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10% off
Waveshare Dual Ethernet Ports 8-ch Relay Module (C), Modbus RTU Protocol, PoE Power Supply, With Various Isolation Waveshare Dual Ethernet Ports 8-ch Relay Module (C), Modbus RTU Protocol, PoE Power Supply, With Various Isolation

Waveshare Dual Ethernet Ports 8-ch Relay Module (C), Modbus RTU Protocol, PoE Power Supply, With Various Isolation

$56.69$62.99

5 sold
50% off
Estardyn 1/2/4/8CH 5V 12V Relay Module Board Optocoupler High/Low Level Trigger for Home Automation Smart Control DIY Estardyn 1/2/4/8CH 5V 12V Relay Module Board Optocoupler High/Low Level Trigger for Home Automation Smart Control DIY

Estardyn 1/2/4/8CH 5V 12V Relay Module Board Optocoupler High/Low Level Trigger for Home Automation Smart Control DIY

$24.47$48.95

7 sold
Modbus RTU Relay (C),Modbus RTU 8-ch Latching Relay Module (C) with RS485 Interface, Multi Isolation Protection Circuits Modbus RTU Relay (C),Modbus RTU 8-ch Latching Relay Module (C) with RS485 Interface, Multi Isolation Protection Circuits

Modbus RTU Relay (C),Modbus RTU 8-ch Latching Relay Module (C) with RS485 Interface, Multi Isolation Protection Circuits

$43.99$43.99

4 sold
M5Stack Official Solid State Relay Unit (BT136S) M5Stack Official Solid State Relay Unit (BT136S)

M5Stack Official Solid State Relay Unit (BT136S)

$6.50$6.50

7 sold
10% off
Industrial 8-Channel ESP32-S3 WiFi Relay Module, Onboard Isolated CAN Interface, Multiple Isolation Protection Circuits 32-bit Industrial 8-Channel ESP32-S3 WiFi Relay Module, Onboard Isolated CAN Interface, Multiple Isolation Protection Circuits 32-bit

Industrial 8-Channel ESP32-S3 WiFi Relay Module, Onboard Isolated CAN Interface, Multiple Isolation Protection Circuits 32-bit

$53.99$59.99

3 sold
ESP32-S3 Industrial board 6-Channel WiFi Relay IOT Bluetooth RS485 Onboard Pico HAT interfaces Built-In Protection Circuits ESP32-S3 Industrial board 6-Channel WiFi Relay IOT Bluetooth RS485 Onboard Pico HAT interfaces Built-In Protection Circuits

ESP32-S3 Industrial board 6-Channel WiFi Relay IOT Bluetooth RS485 Onboard Pico HAT interfaces Built-In Protection Circuits

$291.69$291.69

9 sold
Industrial Grade ETH Ethernet 8-Channel Relay Module, Modbus, PoE Power Supply Industrial Grade ETH Ethernet 8-Channel Relay Module, Modbus, PoE Power Supply

Industrial Grade ETH Ethernet 8-Channel Relay Module, Modbus, PoE Power Supply

$53.56$53.56

4 sold
Raspberry Pi 8-ch 40 PIN GPIO Relay Expansion Board Raspberry Pi 8-ch 40 PIN GPIO Relay Expansion Board

Raspberry Pi 8-ch 40 PIN GPIO Relay Expansion Board

$33.54$33.54

4 sold
Industrial RJ45 Ethernet To 16-ch Relay Module Modbus RTU TCP With Protection and guide rails Industrial RJ45 Ethernet To 16-ch Relay Module Modbus RTU TCP With Protection and guide rails

Industrial RJ45 Ethernet To 16-ch Relay Module Modbus RTU TCP With Protection and guide rails

$80.00$80.00

10 sold
22% off
Raspberry Pi 5 Relay HAT 3-CH Relay Board, 3 Channel Power Relay Module For Raspberry Pi 4B+ 4B 3B+ 3B 2B+ Zero W WH 5A 250V AC Raspberry Pi 5 Relay HAT 3-CH Relay Board, 3 Channel Power Relay Module For Raspberry Pi 4B+ 4B 3B+ 3B 2B+ Zero W WH 5A 250V AC

Raspberry Pi 5 Relay HAT 3-CH Relay Board, 3 Channel Power Relay Module For Raspberry Pi 4B+ 4B 3B+ 3B 2B+ Zero W WH 5A 250V AC

$20.17$25.99

3 sold
Waveshare Industrial 6-Channel ESP32-S3 WiFi Relay Module, Onboard RS485 / Pico HAT, Supports WiFi / Bluetooth / RS485 Control Waveshare Industrial 6-Channel ESP32-S3 WiFi Relay Module, Onboard RS485 / Pico HAT, Supports WiFi / Bluetooth / RS485 Control

Waveshare Industrial 6-Channel ESP32-S3 WiFi Relay Module, Onboard RS485 / Pico HAT, Supports WiFi / Bluetooth / RS485 Control

$216.30$216.30

3 sold
Raspberry Pi Relay Module Expansion Board Optional 8-ch or 3-ch for Raspberry Pi 5 4B 3B 3B+ Zero W Jetson Nano Raspberry Pi Relay Module Expansion Board Optional 8-ch or 3-ch for Raspberry Pi 5 4B 3B 3B+ Zero W Jetson Nano

Raspberry Pi Relay Module Expansion Board Optional 8-ch or 3-ch for Raspberry Pi 5 4B 3B 3B+ Zero W Jetson Nano

$139.17$139.17

4 sold
Industrial Modbus POE ETH RJ45 To 8-Ch Relay B RTU/Modbus TCP-Ethernet For IOT Industrial Modbus POE ETH RJ45 To 8-Ch Relay B RTU/Modbus TCP-Ethernet For IOT

Industrial Modbus POE ETH RJ45 To 8-Ch Relay B RTU/Modbus TCP-Ethernet For IOT

$58.01$58.01

9 sold
50% off
Estardyn XY-WJ01 DC 6-30V LCD Digital Time Delay Relay Module Programmable Timer Switch Trigger Cycle with Case Estardyn XY-WJ01 DC 6-30V LCD Digital Time Delay Relay Module Programmable Timer Switch Trigger Cycle with Case

Estardyn XY-WJ01 DC 6-30V LCD Digital Time Delay Relay Module Programmable Timer Switch Trigger Cycle with Case

$65.74$131.49

6 sold
10% off
Waveshare RPi Relay Board (B) Expansion board with 8-ch relays for Raspberry Pi 5/4B/A+/B+/2B/3B/3B+ Waveshare RPi Relay Board (B) Expansion board with 8-ch relays for Raspberry Pi 5/4B/A+/B+/2B/3B/3B+

Waveshare RPi Relay Board (B) Expansion board with 8-ch relays for Raspberry Pi 5/4B/A+/B+/2B/3B/3B+

$26.09$28.99

4 sold
ESP32-P4 Smart 86 Box Development Board With 4inch 720x720 Pixel LCD Touch Display Ethemet port/RS485/2-ch relay/RISC-V 32-bit ESP32-P4 Smart 86 Box Development Board With 4inch 720x720 Pixel LCD Touch Display Ethemet port/RS485/2-ch relay/RISC-V 32-bit

ESP32-P4 Smart 86 Box Development Board With 4inch 720x720 Pixel LCD Touch Display Ethemet port/RS485/2-ch relay/RISC-V 32-bit

$447.02$447.02

3 sold
50% off
Estardyn DC 5V Raindrop Sensor Module Relay Output Rain Detection Board for Smart Irrigation Alarm Estardyn DC 5V Raindrop Sensor Module Relay Output Rain Detection Board for Smart Irrigation Alarm

Estardyn DC 5V Raindrop Sensor Module Relay Output Rain Detection Board for Smart Irrigation Alarm

$23.28$46.56

4 sold
ESP32-S3 Industrial 6-Channel WiFi Relay Module IOT WiFi Bluetooth RS485 Control Pico HAT Interface Built-In Protection Circuits ESP32-S3 Industrial 6-Channel WiFi Relay Module IOT WiFi Bluetooth RS485 Control Pico HAT Interface Built-In Protection Circuits

ESP32-S3 Industrial 6-Channel WiFi Relay Module IOT WiFi Bluetooth RS485 Control Pico HAT Interface Built-In Protection Circuits

$254.96$254.96

9 sold
10% off
Waveshare Industrial Modbus RTU 8-ch Relay Module with RS485 Interface, Multi Isolation Protection Circuits Waveshare Industrial Modbus RTU 8-ch Relay Module with RS485 Interface, Multi Isolation Protection Circuits

Waveshare Industrial Modbus RTU 8-ch Relay Module with RS485 Interface, Multi Isolation Protection Circuits

$34.19$37.99

4 sold
10% off
Waveshare 8-ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, with Various Isolation Waveshare 8-ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, with Various Isolation

Waveshare 8-ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, with Various Isolation

$41.39$45.99

10 sold
10% off
Waveshare Industrial-Grade Isolated 8-ch RS485 Hub with Isolation and Relay, Rail-Mount Support, Wide Baud Rate Range Waveshare Industrial-Grade Isolated 8-ch RS485 Hub with Isolation and Relay, Rail-Mount Support, Wide Baud Rate Range

Waveshare Industrial-Grade Isolated 8-ch RS485 Hub with Isolation and Relay, Rail-Mount Support, Wide Baud Rate Range

$43.19$47.99

3 sold
M5Stack Official 2-Channel AC Relay Module 13.2 (STM32F030) M5Stack Official 2-Channel AC Relay Module 13.2 (STM32F030)

M5Stack Official 2-Channel AC Relay Module 13.2 (STM32F030)

$10.50$10.50

5 sold
ESPhome relay, Home Assistant, 2-Channel Wi-Fi AC Relay, Powered by XIAO ESP32-C3,Native Support, Built-in Power Meter ESPhome relay, Home Assistant, 2-Channel Wi-Fi AC Relay, Powered by XIAO ESP32-C3,Native Support, Built-in Power Meter

ESPhome relay, Home Assistant, 2-Channel Wi-Fi AC Relay, Powered by XIAO ESP32-C3,Native Support, Built-in Power Meter

$147.90$147.90

3 sold
50% off
Grove - 4-Channel Solid State Relay, SSR, switch, G3M3-202P   Grove - 4-Channel Solid State Relay, SSR, switch, G3M3-202P  

Grove - 4-Channel Solid State Relay, SSR, switch, G3M3-202P  

$178.19$356.38

4 sold
Industrial Modbus RTU Dual Ethernet RJ45 To 8ch POE ETH Relay (C) PoE Power over Ethernet Industrial Modbus RTU Dual Ethernet RJ45 To 8ch POE ETH Relay (C) PoE Power over Ethernet

Industrial Modbus RTU Dual Ethernet RJ45 To 8ch POE ETH Relay (C) PoE Power over Ethernet

$60.02$60.02

5 sold
Raspberry Pi 4B 3B+ 2B Expansion Board 4 Channel Relay HAT DDL Relay Smart Home C Python Java Programmable Power Control Center Raspberry Pi 4B 3B+ 2B Expansion Board 4 Channel Relay HAT DDL Relay Smart Home C Python Java Programmable Power Control Center

Raspberry Pi 4B 3B+ 2B Expansion Board 4 Channel Relay HAT DDL Relay Smart Home C Python Java Programmable Power Control Center

$159.67$159.67

4 sold
Industrial Hybrid relay module RS485 Modbus RTU rail with isolation protection Industrial Hybrid relay module RS485 Modbus RTU rail with isolation protection

Industrial Hybrid relay module RS485 Modbus RTU rail with isolation protection

$32.94$32.94

5 sold
Raspberry Pi Expansion Board 8 Channel Relay Board Module for Raspberry Pi 4/3B+/3B Onboard LED RPi Relay Board (B) Raspberry Pi Expansion Board 8 Channel Relay Board Module for Raspberry Pi 4/3B+/3B Onboard LED RPi Relay Board (B)

Raspberry Pi Expansion Board 8 Channel Relay Board Module for Raspberry Pi 4/3B+/3B Onboard LED RPi Relay Board (B)

$208.58$208.58

8 sold
10% off
Waveshare Industrial Modbus RTU 4-ch Relay Module with RS485 Interface, 30A High Current, Onboard LED Indicators Waveshare Industrial Modbus RTU 4-ch Relay Module with RS485 Interface, 30A High Current, Onboard LED Indicators

Waveshare Industrial Modbus RTU 4-ch Relay Module with RS485 Interface, 30A High Current, Onboard LED Indicators

$36.89$40.99

5 sold
29% off
587B 16 Channel Relays Module DC12V MODBUS RTU RS485 Relays Module Board PLC Controller 587B 16 Channel Relays Module DC12V MODBUS RTU RS485 Relays Module Board PLC Controller

587B 16 Channel Relays Module DC12V MODBUS RTU RS485 Relays Module Board PLC Controller

$13.99$19.70

3 sold
Industrial RJ45 Ethernet To 16-ch Relay Module Modbus RTU TCP Communication PoE With Protection and guide rails Industrial RJ45 Ethernet To 16-ch Relay Module Modbus RTU TCP Communication PoE With Protection and guide rails

Industrial RJ45 Ethernet To 16-ch Relay Module Modbus RTU TCP Communication PoE With Protection and guide rails

$70.42$70.42

3 sold
50% off
ESP32-S3 Development Board 4 Inch IPS Touch Screen WiFi Bluetooth For Arduino LVGL IoT 86 Box Smart Home 3-Relay Output ESP32-S3 Development Board 4 Inch IPS Touch Screen WiFi Bluetooth For Arduino LVGL IoT 86 Box Smart Home 3-Relay Output

ESP32-S3 Development Board 4 Inch IPS Touch Screen WiFi Bluetooth For Arduino LVGL IoT 86 Box Smart Home 3-Relay Output

$570.20$1140.40

7 sold
10% off
Waveshare Industrial 8-Channel RP2350 Relay Module, Based On RP2350 Dual-core & Dual-architecture Microcontroller, Digital Input Waveshare Industrial 8-Channel RP2350 Relay Module, Based On RP2350 Dual-core & Dual-architecture Microcontroller, Digital Input

Waveshare Industrial 8-Channel RP2350 Relay Module, Based On RP2350 Dual-core & Dual-architecture Microcontroller, Digital Input

$44.99$49.99

11 sold
Industrial Modbus RTU RS485 8-ch 30A High Current Relay Module (E) With Digital Input Industrial Modbus RTU RS485 8-ch 30A High Current Relay Module (E) With Digital Input

Industrial Modbus RTU RS485 8-ch 30A High Current Relay Module (E) With Digital Input

$68.03$68.03

4 sold
Industrial 8-Ch RP2350 Relay Module Based On RP2350B Dual-core IOT LAN Supports Digital Input DIO RS485 RJ45 Ethernet POE Industrial 8-Ch RP2350 Relay Module Based On RP2350B Dual-core IOT LAN Supports Digital Input DIO RS485 RJ45 Ethernet POE

Industrial 8-Ch RP2350 Relay Module Based On RP2350B Dual-core IOT LAN Supports Digital Input DIO RS485 RJ45 Ethernet POE

$372.70$372.70

10 sold
50% off
Estardyn SSR-40DA DC to AC Solid State Relay Module 3-32V Input 24-380V Output 40A 250V for Temperature Control Estardyn SSR-40DA DC to AC Solid State Relay Module 3-32V Input 24-380V Output 40A 250V for Temperature Control

Estardyn SSR-40DA DC to AC Solid State Relay Module 3-32V Input 24-380V Output 40A 250V for Temperature Control

$47.15$94.31

7 sold
10% off
Waveshare Dual Ethernet Ports 8-ch Relay Module (C), Modbus RTU Protocol, PoE Power Supply, With Various Isolation Waveshare Dual Ethernet Ports 8-ch Relay Module (C), Modbus RTU Protocol, PoE Power Supply, With Various Isolation

Waveshare Dual Ethernet Ports 8-ch Relay Module (C), Modbus RTU Protocol, PoE Power Supply, With Various Isolation

$56.69 $62.99

5 sold

Categories: Computer & Office, Computer Components

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50% off
Estardyn 1/2/4/8CH 5V 12V Relay Module Board Optocoupler High/Low Level Trigger for Home Automation Smart Control DIY Estardyn 1/2/4/8CH 5V 12V Relay Module Board Optocoupler High/Low Level Trigger for Home Automation Smart Control DIY

Estardyn 1/2/4/8CH 5V 12V Relay Module Board Optocoupler High/Low Level Trigger for Home Automation Smart Control DIY

$24.47 $48.95

7 sold

Categories: Computer & Office, Computer Components

Buy Now
Modbus RTU Relay (C),Modbus RTU 8-ch Latching Relay Module (C) with RS485 Interface, Multi Isolation Protection Circuits Modbus RTU Relay (C),Modbus RTU 8-ch Latching Relay Module (C) with RS485 Interface, Multi Isolation Protection Circuits

Modbus RTU Relay (C),Modbus RTU 8-ch Latching Relay Module (C) with RS485 Interface, Multi Isolation Protection Circuits

$43.99 $43.99

4 sold

Categories: Computer & Office, Computer Components

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M5Stack Official Solid State Relay Unit (BT136S) M5Stack Official Solid State Relay Unit (BT136S)

M5Stack Official Solid State Relay Unit (BT136S)

$6.50 $6.50

7 sold

Categories: Computer & Office, Computer Components

Buy Now
10% off
Industrial 8-Channel ESP32-S3 WiFi Relay Module, Onboard Isolated CAN Interface, Multiple Isolation Protection Circuits 32-bit Industrial 8-Channel ESP32-S3 WiFi Relay Module, Onboard Isolated CAN Interface, Multiple Isolation Protection Circuits 32-bit

Industrial 8-Channel ESP32-S3 WiFi Relay Module, Onboard Isolated CAN Interface, Multiple Isolation Protection Circuits 32-bit

$53.99 $59.99

3 sold

Categories: Computer & Office, Computer Components

Buy Now
ESP32-S3 Industrial board 6-Channel WiFi Relay IOT Bluetooth RS485 Onboard Pico HAT interfaces Built-In Protection Circuits ESP32-S3 Industrial board 6-Channel WiFi Relay IOT Bluetooth RS485 Onboard Pico HAT interfaces Built-In Protection Circuits

ESP32-S3 Industrial board 6-Channel WiFi Relay IOT Bluetooth RS485 Onboard Pico HAT interfaces Built-In Protection Circuits

$291.69 $291.69

9 sold

Categories: Computer & Office, Computer Components

Buy Now
Industrial Grade ETH Ethernet 8-Channel Relay Module, Modbus, PoE Power Supply Industrial Grade ETH Ethernet 8-Channel Relay Module, Modbus, PoE Power Supply

Industrial Grade ETH Ethernet 8-Channel Relay Module, Modbus, PoE Power Supply

$53.56 $53.56

4 sold

Categories: Computer & Office, Computer Components

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Raspberry Pi 8-ch 40 PIN GPIO Relay Expansion Board Raspberry Pi 8-ch 40 PIN GPIO Relay Expansion Board

Raspberry Pi 8-ch 40 PIN GPIO Relay Expansion Board

$33.54 $33.54

4 sold

Categories: Computer & Office, Computer Components

Buy Now
Industrial RJ45 Ethernet To 16-ch Relay Module Modbus RTU TCP With Protection and guide rails Industrial RJ45 Ethernet To 16-ch Relay Module Modbus RTU TCP With Protection and guide rails

Industrial RJ45 Ethernet To 16-ch Relay Module Modbus RTU TCP With Protection and guide rails

$80.00 $80.00

10 sold

Categories: Computer & Office, Computer Components

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22% off
Raspberry Pi 5 Relay HAT 3-CH Relay Board, 3 Channel Power Relay Module For Raspberry Pi 4B+ 4B 3B+ 3B 2B+ Zero W WH 5A 250V AC Raspberry Pi 5 Relay HAT 3-CH Relay Board, 3 Channel Power Relay Module For Raspberry Pi 4B+ 4B 3B+ 3B 2B+ Zero W WH 5A 250V AC

Raspberry Pi 5 Relay HAT 3-CH Relay Board, 3 Channel Power Relay Module For Raspberry Pi 4B+ 4B 3B+ 3B 2B+ Zero W WH 5A 250V AC

$20.17 $25.99

3 sold

Categories: Computer & Office, Computer Components

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Waveshare Industrial 6-Channel ESP32-S3 WiFi Relay Module, Onboard RS485 / Pico HAT, Supports WiFi / Bluetooth / RS485 Control Waveshare Industrial 6-Channel ESP32-S3 WiFi Relay Module, Onboard RS485 / Pico HAT, Supports WiFi / Bluetooth / RS485 Control

Waveshare Industrial 6-Channel ESP32-S3 WiFi Relay Module, Onboard RS485 / Pico HAT, Supports WiFi / Bluetooth / RS485 Control

$216.30 $216.30

3 sold

Categories: Computer & Office, Computer Components

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Raspberry Pi Relay Module Expansion Board Optional 8-ch or 3-ch for Raspberry Pi 5 4B 3B 3B+ Zero W Jetson Nano Raspberry Pi Relay Module Expansion Board Optional 8-ch or 3-ch for Raspberry Pi 5 4B 3B 3B+ Zero W Jetson Nano

Raspberry Pi Relay Module Expansion Board Optional 8-ch or 3-ch for Raspberry Pi 5 4B 3B 3B+ Zero W Jetson Nano

$139.17 $139.17

4 sold

Categories: Computer & Office, Computer Components

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Industrial Modbus POE ETH RJ45 To 8-Ch Relay B RTU/Modbus TCP-Ethernet For IOT Industrial Modbus POE ETH RJ45 To 8-Ch Relay B RTU/Modbus TCP-Ethernet For IOT

Industrial Modbus POE ETH RJ45 To 8-Ch Relay B RTU/Modbus TCP-Ethernet For IOT

$58.01 $58.01

9 sold

Categories: Computer & Office, Computer Components

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50% off
Estardyn XY-WJ01 DC 6-30V LCD Digital Time Delay Relay Module Programmable Timer Switch Trigger Cycle with Case Estardyn XY-WJ01 DC 6-30V LCD Digital Time Delay Relay Module Programmable Timer Switch Trigger Cycle with Case

Estardyn XY-WJ01 DC 6-30V LCD Digital Time Delay Relay Module Programmable Timer Switch Trigger Cycle with Case

$65.74 $131.49

6 sold

Categories: Computer & Office, Computer Components

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10% off
Waveshare RPi Relay Board (B) Expansion board with 8-ch relays for Raspberry Pi 5/4B/A+/B+/2B/3B/3B+ Waveshare RPi Relay Board (B) Expansion board with 8-ch relays for Raspberry Pi 5/4B/A+/B+/2B/3B/3B+

Waveshare RPi Relay Board (B) Expansion board with 8-ch relays for Raspberry Pi 5/4B/A+/B+/2B/3B/3B+

$26.09 $28.99

4 sold

Categories: Computer & Office, Computer Components

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ESP32-P4 Smart 86 Box Development Board With 4inch 720x720 Pixel LCD Touch Display Ethemet port/RS485/2-ch relay/RISC-V 32-bit ESP32-P4 Smart 86 Box Development Board With 4inch 720x720 Pixel LCD Touch Display Ethemet port/RS485/2-ch relay/RISC-V 32-bit

ESP32-P4 Smart 86 Box Development Board With 4inch 720x720 Pixel LCD Touch Display Ethemet port/RS485/2-ch relay/RISC-V 32-bit

$447.02 $447.02

3 sold

Categories: Computer & Office, Computer Components

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50% off
Estardyn DC 5V Raindrop Sensor Module Relay Output Rain Detection Board for Smart Irrigation Alarm Estardyn DC 5V Raindrop Sensor Module Relay Output Rain Detection Board for Smart Irrigation Alarm

Estardyn DC 5V Raindrop Sensor Module Relay Output Rain Detection Board for Smart Irrigation Alarm

$23.28 $46.56

4 sold

Categories: Computer & Office, Computer Components

Buy Now
ESP32-S3 Industrial 6-Channel WiFi Relay Module IOT WiFi Bluetooth RS485 Control Pico HAT Interface Built-In Protection Circuits ESP32-S3 Industrial 6-Channel WiFi Relay Module IOT WiFi Bluetooth RS485 Control Pico HAT Interface Built-In Protection Circuits

ESP32-S3 Industrial 6-Channel WiFi Relay Module IOT WiFi Bluetooth RS485 Control Pico HAT Interface Built-In Protection Circuits

$254.96 $254.96

9 sold

Categories: Computer & Office, Computer Components

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10% off
Waveshare Industrial Modbus RTU 8-ch Relay Module with RS485 Interface, Multi Isolation Protection Circuits Waveshare Industrial Modbus RTU 8-ch Relay Module with RS485 Interface, Multi Isolation Protection Circuits

Waveshare Industrial Modbus RTU 8-ch Relay Module with RS485 Interface, Multi Isolation Protection Circuits

$34.19 $37.99

4 sold

Categories: Computer & Office, Computer Components

Buy Now
10% off
Waveshare 8-ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, with Various Isolation Waveshare 8-ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, with Various Isolation

Waveshare 8-ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, with Various Isolation

$41.39 $45.99

10 sold

Categories: Computer & Office, Computer Components

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10% off
Waveshare Industrial-Grade Isolated 8-ch RS485 Hub with Isolation and Relay, Rail-Mount Support, Wide Baud Rate Range Waveshare Industrial-Grade Isolated 8-ch RS485 Hub with Isolation and Relay, Rail-Mount Support, Wide Baud Rate Range

Waveshare Industrial-Grade Isolated 8-ch RS485 Hub with Isolation and Relay, Rail-Mount Support, Wide Baud Rate Range

$43.19 $47.99

3 sold

Categories: Computer & Office, Computer Components

Buy Now
M5Stack Official 2-Channel AC Relay Module 13.2 (STM32F030) M5Stack Official 2-Channel AC Relay Module 13.2 (STM32F030)

M5Stack Official 2-Channel AC Relay Module 13.2 (STM32F030)

$10.50 $10.50

5 sold

Categories: Computer & Office, Computer Components

Buy Now
ESPhome relay, Home Assistant, 2-Channel Wi-Fi AC Relay, Powered by XIAO ESP32-C3,Native Support, Built-in Power Meter ESPhome relay, Home Assistant, 2-Channel Wi-Fi AC Relay, Powered by XIAO ESP32-C3,Native Support, Built-in Power Meter

ESPhome relay, Home Assistant, 2-Channel Wi-Fi AC Relay, Powered by XIAO ESP32-C3,Native Support, Built-in Power Meter

$147.90 $147.90

3 sold

Categories: Computer & Office, Computer Components

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50% off
Grove - 4-Channel Solid State Relay, SSR, switch, G3M3-202P   Grove - 4-Channel Solid State Relay, SSR, switch, G3M3-202P  

Grove - 4-Channel Solid State Relay, SSR, switch, G3M3-202P  

$178.19 $356.38

4 sold

Categories: Computer & Office, Computer Components

Buy Now
Industrial Modbus RTU Dual Ethernet RJ45 To 8ch POE ETH Relay (C) PoE Power over Ethernet Industrial Modbus RTU Dual Ethernet RJ45 To 8ch POE ETH Relay (C) PoE Power over Ethernet

Industrial Modbus RTU Dual Ethernet RJ45 To 8ch POE ETH Relay (C) PoE Power over Ethernet

$60.02 $60.02

5 sold

Categories: Computer & Office, Computer Components

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Raspberry Pi 4B 3B+ 2B Expansion Board 4 Channel Relay HAT DDL Relay Smart Home C Python Java Programmable Power Control Center Raspberry Pi 4B 3B+ 2B Expansion Board 4 Channel Relay HAT DDL Relay Smart Home C Python Java Programmable Power Control Center

Raspberry Pi 4B 3B+ 2B Expansion Board 4 Channel Relay HAT DDL Relay Smart Home C Python Java Programmable Power Control Center

$159.67 $159.67

4 sold

Categories: Computer & Office, Computer Components

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Industrial Hybrid relay module RS485 Modbus RTU rail with isolation protection Industrial Hybrid relay module RS485 Modbus RTU rail with isolation protection

Industrial Hybrid relay module RS485 Modbus RTU rail with isolation protection

$32.94 $32.94

5 sold

Categories: Computer & Office, Computer Components

Buy Now
Raspberry Pi Expansion Board 8 Channel Relay Board Module for Raspberry Pi 4/3B+/3B Onboard LED RPi Relay Board (B) Raspberry Pi Expansion Board 8 Channel Relay Board Module for Raspberry Pi 4/3B+/3B Onboard LED RPi Relay Board (B)

Raspberry Pi Expansion Board 8 Channel Relay Board Module for Raspberry Pi 4/3B+/3B Onboard LED RPi Relay Board (B)

$208.58 $208.58

8 sold

Categories: Computer & Office, Computer Components

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10% off
Waveshare Industrial Modbus RTU 4-ch Relay Module with RS485 Interface, 30A High Current, Onboard LED Indicators Waveshare Industrial Modbus RTU 4-ch Relay Module with RS485 Interface, 30A High Current, Onboard LED Indicators

Waveshare Industrial Modbus RTU 4-ch Relay Module with RS485 Interface, 30A High Current, Onboard LED Indicators

$36.89 $40.99

5 sold

Categories: Computer & Office, Computer Components

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29% off
587B 16 Channel Relays Module DC12V MODBUS RTU RS485 Relays Module Board PLC Controller 587B 16 Channel Relays Module DC12V MODBUS RTU RS485 Relays Module Board PLC Controller

587B 16 Channel Relays Module DC12V MODBUS RTU RS485 Relays Module Board PLC Controller

$13.99 $19.70

3 sold

Categories: Computer & Office, Computer Components

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Industrial RJ45 Ethernet To 16-ch Relay Module Modbus RTU TCP Communication PoE With Protection and guide rails Industrial RJ45 Ethernet To 16-ch Relay Module Modbus RTU TCP Communication PoE With Protection and guide rails

Industrial RJ45 Ethernet To 16-ch Relay Module Modbus RTU TCP Communication PoE With Protection and guide rails

$70.42 $70.42

3 sold

Categories: Computer & Office, Computer Components

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50% off
ESP32-S3 Development Board 4 Inch IPS Touch Screen WiFi Bluetooth For Arduino LVGL IoT 86 Box Smart Home 3-Relay Output ESP32-S3 Development Board 4 Inch IPS Touch Screen WiFi Bluetooth For Arduino LVGL IoT 86 Box Smart Home 3-Relay Output

ESP32-S3 Development Board 4 Inch IPS Touch Screen WiFi Bluetooth For Arduino LVGL IoT 86 Box Smart Home 3-Relay Output

$570.20 $1140.40

7 sold

Categories: Computer & Office, Computer Components

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10% off
Waveshare Industrial 8-Channel RP2350 Relay Module, Based On RP2350 Dual-core & Dual-architecture Microcontroller, Digital Input Waveshare Industrial 8-Channel RP2350 Relay Module, Based On RP2350 Dual-core & Dual-architecture Microcontroller, Digital Input

Waveshare Industrial 8-Channel RP2350 Relay Module, Based On RP2350 Dual-core & Dual-architecture Microcontroller, Digital Input

$44.99 $49.99

11 sold

Categories: Computer & Office, Computer Components

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Industrial Modbus RTU RS485 8-ch 30A High Current Relay Module (E) With Digital Input Industrial Modbus RTU RS485 8-ch 30A High Current Relay Module (E) With Digital Input

Industrial Modbus RTU RS485 8-ch 30A High Current Relay Module (E) With Digital Input

$68.03 $68.03

4 sold

Categories: Computer & Office, Computer Components

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Industrial 8-Ch RP2350 Relay Module Based On RP2350B Dual-core IOT LAN Supports Digital Input DIO RS485 RJ45 Ethernet POE Industrial 8-Ch RP2350 Relay Module Based On RP2350B Dual-core IOT LAN Supports Digital Input DIO RS485 RJ45 Ethernet POE

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10 sold

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Estardyn SSR-40DA DC to AC Solid State Relay Module 3-32V Input 24-380V Output 40A 250V for Temperature Control Estardyn SSR-40DA DC to AC Solid State Relay Module 3-32V Input 24-380V Output 40A 250V for Temperature Control

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$47.15 $94.31

7 sold

Categories: Computer & Office, Computer Components

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