The Waveshare 32108 is the ESP32-S3-POE-ETH-8DI-8DO module which is the Industrial ESP32-S3 Control Board With 8-Channel Digital Input & Output, Built-in Xtensa 32-bit LX7 Dual-core Processor, with up to 240MHz.
The Waveshare 32157 is the RS485-HUB-2P module which is an industrial-grade Isolated 2-Channel RS485 Hub, DIN Rail-mount, Wide Baud rate Range, expands 2-channel RS485 Sub Ports Via 1-channel RS485 Master Port, with isolation and Signal Relay.
The Waveshare 32154 is the ESP32-S3-RS485-CAN module which is an Industrial ESP32-S3 Control Board, RS485 and CAN Communication Interfaces, Wi-Fi / Bluetooth, Built-in Multiple Protection Circuits.
The Waveshare 31152 is the ESP32-S3-Relay-1CH module which is an Industrial 1-Channel ESP32-S3 WiFi Relay Module, which supports WiFi / Bluetooth / RS485 Control, with Multiple Isolation Protection Circuits, DIN Rail Mount.
The Waveshare 31790 is the RP2350-Relay-6CH module which is a 6-Channel RP2350 Relay Module, with Onboard RS485 / Pico HAT interfaces, and multiple isolation protection circuits, Industrial-Grade, Rail-Mount Case.
The Waveshare 30795 is the Modbus POE ETH Relay 16-Ch module which is a 16-Channel Ethernet DIN Rail Mount Relay Module, Modbus RTU / Modbus TCP Protocol, Ethernet Port Communication, Supports PoE Power Supply, With Various Isolation and Protection Circuits.
The Waveshare 30838 is the ESP32-S3-ETH-8DI-8RO which is an industrial 8-Channel ESP32-S3 WiFi Relay Module, Onboard isolated RS485 interface, Built-in Xtensa 32-bit LX7 Dual-core Processor, With Multiple Isolation Protection Circuits.
Part No: ESP32-S3-POE-ETH-8DI-8RO is supplied.
The Waveshare 31130 is the ESP32-S3-ETH-8DI-8RO which is an industrial 8-Channel ESP32-S3 WiFi Relay Module, Onboard isolated RS485 interface, Built-in Xtensa 32-bit LX7 Dual-core Processor, With Multiple Isolation Protection Circuits.
Part No: ESP32-S3-ETH-8DI-8RO is supplied.
The Waveshare 31284 is the ESP32-S3-POE-8DI-8RO-C which is an 8-channel ESP32-S3 WiFi Relay Module with POE Ethernet Port, onboard isolated CAN Interface, and built-in Xtensa 32-bit LX7 Dual-core Processor with multiple Isolation protection circuits.