Ipari 8 csatornás ESP32-S3 WiFi relé modul, beépített izolált RS485 interfész, beépített Xtensa 32 bites LX7 kétmagos processzor, többszörös izolációs védelmi áramkörökkel, 8 digitális bemenettel és PoE interfésszel
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Industrial 8-Channel ESP32-S3 WiFi Relay Module, Onboard isolated RS485 interface, Built-in Xtensa 32-bit LX7 Dual-core Processor, Up To 240MHz, With Multiple Isolation Protection CircuitsIndustrial 8-Ch ESP32-S3 WiFi Relay Module
Based on ESP32-S3, Supports WiFi / Bluetooth
Onboard Digital input, RS485, and ethernet port interfaces. Built-in protection circuits such as power isolation and optocoupler isolation, Safe & Stable & Reliable
Version options
ESP32-S3-ETH-8DI-8RO Common network port + isolated RS4858-ch digital inputs + 8-ch relays

ESP32-S3-POE-ETH-8DI-8RO PoE network port + isolated RS4858-ch digital inputs + 8-ch relays
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, with superior RF performance
- 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, suitable for industrial applications
- Onboard RTC chip, supports scheduled tasks
- Onboard W5500 Ethernet chip for extending 10/100Mbps network port through SPI interface
- Optional for PoE network port version, with built-in PoE module for PoE capability (compliant with 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, safe to use
SpecificationsVersion ESP32-S3-POE-ETH-8DI-8RO ESP32-S3-POE-ETH-8DI-8RO-C Microcontroller ESP32-S3 (Default module: ESP32-S3-WROOM-1U-N16R8, customizable for other modules) Wireless communicatoin 2.4GHz WiFi (802.11 b/g/n)、Bluetooth 5, BLE USB Connector USB Type-C Power supply 5V Functions Power supply, USB communication, firmware downloading, etc. isolated comm interface Interface RS485 CAN Connector Screw terminal Direction control Hardware automatic control Protection TVS diode, surge protection & ESD protection Resistor Onboard reserved 120R matching resistor, NC by default, enabled via jumper Ethernet interface PoE Ethernet port, supports IEEE 802.3af standard (for PoE port version only) Digital input Input channels 8 Input voltage 5V~36V Input type Passive input / active input (NPN or PNP type) Isolation type Bi-directional optocoupler isolation Relay Contact rating ≤10A 250V AC / 30V DC Relay channels 8 Contact form 1NO 1NC Isolation Optocoupler isolation LED indicators RGB RGB colorful LED, supports programmable control of display color PWR Red power indicator, lights up when there is USB connection and voltage is detected TXD Green TX indicator, lights up when the RS485/CAN port sends data RXD Blue RX indicator, lights up when the device port sends data back power supply Screw terminal Voltage range 7~36V Appearance Enclosure Rail-mount ABS protective case Dimensions 175 × 90 × 40 (mm) Based on ESP32-S3, Designed for AIoT marketEquipped with Xtensa 32-bit LX7 dual-core processor, capable of running at 240 MHz, with Powerful AI Computing Performance and Security Encryption Mechanism; Integrated 2.4GHz Wi-Fi and Bluetooth LE dual-mode wireless communication
Onboard multiple isolation protection circuitsMultiple protections, more safe and reliable
supports RS485 and Bluetooth / WIFi remote controlOnboard 8-ch relays and 8-ch digital inputs Contact rating of the onboard relay up to 10A 250V AC / 30V DC Directly controlling 220VAC home appliances, or devices below 30V DC
Digital inputSupports passive (dry contact) and active (wet contact) digital input, with bi-directional optocoupler isolation
Application scenarios
Supports Arduino IDEComprehensive SDK, Dev Resources, And Tutorials To Help You Easily Get Started
Optional for PoE functionbuilt-in PoE module, providing both network connection and power supply in one cable

* the PoE function is only available on ESP32-S3-POE-ETH-8DI-8RO version, and the switch shown in the picture is NOT included.
Application ExamplesProvides Multiple Networking Demos With Waveshare.Cloud, Using The Lightweight MQTT Protocol To Achieve Data Visualization Service
What's On Board
- ESP32-S3-WROOM-1U-N16R8 Adopts ESP32-S3 series chip with Xtensa 32-bit LX7 dual-core processor, built in 16MB Flash and 8MB PSRAM
- 8-channel quality relayscontact rating per channel: ≤ 10A 250V AC or ≤ 10A 30V DC
- Optocoupler isolationprevents interference from external high-voltage circuit connected to the relay
- RESET button
- PoE header supports connecting to PoE module for PoE capability (for PoE port version only)
- BOOT button
- Power IC
- Digital isolationprevents interference from external signal
- Power supply isolation provides stable isolated voltage, needs no extra power supply for the isolated terminal
- Bi-directional optocoupler isolation
- RTC battery holder
- Buzzer
- Digital input screw terminals
- Pin headerfor connecting other devices
- LED indicators PWR: power indicator RXD: RS485 RX indicator TXD: RS485 TX indicator
- USB Type-C connector for module power supply, firmware downloading and USB communication
- WS2812 RGB LED controllable via GPIO38
- Ethernet port
- External antenna connector SMA female connector, for WiFi and Bluetooth wireless communication
- Power supply screw terminal supports DC 7~36V wide voltage input
- RS485 comm interface for connecting to external RS485 devices
- RS485 matching resistor jumper onboard reserved 120R matching resistor, enabled via jumper
- Relay screw terminals

- Onboard TVS (Transient Voltage Suppressor) can effectively suppress surge voltage and transient spike voltage in the circuit
- RS485 conversion chip
- MP1605GTF-ZDC-DC power module
- PCF85063ATLRTC chip, can achieve some scheduled tasks
- TCA9554PWRGPIO expansion chip
- W5500for extending 10/100Mbps network port through SPI interface
- TF card slotsupports external TF card storage for images and files
Enclosure DesignABS Protection Enclosure With 35mm Rail-Mount Support, Easy To Install, Safe To Use



Outline dimensionsCommon network port

PoE network port
Support Batch CustomizationSupport software and hardware customizationIncluding hardware interface, LOGO, label, case and web page, etc.
Selection guideModel DI DO Relay RS485 CAN network port PoE RTC buzzer TF antenna PIN header
ESP32-S3-Relay-6CH- - 6 √ - - - - √ - √ 40PIN header, compatible with Raspberry Pi Pico interface, 2.54mm pitch
ESP32-S3-ETH-8DI-8RO8 - 8 √ - √ - √ √ √ √ 28PIN header, 2.54mm pitch
ESP32-S3-POE-ETH-8DI-8RO8 - 8 √ - √ √ √ √ √ √ 28PIN header, 2.54mm pitch
ESP32-S3-ETH-8DI-8RO-C8 - 8 - √ √ - √ √ √ √ 28PIN header, 2.54mm pitch
ESP32-S3-POE-ETH-8DI-8RO-C8 - 8 - √ √ √ √ √ √ √ 28PIN header, 2.54mm pitch
ESP32-S3-POE-ETH-8DI-8DO8 8 - √ √ √ √ √ √ √ √ 8PIN screw terminal, 5.0mm pitch
ESP32-S3-Relay-1CH- - 1 √ - - - √ - - √ 20PIN header, 2.54mm pitch
ESP32-S3-RS485-CAN- - - √ √ - - √ - - √ 20PIN header, 2.54mm pitch
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Brand WavesharePartNumber ESP32-S3-POE-ETH-8DI-8RORaktárkészlet VANCikkszám RPI-WS30838














