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Relay Modules
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2/4/8/16 Relay Controller Module RS485 DC(4-wayrs485) ZNICGUJUG-4-WAYRS485
Supports 2, 4, 8, or 16 channels, offering a variety of control options. RS485 communication interface for reliable long-distance data transmission. Compatible with various home and industrial automation systems. Easy to integrate into existing systems, wiring instructions provided. Durable design ensures sustained performance and stability.
£63.19
Shipping: Free
Amazon Marketplace - YICHENGXIAOPEIJIAN

Jnchdghwa 4X 8 Channel Relay Module 30A DC7-28/5V WiFi Bluetooth Relay Module - Development Board 3vZrmQ61ENv489B97Ae
1. The 8-channel 30A relay development board is a development board based on the --32E module 4. Provide SDK ESP-IDF code. After burning the program, you can directly remotely control the onboard LED and relay with your mobile phone, and have functions such as WiFi network configuration and factory reset (contact customer service) 2. I/O ports are fully led out, supporting DC7-28V/5V power supply 3. Onboard programmable buttons, LEDs and relays facilitate developers to quickly conduct prototype verification and development, and bring more possibilities for loT control scenarios 5. supports the use of development tools such as for ArduinolDE/VSCode/Tonny: for code and ESP-IDF code are provided(contact customer service), Manufacturer: Jnchdghwa
£100.20
Shipping: £0.50
Amazon Marketplace - Patrick MacDonald
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