Waveshare Industrial 6-Channel ESP32-S3 WiFi Relay Module, Supports WiFi/Bluetooth/RS485 Control, Onboard RS485 / Pico HAT Interfaces, with Multiple Isolation Protection Circuits

Based on ESP32-S3 microcontroller with Xtensa 32-bit LX7 dual-core processor, capable of running at 240 MHz
Integrated 2.4GH z Wi-Fi and Bluetooth LE dual-mode wireless communication, with superior RF performance. High quality relay, contact
rating: 10A 250VAC/30VDC
Onboard isolated RS485 interface, for connecting to various RS485 Modbus industrial modules or sensors
Onboard 40PIN header compatible with some Raspberry Pi Pico HAT, for expanding more functions such as RTC / CAN / RS232 / LoRa / sensor, etc.
Onboard USB Type-C port for power supply, firmware downloading and debugging. Onboard power supply screw terminal, supports 7~36V wide voltage input, suitable for industrial applications
Onboard optocoupler isolation to prevent interference from external high-voltage circuit connected to the relay. Onboard digital isolation to prevent interference from external signal
Onboard unibody power supply isolation, providing stable isolated voltage, no extra power supply required for the isolated terminal
Built in buzzer, RGB colorful LED, power supply and RS485 TX/RX indicators for monitoring the operating status of the module. Rail-mounted ABS case, easy to install, safe to use