ESP32 RS485 Modbus, 4 Relay Modules, 4 Optocouplers | WiFi Bluetooth Type-C CH340 9-24V DC for Arduino IDE Industrial Automation
US$12.00
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US$12.00
Price when purchased online
Free shipping
Free 30-day returns
Sold and shipped by blog.charterlinkz.com
Free 30-day returns Details
Product details
| Management number | 247608917 | Release Date | 2026/08/16 | List Price | US$12.00 | Model Number | 247608917 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
- ESP32 WIFI BLUETOOTH MODULE: Powered by ESP32 microcontroller with integrated WiFi and Bluetooth for wireless remote control and data exchange in industrial and IoT applications
- RS485 MODBUS PROTOCOL SUPPORT: Features RS485 and USART interfaces with Modbus RTU protocol for seamless integration into industrial automation and control systems
- 4 CHANNEL OPTOCOUPLER RELAY: Four optocoupler-isolated relay channels rated 40A 24V with NO COM NC terminals ensuring reliable switching and strong anti-interference protection
- TYPE-C WITH CH340 CHIP: Built-in CH340 serial chip and Type-C interface enable one-click firmware upload to the ESP32 via Arduino IDE or PlatformIO
- 9-24V WIDE VOLTAGE INPUT: Accepts DC 9-24V power supply with 93mm x 87mm PCB and four 4mm positioning holes for secure industrial panel or enclosure installation
| ASIN | B0H4V8QTZ7 |
|---|---|
| Model | DIY-ESP32-4RELAY-4OPTOCOUPLER-1RS485 |
| Brand Name | DIYables |
| Part Number | DIY-ESP32-4RELAY-4OPTOCOUPLER-1RS485 |
| Coil Voltage | 12 volts_of_direct_current |
| Manufacturer | DIYables |
| Mounting Type | PCB Mount |
| Operation Mode | Automatic |
| Contact Current Rating | 40 A |
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