Introduction
Industrial 8-Ch ESP32-S3 WiFi Relay Module, based on ESP32-S3, supports WiFi / Bluetooth. Onboard Digital input, RS485, and PoE ethernet port interfaces. Built-in multiple isolation protection circuits

Features
Based on ESP32-S3 microcontroller with Xtensa 32-bit LX7 dual-core processor, capable of running at 240 MHz
Integrated 2.4GHz Wi-Fi and Bluetooth LE dual-mode wireless communication
High quality relay, contact rating: ≤10A 250V AC / 30V DC
Supports passive and active digital input, with bi-directional optocoupler isolation. The relay supports digital input linkage control
Onboard isolated RS485 interface, for connecting to various RS485 Modbus industrial modules or sensors
Onboard pin header, allowing access to other devices
Onboard USB Type-C port for power supply, firmware downloading and debugging
Onboard power supply screw terminal, supports 7~36V wide voltage input
Onboard RTC chip, supports scheduled tasks
Onboard W5500 Ethernet chip for extending 10/100Mbps network port through SPI interface
Built-in PoE module for PoE capability, supports IEEE 802.3af standard
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
Onboard TF card slot for external TF card storage of images and files
Built-in buzzer, RGB LED, power supply and RS485 TX/RX indicators for monitoring the operating status of the devices
Rail-mounted ABS case, easy to install

Package Content
ESP32-S3-POE-ETH-8DI-8RO × 1
2.4G 4DB SMA antenna × 1
Screwdriver × 1

Note: Online Dev Resources and Tutorials to help you easily get started. Please feel free to contact us with any questions.