Raspberry Pi Pico 2 RP2350B Industrial 8-Channel Relay IOT LAN Digital Input DIO /RS485 /RJ45 Ethernet /POE

Raspberry Pi Pico 2 RP2350B Industrial 8-Channel Relay IOT LAN Digital Input DIO /RS485 /RJ45 Ethernet /POE

$44

Brand：SpotPear

SKU：020309900000

Date：2025-09-19 11:12

Part Number：

RP2350-ETH-8DI-8RO RP2350-POE-ETH-8DI-8RO

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RP2350 Industrial Control Board Industrial-grade 8-channel network relay Based on the RP2350 master controller Dual-core dual architecture Supports digital input, RS485 and Ethernet interfaces Onboard multiple isolation protection circuits

Industrial 8-Ch RP2350 Relay Module

Based on RP2350, Supports digital input, RS485, and Ethernet port interfaces

Built-In Protection Circuits Such As Power Isolation And Optocoupler Isolation, Safe & Stable & Reliable

Version Options

Features

RP2350B microcontroller chip designed by Raspberry Pi in the United Kingdom
Adopts unique dual-core and dual-architecture design: dual ARM Cortex-M33 or dual Hazard3 RISC-V processors support, flexible clock running up to 150 MHz
520KB of SRAM, and 16MB of onboard Flash memory
Type-C port, easier to use
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 expansion modules or sensors
Onboard pin header, allowing access to other devices
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 function, 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
USB 1.1 with host and sub device support
Low-power sleep and dormant modes
Drag-and-drop programming using mass storage over USB
Adapting 15 × multi-function GPIO pins
2 × SPI, 2 × I2C, 2 × UART, 8 × 12-bit ADC, 12 × controllable PWM channels
Accurate clock and timer on-chip
Temperature sensor
Accelerated floating-point libraries on-chip
12 × Programmable I/O (PIO) state machines for custom peripheral support

Specifications

MICROCONTROLLER		RP2350B
USB	CONNECTOR	USB Type-C
	POWER SUPPLY	5V
	FUNCTIONS	Power supply, USB communication, firmware downloading, etc.
ISOLATED COMM INTERFACE	INTERFACE	RS485
	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 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
APPEARANCE	DIMENSIONS	175 × 90 × 40 (mm)

Dual-Core, Dual-Architecture

The Unique Dual-Core, Dual-Architecture Capability Of RP2350B Allows Users To Choose Between A Pair Of Industry-Standard Arm Cortex-M33 Cores, And A Pair Of Open-Hardware Hazard3 Cores, Giving Developers A Chance To Experiment With The RISC-V Architecture In A Stable, Well-Supported Environment

Onboard Multiple Isolation Protection Circuits

Multiple Protections, More Safe And Reliable

Supports RS485 And Ethernet Interfaces Remote Control
Onboard 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 Input
Supports Passive (Dry Contact) And Active (Wet Contact) Digital Input, With Bi-Directional Optocoupler Isolation
Application Scenarios

Optional For PoE Function
Built-In PoE Module, Providing Both Network Connection And Power Supply In One Cable
* the PoE function is only available on RP2350-POE-ETH-8DI-8RO version, and the switch shown in the picture is NOT included.
Application Examples
Provides Multiple Networking Demos With Waveshare.Cloud, Using The Lightweight MQTT Protocol To Achieve Data Visualization Service

Supports C/C++, MicroPython, Arduino IDE
What's On Board

RP2350B
Dual-core and dual-architecture design, up to 150 MHz operating frequency
PoE header
supports connecting to PoE module for PoE capability (for PoE port version only)
RESET button
Optocoupler isolation
prevents interference from external high-voltage circuit connected to the relay
8-channel quality relays
contact rating per channel: ≤ 10A 250V AC or ≤ 10A 30V DC
Relay screw terminals
for connecting external devices
Power supply isolation
provides stable isolated voltage, needs no extra power supply for the isolated terminal
Digital isolation
prevents interference from external signal
RS485 matching resistor jumper
onboard reserved 120R matching resistor, enabled via jumper
RS485 communication interface
for connecting to external RS485 devices

Power supply screw terminal
supports DC 7~36V wide voltage input
Power IC
Digital input screw terminals
Bi-directional optocoupler isolation
RTC battery holder
Buzzer
Pin header
for connecting other devices
LED indicators
PWR: power indicator
RXD: RS485 RX indicator
TXD: RS485 TX indicator
BOOT button
USB Type-C port
for programming, USB 1.1 with device and host support
WS2812
cool RGB LED
Ethernet port

Onboard TVS (Transient Voltage Suppressor)
can effectively suppress surge voltage and transient spike voltage in the circuit
RS485 conversion chip
MP1605GTF-Z
DC-DC power module

PCF85063ATL
RTC chip, can achieve some scheduled tasks
W5500
for extending 10/100Mbps network port through SPI interface
TF card slot
supports external TF card storage for images and files
Pin Definition
Enclosure Design
ABS Protection Enclosure With 35mm Rail-Mount Support, Easy To Install, Safe To Use
Outline Dimensions

[] RP2350-ETH-8DI-8RO

[] [] RP2350-POE-ETH-8DI-8RO

To：

Dear Customers, There may be a lag of several hours before we could process your order, depending on the time difference between your location and ours. Sincerely hoping your understanding!