offers 100 channels with up to 20 dBm transmit power.
Specifications
- RF chip
- Si4438
- Microcontroller
- STM8S003F3P6
- Frequency
- 433 MHz
- Channels
- 100
- Max transmit power
- 20 dBm
- Interface
- UART serial, AT commands
Frequently asked questions
What is the price of HC-12 433MHz SI4438 Long-Range Wireless Serial UART Transceiver Module in Egypt?
HC-12 433MHz SI4438 Long-Range Wireless Serial UART Transceiver Module currently costs 270 EGP in Egypt.
Where can I buy HC-12 433MHz SI4438 Long-Range Wireless Serial UART Transceiver Module in Egypt?
HC-12 433MHz SI4438 Long-Range Wireless Serial UART Transceiver Module is available from Microohm. Compare the offers above to find the best price.
How do I wire HC-12 to an Arduino?
Connect VCC and GND, then cross the module's TXD to the board's RX and RXD to TX. Confirm the module's rated supply voltage and logic level in its datasheet before connecting it to a 5 V board.
Do I need to configure it before use?
Two modules must share the same channel and baud rate to communicate. AT commands let you change these settings.
