Shop 4 Channel Relay Module and 12V DC Power

Sponsored
About our ads
$19.99
433Mhz Universal Wireless Remote Control Switch DC 12V 4CH Relay Receiver Module With 4 Channel RF Remote
LightInTheBox
$19.99
433Mhz Universal Wireless Remote Control Switch DC 12V 4CH Relay Receiver Module With 4 Channel RF Remote
LightInTheBox
$7.61
$12.08
GEYA 4 Channel Relay Module DC 24V 12V Intermediate Power Relay Control Switch 220V 230V 5VDC
Aliexpress
Free shipping
37% off
$7.61
$12.08
GEYA 4 Channel Relay Module DC 24V 12V Intermediate Power Relay Control Switch 220V 230V 5VDC
Aliexpress
$1.55
$1.94
4 Channel Relay Module DC 5V 12V 24V High And Low Level Trigger Relay Control Board Shield With
Aliexpress
20% off
$1.55
$1.94
4 Channel Relay Module DC 5V 12V 24V High And Low Level Trigger Relay Control Board Shield With
Aliexpress
$19.99
DC 12V Power Supply Adapter 5A 4 Channel Din-Rail Mounting Distribution Power For CCTV Security Camera With PTC Fuse [UL Listed] By CENTROPOWER
Amazon.com
98
$19.99
DC 12V Power Supply Adapter 5A 4 Channel Din-Rail Mounting Distribution Power For CCTV Security Camera With PTC Fuse [UL Listed] By CENTROPOWER
Amazon.com
$2.92
5V 12V 4-Channel Relay Module Shield ARM PIC AVR DSP Electronic 5V 4 Channel Relay.4 Road 5V Relay
Aliexpress
$2.92
5V 12V 4-Channel Relay Module Shield ARM PIC AVR DSP Electronic 5V 4 Channel Relay.4 Road 5V Relay
Aliexpress
$2.97
1-5PCS 4 Channel Relay Board AVR 51 PIC 5V 12V 4-Channel Relay Module With Optocoupler Relay 4 Way
Aliexpress
Free shipping
$2.97
1-5PCS 4 Channel Relay Board AVR 51 PIC 5V 12V 4-Channel Relay Module With Optocoupler Relay 4 Way
Aliexpress
$2.70
1/2/4 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
Free shipping
$2.70
1/2/4 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
$20.85
Geya 4 Channel Relay Module 1 Spdt AC/DC 5/12/24V AC230V Interface Relay Module. GEYA. General Purpose Relays.
eBay
Free shipping
$20.85
Geya 4 Channel Relay Module 1 Spdt AC/DC 5/12/24V AC230V Interface Relay Module. GEYA. General Purpose Relays.
eBay
$1.69
Relay Module 1 2 4 6 8 Channel 5V 12V 24V Relay Module Board With Optocoupler Support High And Low
Aliexpress
$1.69
Relay Module 1 2 4 6 8 Channel 5V 12V 24V Relay Module Board With Optocoupler Support High And Low
Aliexpress
$17.09
2Pcs DC 12V Relay Module 4 Channel Relay Board Shield With Optocoupler Isolat. AEDIKO. 12V. Relay Accessories. 701715481374.
eBay
Free shipping
$17.09
2Pcs DC 12V Relay Module 4 Channel Relay Board Shield With Optocoupler Isolat. AEDIKO. 12V. Relay Accessories. 701715481374.
eBay
$1.38
5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler Relay
Aliexpress
$1.38
5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler Relay
Aliexpress
$0.84
$1.00
1 2 6 4 8 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High And Low Level
Aliexpress
Free shipping
16% off
$0.84
$1.00
1 2 6 4 8 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High And Low Level
Aliexpress
$1.82
$3.61
1/2/4/6/8 Channel Relay Module With Optocoupler 5V/12V/24V Relay Module With Indicator Light For
Aliexpress
49% off
$1.82
$3.61
1/2/4/6/8 Channel Relay Module With Optocoupler 5V/12V/24V Relay Module With Indicator Light For
Aliexpress
$30.48
5V 12V 24V 30A 4 Channel Relay Module High And Low Level Relay Module
eBay
Free shipping
$30.48
5V 12V 24V 30A 4 Channel Relay Module High And Low Level Relay Module
eBay
$100.00
Altech Corp 8955.2 Rm2e4 Dpdt 4-Channel Module With 12Vdc Relays
eBay
$100.00
Altech Corp 8955.2 Rm2e4 Dpdt 4-Channel Module With 12Vdc Relays
eBay
$24.90
DC 12V 24V 10A 4 Channel Relay Switch RF Wireless Remote Control System Receiver Transmitter
Aliexpress
Free shipping
$24.90
DC 12V 24V 10A 4 Channel Relay Switch RF Wireless Remote Control System Receiver Transmitter
Aliexpress
$16.52
$21.45
GEYA Din Rail 4 Channel Relay Module 1 SPDT DIN Rail Mount 12Volt DC 24Volt DC Interface Relay
Aliexpress
Free shipping
22% off
$16.52
$21.45
GEYA Din Rail 4 Channel Relay Module 1 SPDT DIN Rail Mount 12Volt DC 24Volt DC Interface Relay
Aliexpress
$35.99
Wifi Smart Relay Switch Module,4 Channel 5V 12V 32V Dry Contact Passive Outpu. Huacaoe. Lighting Parts. TYZGTH4CH-B1RF.
eBay
Free shipping
$35.99
Wifi Smart Relay Switch Module,4 Channel 5V 12V 32V Dry Contact Passive Outpu. Huacaoe. Lighting Parts. TYZGTH4CH-B1RF.
eBay
$115.00
Securitron Securitron RB-4-12 Relay Board (12VDC)
Keyless Access Locks
$115.00
Securitron Securitron RB-4-12 Relay Board (12VDC)
Keyless Access Locks
$1.66
1PCS 1 2 4 8 Channel 5V 12V 24V Relay Module Board With Optocoupler Support High And Low Level
Aliexpress
$1.66
1PCS 1 2 4 8 Channel 5V 12V 24V Relay Module Board With Optocoupler Support High And Low Level
Aliexpress
$1.57
1 2 4 8 Channel 5V 12V Relay Module With Optocoupler, High Low Level Trigger Shield For Arduino PIC
Aliexpress
$1.57
1 2 4 8 Channel 5V 12V Relay Module With Optocoupler, High Low Level Trigger Shield For Arduino PIC
Aliexpress
$4.80
5V 12V 1 2 4 6 8 Channel Relay Module Output 1 2 4 6 8 Way For Arduino. Smw. Relay Accessories. 5V 4 Channel Relay.
eBay
$4.80
5V 12V 1 2 4 6 8 Channel Relay Module Output 1 2 4 6 8 Way For Arduino. Smw. Relay Accessories. 5V 4 Channel Relay.
eBay
$29.94
Wireless Rf Relay Module 12V 4 Channel Kit
eBay
$29.94
Wireless Rf Relay Module 12V 4 Channel Kit
eBay
$7.39
$8.03
4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
Free shipping
$7.39
$8.03
4 8 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
$6.34
1 2 4 8 Channel 5V 12V Relay Module Board Shield With Optocoupler Support High And Low Level Trigger
Aliexpress
$6.34
1 2 4 8 Channel 5V 12V Relay Module Board Shield With Optocoupler Support High And Low Level Trigger
Aliexpress
$1.80
$3.59
1PCS 5V 12V 24V 1/2/4/8 Channel Relay Module Board With Optocoupler Isolation Compatible With
Aliexpress
49% off
$1.80
$3.59
1PCS 5V 12V 24V 1/2/4/8 Channel Relay Module Board With Optocoupler Isolation Compatible With
Aliexpress
$16.37
LY4 12VDC OMRON - Panel Accessories & Relay/Socket Supplies
Radwell.com
$16.37
LY4 12VDC OMRON - Panel Accessories & Relay/Socket Supplies
Radwell.com
$11.16
1PC 4-Channel 12V Infrared Receiving Relay Driver Board Remote Control 4CH LL. Board. 4 Channel 5V Remote Control Without Battery . Chipsets.
eBay
$11.16
1PC 4-Channel 12V Infrared Receiving Relay Driver Board Remote Control 4CH LL. Board. 4 Channel 5V Remote Control Without Battery . Chipsets.
eBay
$2.95
5V 12V 1 2 4 6 8 Channel Relay Module Output 1 2 4 6 8 Way For Arduino. Smw. Relay Accessories. 12V 1 Channel Relay.
eBay
$2.95
5V 12V 1 2 4 6 8 Channel Relay Module Output 1 2 4 6 8 Way For Arduino. Smw. Relay Accessories. 12V 1 Channel Relay.
eBay
$15.41
$30.54
4/6/8 Channels Tuya WIFI Smart Switch Relay Module Switch DC 12V 24V Receiver Intelligent Controller
Aliexpress
Free shipping
49% off
$15.41
$30.54
4/6/8 Channels Tuya WIFI Smart Switch Relay Module Switch DC 12V 24V Receiver Intelligent Controller
Aliexpress
$199.82
$205.92
DSC PC4204CX | Power Supply/Relay Output Module, 16 Module, 1A At 12 Vdc, With (4) Fully Programmable High Current Relay
AllDataResource.com
$199.82
$205.92
DSC PC4204CX | Power Supply/Relay Output Module, 16 Module, 1A At 12 Vdc, With (4) Fully Programmable High Current Relay
AllDataResource.com
$1.70
1 2 4 6 8 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High And Low Level
Aliexpress
$1.70
1 2 4 6 8 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High And Low Level
Aliexpress
$1.69
DC 5V 12V 24V 1/2/4/6/8 Channel Relay Module Board With Optocoupler Relay Output High- And Low-Level
Aliexpress
$1.69
DC 5V 12V 24V 1/2/4/6/8 Channel Relay Module Board With Optocoupler Relay Output High- And Low-Level
Aliexpress
$7.02
1PC 4-Channel 12V Infrared Receiving Relay Driver Board Remote Control 4CH LL. Board. 1 Channel 5V Remote Control Without Battery . Chipsets.
eBay
$7.02
1PC 4-Channel 12V Infrared Receiving Relay Driver Board Remote Control 4CH LL. Board. 1 Channel 5V Remote Control Without Battery . Chipsets.
eBay
$2.22
5V/9V/12V/24V 1/2/4 Channel Relay High Low Level Trigger Optocoupler Support. Other Consumer Electronics. TRIGGERRELAYMODULE.
eBay.com
$2.22
5V/9V/12V/24V 1/2/4 Channel Relay High Low Level Trigger Optocoupler Support. Other Consumer Electronics. TRIGGERRELAYMODULE.
eBay.com
$28.00
S4-12VDC MATSUSHITA ELECTRIC - Panel Accessories & Relay/Socket Supplies
Radwell.com
$28.00
S4-12VDC MATSUSHITA ELECTRIC - Panel Accessories & Relay/Socket Supplies
Radwell.com
8-Channel 5V Relay Module
8-Channel 5V Relay Module
Sep 2, 2017
sainsmart.com
ELEGOO DC 5V Relay Module Datasheet
ELEGOO DC 5V Relay Module Datasheet
Oct 20, 2020
elegoo.com
Configurable Active High or Low Relay Module, with opto-isolated input
1:57
Configurable Active High or Low Relay Module, with opto-isolated i…
63.8K viewsAug 10, 2019
YouTubeCytron Technologies
The 4-Channel Active Low Relay Module - A Demonstration Video
2:51
The 4-Channel Active Low Relay Module - A Demonstration Video
36.9K viewsSep 8, 2012
YouTubeEngineeringShock
Why we use Relay in PLC Applications | Relay Wiring Diagram | Types of Relay-SPST, SPDT, DPST, DPDT
8:01
Why we use Relay in PLC Applications | Relay Wiring Diagra…
366.7K viewsMar 7, 2021
YouTubeUpmation
4 channel relay module interfacing with Arduino Uno Tutorial part 2 in English |Doit projects
4:38
4 channel relay module interfacing with Arduino Uno Tutorial part 2 i…
15.5K viewsJan 22, 2020
YouTubeDoit Projects
How To Wire a 4 Pin Relay (12 Volt DC Micro)
12:19
How To Wire a 4 Pin Relay (12 Volt DC Micro)
74.2K viewsAug 22, 2018
YouTubeRocky X TV
4:45
How To Control Linear Actuators with 12 VDC Relays
154.1K viewsFeb 2, 2018
YouTubeProgressive Automations
5:13
How To Wire An Automotive Relay Switch, With Diagram, 4 Pin
324K viewsDec 27, 2020
YouTubeWanderlost Overland
3:36
General Purpose Switching Relays, Mulitpurpose Relays!: Function, W…
57K viewsApr 25, 2016
YouTubeAC Service Tech LLC
4:07
How to connect DC motor with relay || control with Arduino
82K viewsJun 15, 2020
YouTubeGlobal Spy Hawk
4:49
DIY Relay Module
30.9K viewsAug 30, 2020
YouTubeCrazy Couple DIY
9:11
Controlling Relay Boards from an ESP32
78.5K viewsDec 9, 2022
YouTubeDIY TechRush
0:45
Daier 40/30 AMP 12V DC Waterproof Relay with Harness - How to Work …
4.9K viewsNov 8, 2022
YouTubeDaier Electron
3:12
How to wire a 24V relay
23.4K viewsJul 14, 2020
YouTubeInfinispark
3:47
How to Use 433MHZ 12V 4 Channel RF Wireless Remote Control Switc…
11.7K viewsApr 13, 2022
YouTubeMYBOTIC
5:34
How to wire a 12 volt relay ( IT’S Easy)
70.6K viewsJun 23, 2022
YouTubeCUTTERUP ROB
1:35
5 pin relay wiring diagram
219.7K viewsJan 30, 2023
YouTubeJr Electric School
4:27
DIY 4-Channel Relay Module | Build Your Own Relay Board for Device …
212 views9 months ago
YouTubeMAKER CREATIVE
13:15
8.10-Custom Relay and Fuse Panel
68.2K viewsDec 22, 2021
YouTubeMatt's Garage
0:14
4x4 Relay Matrix Control Using an 8-Channel Relay Module
2.9M viewsOct 9, 2024
YouTubeToyTech Machines
1:27
DC motor forward and reverse controller using relay | relay moto…
6.9K viewsFeb 26, 2023
YouTubeEarth Bondhon
11:59
How To Use A Relay With Raspberry Pi Pico
43.5K viewsApr 17, 2023
YouTubeCore Electronics
DC12V 10A Relay Wireless RF Remote Control Switch Transmitte…
16.5K viewsJul 19, 2023
YouTubeYellow Purple
How to Wire MDL to 4Pin Relay with Harness and Fuse
88.4K viewsAug 5, 2024
TikTokjlsoyalnonoyab
9:01
Delta 3-Phase 4-Wire System (120/240V)
45K viewsNov 19, 2020
YouTubeZack Hartle
3:37
How to use: 1 Channel DC12V Remote Control Switch with 2 butt…
649.2K viewsJan 12, 2017
YouTubeqiachip.com
2:40
How To Wire A Relay - Quick Tip
610.5K viewsDec 15, 2018
YouTubeHotRodHippie
22:48
Everything you need to know about RELAYS
104.9K viewsDec 10, 2017
YouTubePlayful Technology
4:20
Canadian Energy™ - Series : Parallel : Series Parallel
206.1K viewsJan 29, 2014
YouTubeCanadian Energy
See more videos
Static thumbnail place holder

Shop 4 Channel Relay Module and 12V DC Power

Sponsored
About our ads
$19.99
433Mhz Universal Wireless Remote Control Switch DC 12V 4CH Relay Receiver Module With 4 Channel RF Remote
LightInTheBox
$19.99
433Mhz Universal Wireless Remote Control Switch DC 12V 4CH Relay Receiver Module With 4 Channel RF Remote
LightInTheBox
$7.61
$12.08
GEYA 4 Channel Relay Module DC 24V 12V Intermediate Power Relay Control Switch 220V 230V 5VDC
Aliexpress
Free shipping
37% off
$7.61
$12.08
GEYA 4 Channel Relay Module DC 24V 12V Intermediate Power Relay Control Switch 220V 230V 5VDC
Aliexpress
$1.55
$1.94
4 Channel Relay Module DC 5V 12V 24V High And Low Level Trigger Relay Control Board Shield With
Aliexpress
20% off
$1.55
$1.94
4 Channel Relay Module DC 5V 12V 24V High And Low Level Trigger Relay Control Board Shield With
Aliexpress
$19.99
DC 12V Power Supply Adapter 5A 4 Channel Din-Rail Mounting Distribution Power For CCTV Security Camera With PTC Fuse [UL Listed] By CENTROPOWER
Amazon.com
98
$19.99
DC 12V Power Supply Adapter 5A 4 Channel Din-Rail Mounting Distribution Power For CCTV Security Camera With PTC Fuse [UL Listed] By CENTROPOWER
Amazon.com
$2.92
5V 12V 4-Channel Relay Module Shield ARM PIC AVR DSP Electronic 5V 4 Channel Relay.4 Road 5V Relay
Aliexpress
$2.92
5V 12V 4-Channel Relay Module Shield ARM PIC AVR DSP Electronic 5V 4 Channel Relay.4 Road 5V Relay
Aliexpress
$2.97
1-5PCS 4 Channel Relay Board AVR 51 PIC 5V 12V 4-Channel Relay Module With Optocoupler Relay 4 Way
Aliexpress
Free shipping
$2.97
1-5PCS 4 Channel Relay Board AVR 51 PIC 5V 12V 4-Channel Relay Module With Optocoupler Relay 4 Way
Aliexpress
$2.70
1/2/4 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
Free shipping
$2.70
1/2/4 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High And Low Triger
Aliexpress
$20.85
Geya 4 Channel Relay Module 1 Spdt AC/DC 5/12/24V AC230V Interface Relay Module. GEYA. General Purpose Relays.
eBay
Free shipping
$20.85
Geya 4 Channel Relay Module 1 Spdt AC/DC 5/12/24V AC230V Interface Relay Module. GEYA. General Purpose Relays.
eBay
$1.69
Relay Module 1 2 4 6 8 Channel 5V 12V 24V Relay Module Board With Optocoupler Support High And Low
Aliexpress
$1.69
Relay Module 1 2 4 6 8 Channel 5V 12V 24V Relay Module Board With Optocoupler Support High And Low
Aliexpress
$17.09
2Pcs DC 12V Relay Module 4 Channel Relay Board Shield With Optocoupler Isolat. AEDIKO. 12V. Relay Accessories. 701715481374.
eBay
Free shipping
$17.09
2Pcs DC 12V Relay Module 4 Channel Relay Board Shield With Optocoupler Isolat. AEDIKO. 12V. Relay Accessories. 701715481374.
eBay
$1.38
5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler Relay
Aliexpress
$1.38
5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler Relay
Aliexpress
$0.84
$1.00
1 2 6 4 8 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High And Low Level
Aliexpress
Free shipping
16% off
$0.84
$1.00
1 2 6 4 8 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High And Low Level
Aliexpress
$1.82
$3.61
1/2/4/6/8 Channel Relay Module With Optocoupler 5V/12V/24V Relay Module With Indicator Light For
Aliexpress
49% off
$1.82
$3.61
1/2/4/6/8 Channel Relay Module With Optocoupler 5V/12V/24V Relay Module With Indicator Light For
Aliexpress
$30.48
5V 12V 24V 30A 4 Channel Relay Module High And Low Level Relay Module
eBay
Free shipping
$30.48
5V 12V 24V 30A 4 Channel Relay Module High And Low Level Relay Module
eBay
$100.00
Altech Corp 8955.2 Rm2e4 Dpdt 4-Channel Module With 12Vdc Relays
eBay
$100.00
Altech Corp 8955.2 Rm2e4 Dpdt 4-Channel Module With 12Vdc Relays
eBay
$24.90
DC 12V 24V 10A 4 Channel Relay Switch RF Wireless Remote Control System Receiver Transmitter
Aliexpress
Free shipping
$24.90
DC 12V 24V 10A 4 Channel Relay Switch RF Wireless Remote Control System Receiver Transmitter
Aliexpress
$16.52
$21.45
GEYA Din Rail 4 Channel Relay Module 1 SPDT DIN Rail Mount 12Volt DC 24Volt DC Interface Relay
Aliexpress
Free shipping
22% off
$16.52
$21.45
GEYA Din Rail 4 Channel Relay Module 1 SPDT DIN Rail Mount 12Volt DC 24Volt DC Interface Relay
Aliexpress
$35.99
Wifi Smart Relay Switch Module,4 Channel 5V 12V 32V Dry Contact Passive Outpu. Huacaoe. Lighting Parts. TYZGTH4CH-B1RF.
eBay
Free shipping
$35.99
Wifi Smart Relay Switch Module,4 Channel 5V 12V 32V Dry Contact Passive Outpu. Huacaoe. Lighting Parts. TYZGTH4CH-B1RF.
eBay