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YYB-5 12V 24V Two Relays Delay Timing Cycle Module Motor Forward/Reverse Control Board Control Solenoid Valves Pumps YYB-5 12V 24V Two Relays Delay Timing Cycle Module Motor Forward/Reverse Control Board Control Solenoid Valves Pumps

YYB-5 12V 24V Two Relays Delay Timing Cycle Module Motor Forward/Reverse Control Board Control Solenoid Valves Pumps

$123.78$123.78

1 sold
Raspberry Pi Power Relay Board 3CH Expansion Module loads up to 10Amp/250VAC with Cooling Fans And RGB-LED Raspberry Pi Power Relay Board 3CH Expansion Module loads up to 10Amp/250VAC with Cooling Fans And RGB-LED

Raspberry Pi Power Relay Board 3CH Expansion Module loads up to 10Amp/250VAC with Cooling Fans And RGB-LED

$127.96$127.96

Industrial-Grade Isolated 2-Ch RS485 Hub, Rail-Mount Support, Wide Baud Rate Range,With Isolation And Signal Relay Industrial-Grade Isolated 2-Ch RS485 Hub, Rail-Mount Support, Wide Baud Rate Range,With Isolation And Signal Relay

Industrial-Grade Isolated 2-Ch RS485 Hub, Rail-Mount Support, Wide Baud Rate Range,With Isolation And Signal Relay

$18.99$18.99

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

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

$125.55$125.55

M5Stack Official 4-Relay Unit M5Stack Official 4-Relay Unit

M5Stack Official 4-Relay Unit

$12.95$12.95

38 sold
Pico-Relay-B,Industrial 8-Channel Relay Module For Raspberry Pi Pico, Power Supply Isolation, Photocoupler Isolation Pico-Relay-B,Industrial 8-Channel Relay Module For Raspberry Pi Pico, Power Supply Isolation, Photocoupler Isolation

Pico-Relay-B,Industrial 8-Channel Relay Module For Raspberry Pi Pico, Power Supply Isolation, Photocoupler Isolation

$26.99$26.99

2 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

1 sold
42% off
3 Channel Relay Expansion Board for Raspberry Pi 4B 3B+ 3B 3 Way Relay Controls Module Breakout Shield Hat for Home Automation 3 Channel Relay Expansion Board for Raspberry Pi 4B 3B+ 3B 3 Way Relay Controls Module Breakout Shield Hat for Home Automation

3 Channel Relay Expansion Board for Raspberry Pi 4B 3B+ 3B 3 Way Relay Controls Module Breakout Shield Hat for Home Automation

$77.59$133.77

28 sold
46% off
Super Sale 433MHz Wireless Remote Control Switch for Lights, Fans - 110V/220V, 10A Relay, 100m Range, Easy on/OFF Super Sale 433MHz Wireless Remote Control Switch for Lights, Fans - 110V/220V, 10A Relay, 100m Range, Easy on/OFF

Super Sale 433MHz Wireless Remote Control Switch for Lights, Fans - 110V/220V, 10A Relay, 100m Range, Easy on/OFF

$9.85$18.24

30% off
16-Channel RS485 Relays Module with Modbus RTU Control Home Control Switch Board for PTZ Camera and Motor Control 16-Channel RS485 Relays Module with Modbus RTU Control Home Control Switch Board for PTZ Camera and Motor Control

16-Channel RS485 Relays Module with Modbus RTU Control Home Control Switch Board for PTZ Camera and Motor Control

$117.21$167.45

37% off
K0EA 2400W Highly Power Module 100A Heavy Duty Relays For Industrials Equipment Motor Control And Home Appliances K0EA 2400W Highly Power Module 100A Heavy Duty Relays For Industrials Equipment Motor Control And Home Appliances

K0EA 2400W Highly Power Module 100A Heavy Duty Relays For Industrials Equipment Motor Control And Home Appliances

$28.09$44.58

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

2 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

3 sold
31% off
P9FA Motor Protections Module 2400W Capacity 100A Relays Automatic Voltages Regulation P9FA Motor Protections Module 2400W Capacity 100A Relays Automatic Voltages Regulation

P9FA Motor Protections Module 2400W Capacity 100A Relays Automatic Voltages Regulation

$28.97$41.98

31% off
U55C Single Channel Relays Driver Board With Enhanceds Circuit Protections For Stable Transmission U55C Single Channel Relays Driver Board With Enhanceds Circuit Protections For Stable Transmission

U55C Single Channel Relays Driver Board With Enhanceds Circuit Protections For Stable Transmission

$18.40$26.66

16-channel 5V USB Serial Port Control Switch / USB Relay Module Computer 16-channel 5V USB Serial Port Control Switch / USB Relay Module Computer

16-channel 5V USB Serial Port Control Switch / USB Relay Module Computer

$80.01$80.01

10% off
GeeekPi Original 4 Channel Relay Hat Board For Raspberry Pi 4B/ 3B+ (Plus) / 3B / 2B GeeekPi Original 4 Channel Relay Hat Board For Raspberry Pi 4B/ 3B+ (Plus) / 3B / 2B

GeeekPi Original 4 Channel Relay Hat Board For Raspberry Pi 4B/ 3B+ (Plus) / 3B / 2B

$12.59$13.99

19 sold
Raspberry Pi Pico/Pico W Relay Extension Board Copper Pillar Nut Jumper KIT Raspberry Pi Pico/Pico W Relay Extension Board Copper Pillar Nut Jumper KIT

Raspberry Pi Pico/Pico W Relay Extension Board Copper Pillar Nut Jumper KIT

$114.09$114.09

RS485 Modbus RTU 1，3，4 Channel Relay Module Optocoupler Isolation Industrial Remote Control Switch Board RS485 Modbus RTU 1，3，4 Channel Relay Module Optocoupler Isolation Industrial Remote Control Switch Board

RS485 Modbus RTU 1，3，4 Channel Relay Module Optocoupler Isolation Industrial Remote Control Switch Board

$98.09$98.09

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

4 Channel Relay Hat Board For Raspberry Pi 4B / 3B+ (Plus) / 3B / 2B 4 Channel Relay Hat Board For Raspberry Pi 4B / 3B+ (Plus) / 3B / 2B

4 Channel Relay Hat Board For Raspberry Pi 4B / 3B+ (Plus) / 3B / 2B

$12.99$12.99

15 sold
10% off
Waveshare Industrial 1-Channel ESP32-S3 WiFi Relay Module, Multiple Isolation Protection Circuits, Rail-Mount Waveshare Industrial 1-Channel ESP32-S3 WiFi Relay Module, Multiple Isolation Protection Circuits, Rail-Mount

Waveshare Industrial 1-Channel ESP32-S3 WiFi Relay Module, Multiple Isolation Protection Circuits, Rail-Mount

$19.79$21.99

22% off
F3KE High Current 100A Relays Board 2400W Soft Starter For Equipment Safety F3KE High Current 100A Relays Board 2400W Soft Starter For Equipment Safety

F3KE High Current 100A Relays Board 2400W Soft Starter For Equipment Safety

$30.39$38.96

20% off
ESP32-C3 2-Channel Relay Module – Smart Home Expansion Board with USB-C & 5V Power for ESP32 C3 ESPHome ESP32-C3 2-Channel Relay Module – Smart Home Expansion Board with USB-C & 5V Power for ESP32 C3 ESPHome

ESP32-C3 2-Channel Relay Module – Smart Home Expansion Board with USB-C & 5V Power for ESP32 C3 ESPHome

$19.19$23.99

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

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

$42.87$42.87

75 sold
Double Liquid Level Sensor Alarm Module Infrared Water Level Detection Switch Relay Output Double Liquid Level Sensor Alarm Module Infrared Water Level Detection Switch Relay Output

Double Liquid Level Sensor Alarm Module Infrared Water Level Detection Switch Relay Output

$25.66$25.66

25% off
3 Channels Relay Expansion Board for NVIDIA Jetson Nano B01/2GB Optocoupler Isolation with GPIO Header for Jetson Nano 3 Channels Relay Expansion Board for NVIDIA Jetson Nano B01/2GB Optocoupler Isolation with GPIO Header for Jetson Nano

3 Channels Relay Expansion Board for NVIDIA Jetson Nano B01/2GB Optocoupler Isolation with GPIO Header for Jetson Nano

$92.95$123.94

16 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

8 sold
1% off
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

$146.42$147.90

2 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  

$176.41$356.38

7 sold
3% off
Digital LED 6 Bit Frequency Counter Meter Relay Output

Digital LED 6 Bit Frequency Counter Meter Relay Output

$22.46$23.15

Current Detection Sensor LC43 RS485 20A 30A 50A 100A 200A Over-Current Relay Protecting Shunt Module Current Detection Sensor LC43 RS485 20A 30A 50A 100A 200A Over-Current Relay Protecting Shunt Module

Current Detection Sensor LC43 RS485 20A 30A 50A 100A 200A Over-Current Relay Protecting Shunt Module

$17.54$17.54

2 sold
3 Channel Relay Expansion Board for Raspberry Pi 5 4B 3B+ Strong Electricity 3 Way Relay Controls Module for Smart Home 3 Channel Relay Expansion Board for Raspberry Pi 5 4B 3B+ Strong Electricity 3 Way Relay Controls Module for Smart Home

3 Channel Relay Expansion Board for Raspberry Pi 5 4B 3B+ Strong Electricity 3 Way Relay Controls Module for Smart Home

$124.32$124.32

34 sold
M5Stack Official 4-Channel Relay 13.2 Module V1.1 (STM32F030) M5Stack Official 4-Channel Relay 13.2 Module V1.1 (STM32F030)

M5Stack Official 4-Channel Relay 13.2 Module V1.1 (STM32F030)

$10.50$10.50

13 sold
Detecting Sound / Audio Signal Controller / Relay / On / Off / Sound Sensor Module / 5V with Shell Detecting Sound / Audio Signal Controller / Relay / On / Off / Sound Sensor Module / 5V with Shell

Detecting Sound / Audio Signal Controller / Relay / On / Off / Sound Sensor Module / 5V with Shell

$66.95$66.95

1 sold
51% off
HCW M135 Trigger Cycle Timer Dual MOS Transistor Switch Control Board Parts Set Compatible for 12V Relay Replacement HCW M135 Trigger Cycle Timer Dual MOS Transistor Switch Control Board Parts Set Compatible for 12V Relay Replacement

HCW M135 Trigger Cycle Timer Dual MOS Transistor Switch Control Board Parts Set Compatible for 12V Relay Replacement

$59.78$122.01

YYB-5 12V 24V Two Relays Delay Timing Cycle Module Motor Forward/Reverse Control Board Control Solenoid Valves Pumps YYB-5 12V 24V Two Relays Delay Timing Cycle Module Motor Forward/Reverse Control Board Control Solenoid Valves Pumps

YYB-5 12V 24V Two Relays Delay Timing Cycle Module Motor Forward/Reverse Control Board Control Solenoid Valves Pumps

$123.78 $123.78

1 sold

Categories: Computer & Office, Computer Components

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Raspberry Pi Power Relay Board 3CH Expansion Module loads up to 10Amp/250VAC with Cooling Fans And RGB-LED Raspberry Pi Power Relay Board 3CH Expansion Module loads up to 10Amp/250VAC with Cooling Fans And RGB-LED

Raspberry Pi Power Relay Board 3CH Expansion Module loads up to 10Amp/250VAC with Cooling Fans And RGB-LED

$127.96 $127.96

Categories: Computer & Office, Computer Components

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Industrial-Grade Isolated 2-Ch RS485 Hub, Rail-Mount Support, Wide Baud Rate Range,With Isolation And Signal Relay Industrial-Grade Isolated 2-Ch RS485 Hub, Rail-Mount Support, Wide Baud Rate Range,With Isolation And Signal Relay

Industrial-Grade Isolated 2-Ch RS485 Hub, Rail-Mount Support, Wide Baud Rate Range,With Isolation And Signal Relay

$18.99 $18.99

Categories: Computer & Office, Computer Components

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

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

$125.55 $125.55

Categories: Computer & Office, Computer Components

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M5Stack Official 4-Relay Unit M5Stack Official 4-Relay Unit

M5Stack Official 4-Relay Unit

$12.95 $12.95

38 sold

Categories: Computer & Office, Computer Components

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Pico-Relay-B,Industrial 8-Channel Relay Module For Raspberry Pi Pico, Power Supply Isolation, Photocoupler Isolation Pico-Relay-B,Industrial 8-Channel Relay Module For Raspberry Pi Pico, Power Supply Isolation, Photocoupler Isolation

Pico-Relay-B,Industrial 8-Channel Relay Module For Raspberry Pi Pico, Power Supply Isolation, Photocoupler Isolation

$26.99 $26.99

2 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

1 sold

Categories: Computer & Office, Computer Components

Buy Now
42% off
3 Channel Relay Expansion Board for Raspberry Pi 4B 3B+ 3B 3 Way Relay Controls Module Breakout Shield Hat for Home Automation 3 Channel Relay Expansion Board for Raspberry Pi 4B 3B+ 3B 3 Way Relay Controls Module Breakout Shield Hat for Home Automation

3 Channel Relay Expansion Board for Raspberry Pi 4B 3B+ 3B 3 Way Relay Controls Module Breakout Shield Hat for Home Automation

$77.59 $133.77

28 sold

Categories: Computer & Office, Computer Components

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46% off
Super Sale 433MHz Wireless Remote Control Switch for Lights, Fans - 110V/220V, 10A Relay, 100m Range, Easy on/OFF Super Sale 433MHz Wireless Remote Control Switch for Lights, Fans - 110V/220V, 10A Relay, 100m Range, Easy on/OFF

Super Sale 433MHz Wireless Remote Control Switch for Lights, Fans - 110V/220V, 10A Relay, 100m Range, Easy on/OFF

$9.85 $18.24

Categories: Computer & Office, Computer Components

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30% off
16-Channel RS485 Relays Module with Modbus RTU Control Home Control Switch Board for PTZ Camera and Motor Control 16-Channel RS485 Relays Module with Modbus RTU Control Home Control Switch Board for PTZ Camera and Motor Control

16-Channel RS485 Relays Module with Modbus RTU Control Home Control Switch Board for PTZ Camera and Motor Control

$117.21 $167.45

Categories: Computer & Office, Computer Components

Buy Now
37% off
K0EA 2400W Highly Power Module 100A Heavy Duty Relays For Industrials Equipment Motor Control And Home Appliances K0EA 2400W Highly Power Module 100A Heavy Duty Relays For Industrials Equipment Motor Control And Home Appliances

K0EA 2400W Highly Power Module 100A Heavy Duty Relays For Industrials Equipment Motor Control And Home Appliances

$28.09 $44.58

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

2 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

3 sold

Categories: Computer & Office, Computer Components

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31% off
P9FA Motor Protections Module 2400W Capacity 100A Relays Automatic Voltages Regulation P9FA Motor Protections Module 2400W Capacity 100A Relays Automatic Voltages Regulation

P9FA Motor Protections Module 2400W Capacity 100A Relays Automatic Voltages Regulation

$28.97 $41.98

Categories: Computer & Office, Computer Components

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31% off
U55C Single Channel Relays Driver Board With Enhanceds Circuit Protections For Stable Transmission U55C Single Channel Relays Driver Board With Enhanceds Circuit Protections For Stable Transmission

U55C Single Channel Relays Driver Board With Enhanceds Circuit Protections For Stable Transmission

$18.40 $26.66

Categories: Computer & Office, Computer Components

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16-channel 5V USB Serial Port Control Switch / USB Relay Module Computer 16-channel 5V USB Serial Port Control Switch / USB Relay Module Computer

16-channel 5V USB Serial Port Control Switch / USB Relay Module Computer

$80.01 $80.01

Categories: Computer & Office, Computer Components

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10% off
GeeekPi Original 4 Channel Relay Hat Board For Raspberry Pi 4B/ 3B+ (Plus) / 3B / 2B GeeekPi Original 4 Channel Relay Hat Board For Raspberry Pi 4B/ 3B+ (Plus) / 3B / 2B

GeeekPi Original 4 Channel Relay Hat Board For Raspberry Pi 4B/ 3B+ (Plus) / 3B / 2B

$12.59 $13.99

19 sold

Categories: Computer & Office, Computer Components

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Raspberry Pi Pico/Pico W Relay Extension Board Copper Pillar Nut Jumper KIT Raspberry Pi Pico/Pico W Relay Extension Board Copper Pillar Nut Jumper KIT

Raspberry Pi Pico/Pico W Relay Extension Board Copper Pillar Nut Jumper KIT

$114.09 $114.09

Categories: Computer & Office, Computer Components

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RS485 Modbus RTU 1，3，4 Channel Relay Module Optocoupler Isolation Industrial Remote Control Switch Board RS485 Modbus RTU 1，3，4 Channel Relay Module Optocoupler Isolation Industrial Remote Control Switch Board

RS485 Modbus RTU 1，3，4 Channel Relay Module Optocoupler Isolation Industrial Remote Control Switch Board

$98.09 $98.09

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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4 Channel Relay Hat Board For Raspberry Pi 4B / 3B+ (Plus) / 3B / 2B 4 Channel Relay Hat Board For Raspberry Pi 4B / 3B+ (Plus) / 3B / 2B

4 Channel Relay Hat Board For Raspberry Pi 4B / 3B+ (Plus) / 3B / 2B

$12.99 $12.99

15 sold

Categories: Computer & Office, Computer Components

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10% off
Waveshare Industrial 1-Channel ESP32-S3 WiFi Relay Module, Multiple Isolation Protection Circuits, Rail-Mount Waveshare Industrial 1-Channel ESP32-S3 WiFi Relay Module, Multiple Isolation Protection Circuits, Rail-Mount

Waveshare Industrial 1-Channel ESP32-S3 WiFi Relay Module, Multiple Isolation Protection Circuits, Rail-Mount

$19.79 $21.99

Categories: Computer & Office, Computer Components

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22% off
F3KE High Current 100A Relays Board 2400W Soft Starter For Equipment Safety F3KE High Current 100A Relays Board 2400W Soft Starter For Equipment Safety

F3KE High Current 100A Relays Board 2400W Soft Starter For Equipment Safety

$30.39 $38.96

Categories: Computer & Office, Computer Components

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20% off
ESP32-C3 2-Channel Relay Module – Smart Home Expansion Board with USB-C & 5V Power for ESP32 C3 ESPHome ESP32-C3 2-Channel Relay Module – Smart Home Expansion Board with USB-C & 5V Power for ESP32 C3 ESPHome

ESP32-C3 2-Channel Relay Module – Smart Home Expansion Board with USB-C & 5V Power for ESP32 C3 ESPHome

$19.19 $23.99

Categories: Computer & Office, Computer Components

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

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

$42.87 $42.87

75 sold

Categories: Computer & Office, Computer Components

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Double Liquid Level Sensor Alarm Module Infrared Water Level Detection Switch Relay Output Double Liquid Level Sensor Alarm Module Infrared Water Level Detection Switch Relay Output

Double Liquid Level Sensor Alarm Module Infrared Water Level Detection Switch Relay Output

$25.66 $25.66

Categories: Computer & Office, Computer Components

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25% off
3 Channels Relay Expansion Board for NVIDIA Jetson Nano B01/2GB Optocoupler Isolation with GPIO Header for Jetson Nano 3 Channels Relay Expansion Board for NVIDIA Jetson Nano B01/2GB Optocoupler Isolation with GPIO Header for Jetson Nano

3 Channels Relay Expansion Board for NVIDIA Jetson Nano B01/2GB Optocoupler Isolation with GPIO Header for Jetson Nano

$92.95 $123.94

16 sold

Categories: Computer & Office, Computer Components

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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

8 sold

Categories: Computer & Office, Computer Components

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1% off
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

$146.42 $147.90

2 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  

$176.41 $356.38

7 sold

Categories: Computer & Office, Computer Components

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3% off
Digital LED 6 Bit Frequency Counter Meter Relay Output

Digital LED 6 Bit Frequency Counter Meter Relay Output

$22.46 $23.15

Categories: Computer & Office, Computer Components

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Current Detection Sensor LC43 RS485 20A 30A 50A 100A 200A Over-Current Relay Protecting Shunt Module Current Detection Sensor LC43 RS485 20A 30A 50A 100A 200A Over-Current Relay Protecting Shunt Module

Current Detection Sensor LC43 RS485 20A 30A 50A 100A 200A Over-Current Relay Protecting Shunt Module

$17.54 $17.54

2 sold

Categories: Computer & Office, Computer Components

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3 Channel Relay Expansion Board for Raspberry Pi 5 4B 3B+ Strong Electricity 3 Way Relay Controls Module for Smart Home 3 Channel Relay Expansion Board for Raspberry Pi 5 4B 3B+ Strong Electricity 3 Way Relay Controls Module for Smart Home

3 Channel Relay Expansion Board for Raspberry Pi 5 4B 3B+ Strong Electricity 3 Way Relay Controls Module for Smart Home

$124.32 $124.32

34 sold

Categories: Computer & Office, Computer Components

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M5Stack Official 4-Channel Relay 13.2 Module V1.1 (STM32F030) M5Stack Official 4-Channel Relay 13.2 Module V1.1 (STM32F030)

M5Stack Official 4-Channel Relay 13.2 Module V1.1 (STM32F030)

$10.50 $10.50

13 sold

Categories: Computer & Office, Computer Components

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Detecting Sound / Audio Signal Controller / Relay / On / Off / Sound Sensor Module / 5V with Shell Detecting Sound / Audio Signal Controller / Relay / On / Off / Sound Sensor Module / 5V with Shell

Detecting Sound / Audio Signal Controller / Relay / On / Off / Sound Sensor Module / 5V with Shell

$66.95 $66.95

1 sold

Categories: Computer & Office, Computer Components

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51% off
HCW M135 Trigger Cycle Timer Dual MOS Transistor Switch Control Board Parts Set Compatible for 12V Relay Replacement HCW M135 Trigger Cycle Timer Dual MOS Transistor Switch Control Board Parts Set Compatible for 12V Relay Replacement

HCW M135 Trigger Cycle Timer Dual MOS Transistor Switch Control Board Parts Set Compatible for 12V Relay Replacement

$59.78 $122.01

Categories: Computer & Office, Computer Components

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