All categories
Featured selections
Trade Assurance
Buyer Central
Help Center
Get the app
Become a supplier

Relay module for arduino 4

(963 products available)

2025-12-03
KinCony Official Store KC868-A4 <strong>arduino</strong> ESP32 <strong>4</strong> Channel <strong>Relay</strong> <strong>Module</strong> - Product Image 1
KinCony Official Store KC868-A4 <strong>arduino</strong> ESP32 <strong>4</strong> Channel <strong>Relay</strong> <strong>Module</strong> - Product Image 2
KinCony Official Store KC868-A4 <strong>arduino</strong> ESP32 <strong>4</strong> Channel <strong>Relay</strong> <strong>Module</strong> - Product Image 3
KinCony Official Store KC868-A4 <strong>arduino</strong> ESP32 <strong>4</strong> Channel <strong>Relay</strong> <strong>Module</strong> - Product Image 4

KinCony Official Store KC868-A4 arduino ESP32 4 Channel Relay Module

Ready to Ship
$35
Min. order: 1 set
12 <strong>4</strong> 8 channel 5V 12V 24V <strong>relay</strong> <strong>module</strong> with optocoupler isolation support high and low level trigger development board - Product Image 1
12 <strong>4</strong> 8 channel 5V 12V 24V <strong>relay</strong> <strong>module</strong> with optocoupler isolation support high and low level trigger development board - Product Image 2
12 <strong>4</strong> 8 channel 5V 12V 24V <strong>relay</strong> <strong>module</strong> with optocoupler isolation support high and low level trigger development board - Product Image 3
12 <strong>4</strong> 8 channel 5V 12V 24V <strong>relay</strong> <strong>module</strong> with optocoupler isolation support high and low level trigger development board - Product Image 4
12 <strong>4</strong> 8 channel 5V 12V 24V <strong>relay</strong> <strong>module</strong> with optocoupler isolation support high and low level trigger development board - Product Image 5
12 <strong>4</strong> 8 channel 5V 12V 24V <strong>relay</strong> <strong>module</strong> with optocoupler isolation support high and low level trigger development board - Product Image 6

12 4 8 channel 5V 12V 24V relay module with optocoupler isolation support high and low level trigger development board

$0.50-5
Min. order: 1 piece
<strong>4</strong> Channel 5V 12V 24V <strong>Relay</strong> <strong>Module</strong> Red Board Optocoupler Isolation Output High Low Level Trigger <strong>Relay</strong> <strong>Module</strong> - Product Image 1
<strong>4</strong> Channel 5V 12V 24V <strong>Relay</strong> <strong>Module</strong> Red Board Optocoupler Isolation Output High Low Level Trigger <strong>Relay</strong> <strong>Module</strong> - Product Image 2
<strong>4</strong> Channel 5V 12V 24V <strong>Relay</strong> <strong>Module</strong> Red Board Optocoupler Isolation Output High Low Level Trigger <strong>Relay</strong> <strong>Module</strong> - Product Image 3
<strong>4</strong> Channel 5V 12V 24V <strong>Relay</strong> <strong>Module</strong> Red Board Optocoupler Isolation Output High Low Level Trigger <strong>Relay</strong> <strong>Module</strong> - Product Image 4
<strong>4</strong> Channel 5V 12V 24V <strong>Relay</strong> <strong>Module</strong> Red Board Optocoupler Isolation Output High Low Level Trigger <strong>Relay</strong> <strong>Module</strong> - Product Image 5
<strong>4</strong> Channel 5V 12V 24V <strong>Relay</strong> <strong>Module</strong> Red Board Optocoupler Isolation Output High Low Level Trigger <strong>Relay</strong> <strong>Module</strong> - Product Image 6

4 Channel 5V 12V 24V Relay Module Red Board Optocoupler Isolation Output High Low Level Trigger Relay Module

verify
$1.30
Min. order: 5 pieces
DC 5V12V 24V 30A High Power 1 Channel <strong>Relay</strong> <strong>Module</strong> With Optocoupler Isolation H/L Level Trigger <strong>for</strong> <strong>Arduino</strong> <strong>Relays</strong> - Product Image 1

DC 5V12V 24V 30A High Power 1 Channel Relay Module With Optocoupler Isolation H/L Level Trigger for Arduino Relays

$0.48-5.92
Min. order: 1 piece
Seeedstudio Arduin-o <strong>Relay</strong> Shield V3.0 <strong>4</strong>-Way Large <strong>Relay</strong> Expansion Board Electronic <strong>Modules</strong> and Kits - Product Image 1
Seeedstudio Arduin-o <strong>Relay</strong> Shield V3.0 <strong>4</strong>-Way Large <strong>Relay</strong> Expansion Board Electronic <strong>Modules</strong> and Kits - Product Image 2
Seeedstudio Arduin-o <strong>Relay</strong> Shield V3.0 <strong>4</strong>-Way Large <strong>Relay</strong> Expansion Board Electronic <strong>Modules</strong> and Kits - Product Image 3
Seeedstudio Arduin-o <strong>Relay</strong> Shield V3.0 <strong>4</strong>-Way Large <strong>Relay</strong> Expansion Board Electronic <strong>Modules</strong> and Kits - Product Image 4
Seeedstudio Arduin-o <strong>Relay</strong> Shield V3.0 <strong>4</strong>-Way Large <strong>Relay</strong> Expansion Board Electronic <strong>Modules</strong> and Kits - Product Image 5
Seeedstudio Arduin-o <strong>Relay</strong> Shield V3.0 <strong>4</strong>-Way Large <strong>Relay</strong> Expansion Board Electronic <strong>Modules</strong> and Kits - Product Image 6

Seeedstudio Arduin-o Relay Shield V3.0 4-Way Large Relay Expansion Board Electronic Modules and Kits

Ready to Ship
$21.54
Min. order: 2 pieces
1/2/<strong>4</strong>/8 Channel 5V 12V 24V <strong>Relay</strong> <strong>Module</strong> with Optocoupler Isolation Output High Low Level Trigger <strong>Relay</strong> Switch Controller <strong>Module</strong> - Product Image 1
1/2/<strong>4</strong>/8 Channel 5V 12V 24V <strong>Relay</strong> <strong>Module</strong> with Optocoupler Isolation Output High Low Level Trigger <strong>Relay</strong> Switch Controller <strong>Module</strong> - Product Image 2
1/2/<strong>4</strong>/8 Channel 5V 12V 24V <strong>Relay</strong> <strong>Module</strong> with Optocoupler Isolation Output High Low Level Trigger <strong>Relay</strong> Switch Controller <strong>Module</strong> - Product Image 3

1/2/4/8 Channel 5V 12V 24V Relay Module with Optocoupler Isolation Output High Low Level Trigger Relay Switch Controller Module

$0.35-3
Min. order: 10 pieces
1 2 <strong>4</strong> 6 8 Way 5V12V24V <strong>Relay</strong> <strong>Module</strong> With Optocoupler Isolation Low Level Development Board - Product Image 1
1 2 <strong>4</strong> 6 8 Way 5V12V24V <strong>Relay</strong> <strong>Module</strong> With Optocoupler Isolation Low Level Development Board - Product Image 2
1 2 <strong>4</strong> 6 8 Way 5V12V24V <strong>Relay</strong> <strong>Module</strong> With Optocoupler Isolation Low Level Development Board - Product Image 3
1 2 <strong>4</strong> 6 8 Way 5V12V24V <strong>Relay</strong> <strong>Module</strong> With Optocoupler Isolation Low Level Development Board - Product Image 4
1 2 <strong>4</strong> 6 8 Way 5V12V24V <strong>Relay</strong> <strong>Module</strong> With Optocoupler Isolation Low Level Development Board - Product Image 5

1 2 4 6 8 Way 5V12V24V Relay Module With Optocoupler Isolation Low Level Development Board

$0.21-4.05
Min. order: 10 pieces
<strong>4</strong> Channel 5V 12V 24V <strong>Relay</strong> <strong>Module</strong> Red Board Optocoupler Isolation Output High Low Level Trigger 1 Channel <strong>Relay</strong> <strong>Module</strong> - Product Image 1
<strong>4</strong> Channel 5V 12V 24V <strong>Relay</strong> <strong>Module</strong> Red Board Optocoupler Isolation Output High Low Level Trigger 1 Channel <strong>Relay</strong> <strong>Module</strong> - Product Image 2
<strong>4</strong> Channel 5V 12V 24V <strong>Relay</strong> <strong>Module</strong> Red Board Optocoupler Isolation Output High Low Level Trigger 1 Channel <strong>Relay</strong> <strong>Module</strong> - Product Image 3
<strong>4</strong> Channel 5V 12V 24V <strong>Relay</strong> <strong>Module</strong> Red Board Optocoupler Isolation Output High Low Level Trigger 1 Channel <strong>Relay</strong> <strong>Module</strong> - Product Image 4
<strong>4</strong> Channel 5V 12V 24V <strong>Relay</strong> <strong>Module</strong> Red Board Optocoupler Isolation Output High Low Level Trigger 1 Channel <strong>Relay</strong> <strong>Module</strong> - Product Image 5
<strong>4</strong> Channel 5V 12V 24V <strong>Relay</strong> <strong>Module</strong> Red Board Optocoupler Isolation Output High Low Level Trigger 1 Channel <strong>Relay</strong> <strong>Module</strong> - Product Image 6

4 Channel 5V 12V 24V Relay Module Red Board Optocoupler Isolation Output High Low Level Trigger 1 Channel Relay Module

Ready to Ship
$1.25-1.45
Min. order: 1 piece

Top categories

Electronic Accessories & Supplies - Category Image
Electronic Accessories & Supplies
Power Supplies - Category Image
Power Supplies
Telecommunications - Category Image
Telecommunications
Audio Components and Products - Category Image
Audio Components and Products
Development Boards, Electronic Modules and Kits - Category Image
Development Boards, Electronic Modules and Kits
Discrete Semiconductors - Category Image
Discrete Semiconductors
Displays, Signage and Optoelectronics - Category Image
Displays, Signage and Optoelectronics
Passive Components - Category Image
Passive Components
Sensors - Category Image
Sensors
PCB & PCBA - Category Image
PCB & PCBA
Wireless & IoT Module and Products - Category Image
Wireless & IoT Module and Products
Circuit Protection - Category Image
Circuit Protection
Connectors, Terminals & Accessories - Category Image
Connectors, Terminals & Accessories
Isolators - Category Image
Isolators
RF, Microwave and RFID - Category Image
RF, Microwave and RFID
Relays - Category Image
Relays