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Industrial 8-Channel Relay Module for Raspberry Pi Pico Power Supply Photocoupler Isolation ABS Protection Shell with Rail-Mount Industrial 8-Channel Relay Module for Raspberry Pi Pico Power Supply Photocoupler Isolation ABS Protection Shell with Rail-Mount

Industrial 8-Channel Relay Module for Raspberry Pi Pico Power Supply Photocoupler Isolation ABS Protection Shell with Rail-Mount

$181.06$181.06

2 sold
M5Stack Official StamPLC IO Isolated I2C Expansion Module 2CH 0-10V 0-20mA Analog Input Dual SSR Mechanical Relay DIN Rail M5Stack Official StamPLC IO Isolated I2C Expansion Module 2CH 0-10V 0-20mA Analog Input Dual SSR Mechanical Relay DIN Rail

M5Stack Official StamPLC IO Isolated I2C Expansion Module 2CH 0-10V 0-20mA Analog Input Dual SSR Mechanical Relay DIN Rail

$19.95$19.95

28 sold
ESP32-S3 Industrial-Grade WiFi Relay IOT RS485 Communicator Bluetooth ESP32-S3-Relay-1CH ESP32-S3 Industrial-Grade WiFi Relay IOT RS485 Communicator Bluetooth ESP32-S3-Relay-1CH

ESP32-S3 Industrial-Grade WiFi Relay IOT RS485 Communicator Bluetooth ESP32-S3-Relay-1CH

$27.11$27.11

12 sold
5% off
Industrial ESP32-S3 1-Channel WiFi Relay, RS485/BT Control, Rail-Mount, Multi-Isolation Protection Industrial ESP32-S3 1-Channel WiFi Relay, RS485/BT Control, Rail-Mount, Multi-Isolation Protection

Industrial ESP32-S3 1-Channel WiFi Relay, RS485/BT Control, Rail-Mount, Multi-Isolation Protection

$170.25$179.21

Industrial Modbus RTU 4-Ch Relay Module With RS485 Interface,30A High Current,LED Indicators,Multi Isolation Protection Circuits Industrial Modbus RTU 4-Ch Relay Module With RS485 Interface,30A High Current,LED Indicators,Multi Isolation Protection Circuits

Industrial Modbus RTU 4-Ch Relay Module With RS485 Interface,30A High Current,LED Indicators,Multi Isolation Protection Circuits

$39.99$39.99

M5Stack Official ATOM HUB SwitchD 2-Relay Kit M5Stack Official ATOM HUB SwitchD 2-Relay Kit

M5Stack Official ATOM HUB SwitchD 2-Relay Kit

$31.90$31.90

2 sold
10% off
Waveshare Industrial Modbus RTU 8-ch Relay Module (D) With Digital Input and RS485, Modbus RTU Protocol, 7~36V Power Supply Waveshare Industrial Modbus RTU 8-ch Relay Module (D) With Digital Input and RS485, Modbus RTU Protocol, 7~36V Power Supply

Waveshare Industrial Modbus RTU 8-ch Relay Module (D) With Digital Input and RS485, Modbus RTU Protocol, 7~36V Power Supply

$36.89$40.99

44 sold
Waveshare Industrial Modbus RTU 8-ch Relay Module (D) With Digital Input and RS485, Modbus RTU Protocol, 7~36V Power Supply Waveshare Industrial Modbus RTU 8-ch Relay Module (D) With Digital Input and RS485, Modbus RTU Protocol, 7~36V Power Supply

Waveshare Industrial Modbus RTU 8-ch Relay Module (D) With Digital Input and RS485, Modbus RTU Protocol, 7~36V Power Supply

$293.66$293.66

20 sold
SP32-S3 Industrial Control Board Industrial-Grade WiFi Network Relay IOT RS485 Communicator Bluetooth SP32-S3 Industrial Control Board Industrial-Grade WiFi Network Relay IOT RS485 Communicator Bluetooth

SP32-S3 Industrial Control Board Industrial-Grade WiFi Network Relay IOT RS485 Communicator Bluetooth

$27.40$27.40

SZD07 DC Intelligent Digital Current Meter DC0-50A Current Induction Switch Linkage Switch Overload Protection Relay Output PLC SZD07 DC Intelligent Digital Current Meter DC0-50A Current Induction Switch Linkage Switch Overload Protection Relay Output PLC

SZD07 DC Intelligent Digital Current Meter DC0-50A Current Induction Switch Linkage Switch Overload Protection Relay Output PLC

$20.00$20.00

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

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

$180.00$180.00

51% off
DIY Programming Educational Kids Micro:bit 4 Channel Relay Module Shield 5V High Trigger Class Teaching Microbit Expansion Board DIY Programming Educational Kids Micro:bit 4 Channel Relay Module Shield 5V High Trigger Class Teaching Microbit Expansion Board

DIY Programming Educational Kids Micro:bit 4 Channel Relay Module Shield 5V High Trigger Class Teaching Microbit Expansion Board

$110.51$225.54

10% off
Waveshare Industrial 1-Channel ESP32-S3 WiFi Relay Module, Supports WiFi / Bluetooth / RS485 Control, With Multiple Isolation Waveshare Industrial 1-Channel ESP32-S3 WiFi Relay Module, Supports WiFi / Bluetooth / RS485 Control, With Multiple Isolation

Waveshare Industrial 1-Channel ESP32-S3 WiFi Relay Module, Supports WiFi / Bluetooth / RS485 Control, With Multiple Isolation

$18.53$20.59

46 sold
RPi Zero Relay,Industrial 6-Channel Relay Module for RPi Zero, RS485/CAN bus, power supply isolation, photocoupler isolation RPi Zero Relay,Industrial 6-Channel Relay Module for RPi Zero, RS485/CAN bus, power supply isolation, photocoupler isolation

RPi Zero Relay,Industrial 6-Channel Relay Module for RPi Zero, RS485/CAN bus, power supply isolation, photocoupler isolation

$39.99$39.99

51% off
5V 2 Channel Relay Module with Optocoupler Isolation Compatible Arduino ESP32 Raspberry Pi PLC DIY Projects 5V 2 Channel Relay Module with Optocoupler Isolation Compatible Arduino ESP32 Raspberry Pi PLC DIY Projects

5V 2 Channel Relay Module with Optocoupler Isolation Compatible Arduino ESP32 Raspberry Pi PLC DIY Projects

$100.77$205.66

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

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

$270.58$270.58

Waveshare Industrial 1-Channel ESP32-S3 WiFi Relay Module, With Multiple Isolation, Supports WiFi / Bluetooth / RS485 Control Waveshare Industrial 1-Channel ESP32-S3 WiFi Relay Module, With Multiple Isolation, Supports WiFi / Bluetooth / RS485 Control

Waveshare Industrial 1-Channel ESP32-S3 WiFi Relay Module, With Multiple Isolation, Supports WiFi / Bluetooth / RS485 Control

$137.90$137.90

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
64% off
HDL 4 Channel Relay Module 30A DC7-28/5V WIFI Bluetooth Relay Module ESP32-WROOM Development Board HDL 4 Channel Relay Module 30A DC7-28/5V WIFI Bluetooth Relay Module ESP32-WROOM Development Board

HDL 4 Channel Relay Module 30A DC7-28/5V WIFI Bluetooth Relay Module ESP32-WROOM Development Board

$11.63$32.30

5% off
Raspberry Pi Industrial Modbus RS485 CAN 6-way relay module Raspberry Pi Industrial Modbus RS485 CAN 6-way relay module

Raspberry Pi Industrial Modbus RS485 CAN 6-way relay module

$33.24$34.99

1 sold
Industrial 1-Channel ESP32-S3 WiFi Relay Module, Supports WiFi / Bluetooth / RS485 Control Industrial 1-Channel ESP32-S3 WiFi Relay Module, Supports WiFi / Bluetooth / RS485 Control

Industrial 1-Channel ESP32-S3 WiFi Relay Module, Supports WiFi / Bluetooth / RS485 Control

$232.93$232.93

Raspberry Pi expansion board, 8-channel relay module, compatible with RPI A+/B+/2B/3B/3B+, onboard LED indicators, contact form Raspberry Pi expansion board, 8-channel relay module, compatible with RPI A+/B+/2B/3B/3B+, onboard LED indicators, contact form

Raspberry Pi expansion board, 8-channel relay module, compatible with RPI A+/B+/2B/3B/3B+, onboard LED indicators, contact form

$212.15$212.15

2 sold
Raspberry Pi Pico Relay Module Industrial 8-Channel Relay Module Raspberry Pi Pico Relay Module Industrial 8-Channel Relay Module

Raspberry Pi Pico Relay Module Industrial 8-Channel Relay Module

$27.88$27.88

1 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

4 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
AC Current Sensor Module 0-50A 0-100Ma 0-5A 0-10A Switch Output Relay Output Upper And Lower Limit Alarm High Quality AC Current Sensor Module 0-50A 0-100Ma 0-5A 0-10A Switch Output Relay Output Upper And Lower Limit Alarm High Quality

AC Current Sensor Module 0-50A 0-100Ma 0-5A 0-10A Switch Output Relay Output Upper And Lower Limit Alarm High Quality

$22.50$22.50

10% off
Waveshare RPi Relay/Expansion Board for Raspberry Pi 5/4B. loads up to 5A 250V AC or 5A 30V DC Waveshare RPi Relay/Expansion Board for Raspberry Pi 5/4B. loads up to 5A 250V AC or 5A 30V DC

Waveshare RPi Relay/Expansion Board for Raspberry Pi 5/4B. loads up to 5A 250V AC or 5A 30V DC

$16.73$18.59

2 sold
51% off
Laser Receiver Sensor Module Non-Modulator Tube Laser Sensor Module Relay Switch High Level Low Level for Arduino Laser Receiver Sensor Module Non-Modulator Tube Laser Sensor Module Relay Switch High Level Low Level for Arduino

Laser Receiver Sensor Module Non-Modulator Tube Laser Sensor Module Relay Switch High Level Low Level for Arduino

$110.17$224.84

Industrial 1-Channel ESP32-S3 WiFi Relay Module,Supports Wi-Fi/Bluetooth,RS485,With Multiple Isolation Protection Circuits Industrial 1-Channel ESP32-S3 WiFi Relay Module,Supports Wi-Fi/Bluetooth,RS485,With Multiple Isolation Protection Circuits

Industrial 1-Channel ESP32-S3 WiFi Relay Module,Supports Wi-Fi/Bluetooth,RS485,With Multiple Isolation Protection Circuits

$25.99$25.99

Digital Display AC DC Current Sensor Module 5A 10A 20A 50A , Switch output RS485 Output Relay Output. Free shipping Digital Display AC DC Current Sensor Module 5A 10A 20A 50A , Switch output RS485 Output Relay Output. Free shipping

Digital Display AC DC Current Sensor Module 5A 10A 20A 50A , Switch output RS485 Output Relay Output. Free shipping

$34.70$34.70

5V 3-Channel Relay Module Expansion Board Breakout Shield HAT Kit For RPI Raspberry Pi Zero 2 WH 2W 3 Model B 3A 3B Plus 4 4B 5V 3-Channel Relay Module Expansion Board Breakout Shield HAT Kit For RPI Raspberry Pi Zero 2 WH 2W 3 Model B 3A 3B Plus 4 4B

5V 3-Channel Relay Module Expansion Board Breakout Shield HAT Kit For RPI Raspberry Pi Zero 2 WH 2W 3 Model B 3A 3B Plus 4 4B

$169.01$169.01

1 sold
10% off
Waveshare Industrial Modbus RTU 8-ch Relay Module (B) with RS485 Interface, Multi Isolation Protection Circuits, 7~36V Waveshare Industrial Modbus RTU 8-ch Relay Module (B) with RS485 Interface, Multi Isolation Protection Circuits, 7~36V

Waveshare Industrial Modbus RTU 8-ch Relay Module (B) with RS485 Interface, Multi Isolation Protection Circuits, 7~36V

$30.59$33.99

26 sold
Industrial-Grade Isolated 4-Ch RS485 Hub,Expands 4-Ch RS485 Sub Ports Via 1-Ch RS485 Master Port,With Isolation And Signal Relay Industrial-Grade Isolated 4-Ch RS485 Hub,Expands 4-Ch RS485 Sub Ports Via 1-Ch RS485 Master Port,With Isolation And Signal Relay

Industrial-Grade Isolated 4-Ch RS485 Hub,Expands 4-Ch RS485 Sub Ports Via 1-Ch RS485 Master Port,With Isolation And Signal Relay

$25.99$25.99

Industrial 6-ch Relay Module For Raspberry Pi Zero RS485/CAN Half-Duplex Communication UART Control Auto Switch For Pi Zero 2 Industrial 6-ch Relay Module For Raspberry Pi Zero RS485/CAN Half-Duplex Communication UART Control Auto Switch For Pi Zero 2

Industrial 6-ch Relay Module For Raspberry Pi Zero RS485/CAN Half-Duplex Communication UART Control Auto Switch For Pi Zero 2

$273.93$273.93

1 sold
26% off
B0KF Industrial 6CH ESP32S3 WiFi Relays Module Supports WiFi Bluetooth-compatible B0KF Industrial 6CH ESP32S3 WiFi Relays Module Supports WiFi Bluetooth-compatible

B0KF Industrial 6CH ESP32S3 WiFi Relays Module Supports WiFi Bluetooth-compatible

$199.95$270.20

Raspberry Pi 5 / 4B 8 Channel Relay Extention Board with Indicator Light for RPi 5 4B 3B+ 3B Zero 2 W Smart Home Raspberry Pi 5 / 4B 8 Channel Relay Extention Board with Indicator Light for RPi 5 4B 3B+ 3B Zero 2 W Smart Home

Raspberry Pi 5 / 4B 8 Channel Relay Extention Board with Indicator Light for RPi 5 4B 3B+ 3B Zero 2 W Smart Home

$210.39$210.39

30 sold
Industrial 8-Channel Relay Module for Raspberry Pi Pico Power Supply Photocoupler Isolation ABS Protection Shell with Rail-Mount Industrial 8-Channel Relay Module for Raspberry Pi Pico Power Supply Photocoupler Isolation ABS Protection Shell with Rail-Mount

Industrial 8-Channel Relay Module for Raspberry Pi Pico Power Supply Photocoupler Isolation ABS Protection Shell with Rail-Mount

$181.06 $181.06

2 sold

Categories: Computer & Office, Computer Components

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M5Stack Official StamPLC IO Isolated I2C Expansion Module 2CH 0-10V 0-20mA Analog Input Dual SSR Mechanical Relay DIN Rail M5Stack Official StamPLC IO Isolated I2C Expansion Module 2CH 0-10V 0-20mA Analog Input Dual SSR Mechanical Relay DIN Rail

M5Stack Official StamPLC IO Isolated I2C Expansion Module 2CH 0-10V 0-20mA Analog Input Dual SSR Mechanical Relay DIN Rail

$19.95 $19.95

28 sold

Categories: Computer & Office, Computer Components

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ESP32-S3 Industrial-Grade WiFi Relay IOT RS485 Communicator Bluetooth ESP32-S3-Relay-1CH ESP32-S3 Industrial-Grade WiFi Relay IOT RS485 Communicator Bluetooth ESP32-S3-Relay-1CH

ESP32-S3 Industrial-Grade WiFi Relay IOT RS485 Communicator Bluetooth ESP32-S3-Relay-1CH

$27.11 $27.11

12 sold

Categories: Computer & Office, Computer Components

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5% off
Industrial ESP32-S3 1-Channel WiFi Relay, RS485/BT Control, Rail-Mount, Multi-Isolation Protection Industrial ESP32-S3 1-Channel WiFi Relay, RS485/BT Control, Rail-Mount, Multi-Isolation Protection

Industrial ESP32-S3 1-Channel WiFi Relay, RS485/BT Control, Rail-Mount, Multi-Isolation Protection

$170.25 $179.21

Categories: Computer & Office, Computer Components

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Industrial Modbus RTU 4-Ch Relay Module With RS485 Interface,30A High Current,LED Indicators,Multi Isolation Protection Circuits Industrial Modbus RTU 4-Ch Relay Module With RS485 Interface,30A High Current,LED Indicators,Multi Isolation Protection Circuits

Industrial Modbus RTU 4-Ch Relay Module With RS485 Interface,30A High Current,LED Indicators,Multi Isolation Protection Circuits

$39.99 $39.99

Categories: Computer & Office, Computer Components

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M5Stack Official ATOM HUB SwitchD 2-Relay Kit M5Stack Official ATOM HUB SwitchD 2-Relay Kit

M5Stack Official ATOM HUB SwitchD 2-Relay Kit

$31.90 $31.90

2 sold

Categories: Computer & Office, Computer Components

Buy Now
10% off
Waveshare Industrial Modbus RTU 8-ch Relay Module (D) With Digital Input and RS485, Modbus RTU Protocol, 7~36V Power Supply Waveshare Industrial Modbus RTU 8-ch Relay Module (D) With Digital Input and RS485, Modbus RTU Protocol, 7~36V Power Supply

Waveshare Industrial Modbus RTU 8-ch Relay Module (D) With Digital Input and RS485, Modbus RTU Protocol, 7~36V Power Supply

$36.89 $40.99

44 sold

Categories: Computer & Office, Computer Components

Buy Now
Waveshare Industrial Modbus RTU 8-ch Relay Module (D) With Digital Input and RS485, Modbus RTU Protocol, 7~36V Power Supply Waveshare Industrial Modbus RTU 8-ch Relay Module (D) With Digital Input and RS485, Modbus RTU Protocol, 7~36V Power Supply

Waveshare Industrial Modbus RTU 8-ch Relay Module (D) With Digital Input and RS485, Modbus RTU Protocol, 7~36V Power Supply

$293.66 $293.66

20 sold

Categories: Computer & Office, Computer Components

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SP32-S3 Industrial Control Board Industrial-Grade WiFi Network Relay IOT RS485 Communicator Bluetooth SP32-S3 Industrial Control Board Industrial-Grade WiFi Network Relay IOT RS485 Communicator Bluetooth

SP32-S3 Industrial Control Board Industrial-Grade WiFi Network Relay IOT RS485 Communicator Bluetooth

$27.40 $27.40

Categories: Computer & Office, Computer Components

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SZD07 DC Intelligent Digital Current Meter DC0-50A Current Induction Switch Linkage Switch Overload Protection Relay Output PLC SZD07 DC Intelligent Digital Current Meter DC0-50A Current Induction Switch Linkage Switch Overload Protection Relay Output PLC

SZD07 DC Intelligent Digital Current Meter DC0-50A Current Induction Switch Linkage Switch Overload Protection Relay Output PLC

$20.00 $20.00

2 sold

Categories: Computer & Office, Computer Components

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

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

$180.00 $180.00

Categories: Computer & Office, Computer Components

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51% off
DIY Programming Educational Kids Micro:bit 4 Channel Relay Module Shield 5V High Trigger Class Teaching Microbit Expansion Board DIY Programming Educational Kids Micro:bit 4 Channel Relay Module Shield 5V High Trigger Class Teaching Microbit Expansion Board

DIY Programming Educational Kids Micro:bit 4 Channel Relay Module Shield 5V High Trigger Class Teaching Microbit Expansion Board

$110.51 $225.54

Categories: Computer & Office, Computer Components

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10% off
Waveshare Industrial 1-Channel ESP32-S3 WiFi Relay Module, Supports WiFi / Bluetooth / RS485 Control, With Multiple Isolation Waveshare Industrial 1-Channel ESP32-S3 WiFi Relay Module, Supports WiFi / Bluetooth / RS485 Control, With Multiple Isolation

Waveshare Industrial 1-Channel ESP32-S3 WiFi Relay Module, Supports WiFi / Bluetooth / RS485 Control, With Multiple Isolation

$18.53 $20.59

46 sold

Categories: Computer & Office, Computer Components

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RPi Zero Relay,Industrial 6-Channel Relay Module for RPi Zero, RS485/CAN bus, power supply isolation, photocoupler isolation RPi Zero Relay,Industrial 6-Channel Relay Module for RPi Zero, RS485/CAN bus, power supply isolation, photocoupler isolation

RPi Zero Relay,Industrial 6-Channel Relay Module for RPi Zero, RS485/CAN bus, power supply isolation, photocoupler isolation

$39.99 $39.99

Categories: Computer & Office, Computer Components

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51% off
5V 2 Channel Relay Module with Optocoupler Isolation Compatible Arduino ESP32 Raspberry Pi PLC DIY Projects 5V 2 Channel Relay Module with Optocoupler Isolation Compatible Arduino ESP32 Raspberry Pi PLC DIY Projects

5V 2 Channel Relay Module with Optocoupler Isolation Compatible Arduino ESP32 Raspberry Pi PLC DIY Projects

$100.77 $205.66

Categories: Computer & Office, Computer Components

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

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

$270.58 $270.58

Categories: Computer & Office, Computer Components

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Waveshare Industrial 1-Channel ESP32-S3 WiFi Relay Module, With Multiple Isolation, Supports WiFi / Bluetooth / RS485 Control Waveshare Industrial 1-Channel ESP32-S3 WiFi Relay Module, With Multiple Isolation, Supports WiFi / Bluetooth / RS485 Control

Waveshare Industrial 1-Channel ESP32-S3 WiFi Relay Module, With Multiple Isolation, Supports WiFi / Bluetooth / RS485 Control

$137.90 $137.90

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

Buy Now
64% off
HDL 4 Channel Relay Module 30A DC7-28/5V WIFI Bluetooth Relay Module ESP32-WROOM Development Board HDL 4 Channel Relay Module 30A DC7-28/5V WIFI Bluetooth Relay Module ESP32-WROOM Development Board

HDL 4 Channel Relay Module 30A DC7-28/5V WIFI Bluetooth Relay Module ESP32-WROOM Development Board

$11.63 $32.30

Categories: Computer & Office, Computer Components

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5% off
Raspberry Pi Industrial Modbus RS485 CAN 6-way relay module Raspberry Pi Industrial Modbus RS485 CAN 6-way relay module

Raspberry Pi Industrial Modbus RS485 CAN 6-way relay module

$33.24 $34.99

1 sold

Categories: Computer & Office, Computer Components

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Industrial 1-Channel ESP32-S3 WiFi Relay Module, Supports WiFi / Bluetooth / RS485 Control Industrial 1-Channel ESP32-S3 WiFi Relay Module, Supports WiFi / Bluetooth / RS485 Control

Industrial 1-Channel ESP32-S3 WiFi Relay Module, Supports WiFi / Bluetooth / RS485 Control

$232.93 $232.93

Categories: Computer & Office, Computer Components

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Raspberry Pi expansion board, 8-channel relay module, compatible with RPI A+/B+/2B/3B/3B+, onboard LED indicators, contact form Raspberry Pi expansion board, 8-channel relay module, compatible with RPI A+/B+/2B/3B/3B+, onboard LED indicators, contact form

Raspberry Pi expansion board, 8-channel relay module, compatible with RPI A+/B+/2B/3B/3B+, onboard LED indicators, contact form

$212.15 $212.15

2 sold

Categories: Computer & Office, Computer Components

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Raspberry Pi Pico Relay Module Industrial 8-Channel Relay Module Raspberry Pi Pico Relay Module Industrial 8-Channel Relay Module

Raspberry Pi Pico Relay Module Industrial 8-Channel Relay Module

$27.88 $27.88

1 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

4 sold

Categories: Computer & Office, Computer Components

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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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AC Current Sensor Module 0-50A 0-100Ma 0-5A 0-10A Switch Output Relay Output Upper And Lower Limit Alarm High Quality AC Current Sensor Module 0-50A 0-100Ma 0-5A 0-10A Switch Output Relay Output Upper And Lower Limit Alarm High Quality

AC Current Sensor Module 0-50A 0-100Ma 0-5A 0-10A Switch Output Relay Output Upper And Lower Limit Alarm High Quality

$22.50 $22.50

Categories: Computer & Office, Computer Components

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10% off
Waveshare RPi Relay/Expansion Board for Raspberry Pi 5/4B. loads up to 5A 250V AC or 5A 30V DC Waveshare RPi Relay/Expansion Board for Raspberry Pi 5/4B. loads up to 5A 250V AC or 5A 30V DC

Waveshare RPi Relay/Expansion Board for Raspberry Pi 5/4B. loads up to 5A 250V AC or 5A 30V DC

$16.73 $18.59

2 sold

Categories: Computer & Office, Computer Components

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51% off
Laser Receiver Sensor Module Non-Modulator Tube Laser Sensor Module Relay Switch High Level Low Level for Arduino Laser Receiver Sensor Module Non-Modulator Tube Laser Sensor Module Relay Switch High Level Low Level for Arduino

Laser Receiver Sensor Module Non-Modulator Tube Laser Sensor Module Relay Switch High Level Low Level for Arduino

$110.17 $224.84

Categories: Computer & Office, Computer Components

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Industrial 1-Channel ESP32-S3 WiFi Relay Module,Supports Wi-Fi/Bluetooth,RS485,With Multiple Isolation Protection Circuits Industrial 1-Channel ESP32-S3 WiFi Relay Module,Supports Wi-Fi/Bluetooth,RS485,With Multiple Isolation Protection Circuits

Industrial 1-Channel ESP32-S3 WiFi Relay Module,Supports Wi-Fi/Bluetooth,RS485,With Multiple Isolation Protection Circuits

$25.99 $25.99

Categories: Computer & Office, Computer Components

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Digital Display AC DC Current Sensor Module 5A 10A 20A 50A , Switch output RS485 Output Relay Output. Free shipping Digital Display AC DC Current Sensor Module 5A 10A 20A 50A , Switch output RS485 Output Relay Output. Free shipping

Digital Display AC DC Current Sensor Module 5A 10A 20A 50A , Switch output RS485 Output Relay Output. Free shipping

$34.70 $34.70

Categories: Computer & Office, Computer Components

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5V 3-Channel Relay Module Expansion Board Breakout Shield HAT Kit For RPI Raspberry Pi Zero 2 WH 2W 3 Model B 3A 3B Plus 4 4B 5V 3-Channel Relay Module Expansion Board Breakout Shield HAT Kit For RPI Raspberry Pi Zero 2 WH 2W 3 Model B 3A 3B Plus 4 4B

5V 3-Channel Relay Module Expansion Board Breakout Shield HAT Kit For RPI Raspberry Pi Zero 2 WH 2W 3 Model B 3A 3B Plus 4 4B

$169.01 $169.01

1 sold

Categories: Computer & Office, Computer Components

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10% off
Waveshare Industrial Modbus RTU 8-ch Relay Module (B) with RS485 Interface, Multi Isolation Protection Circuits, 7~36V Waveshare Industrial Modbus RTU 8-ch Relay Module (B) with RS485 Interface, Multi Isolation Protection Circuits, 7~36V

Waveshare Industrial Modbus RTU 8-ch Relay Module (B) with RS485 Interface, Multi Isolation Protection Circuits, 7~36V

$30.59 $33.99

26 sold

Categories: Computer & Office, Computer Components

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Industrial-Grade Isolated 4-Ch RS485 Hub,Expands 4-Ch RS485 Sub Ports Via 1-Ch RS485 Master Port,With Isolation And Signal Relay Industrial-Grade Isolated 4-Ch RS485 Hub,Expands 4-Ch RS485 Sub Ports Via 1-Ch RS485 Master Port,With Isolation And Signal Relay

Industrial-Grade Isolated 4-Ch RS485 Hub,Expands 4-Ch RS485 Sub Ports Via 1-Ch RS485 Master Port,With Isolation And Signal Relay

$25.99 $25.99

Categories: Computer & Office, Computer Components

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Industrial 6-ch Relay Module For Raspberry Pi Zero RS485/CAN Half-Duplex Communication UART Control Auto Switch For Pi Zero 2 Industrial 6-ch Relay Module For Raspberry Pi Zero RS485/CAN Half-Duplex Communication UART Control Auto Switch For Pi Zero 2

Industrial 6-ch Relay Module For Raspberry Pi Zero RS485/CAN Half-Duplex Communication UART Control Auto Switch For Pi Zero 2

$273.93 $273.93

1 sold

Categories: Computer & Office, Computer Components

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26% off
B0KF Industrial 6CH ESP32S3 WiFi Relays Module Supports WiFi Bluetooth-compatible B0KF Industrial 6CH ESP32S3 WiFi Relays Module Supports WiFi Bluetooth-compatible

B0KF Industrial 6CH ESP32S3 WiFi Relays Module Supports WiFi Bluetooth-compatible

$199.95 $270.20

Categories: Computer & Office, Computer Components

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Raspberry Pi 5 / 4B 8 Channel Relay Extention Board with Indicator Light for RPi 5 4B 3B+ 3B Zero 2 W Smart Home Raspberry Pi 5 / 4B 8 Channel Relay Extention Board with Indicator Light for RPi 5 4B 3B+ 3B Zero 2 W Smart Home

Raspberry Pi 5 / 4B 8 Channel Relay Extention Board with Indicator Light for RPi 5 4B 3B+ 3B Zero 2 W Smart Home

$210.39 $210.39

30 sold

Categories: Computer & Office, Computer Components

Buy Now