Shop Channel Relay Controller

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$217.00
Process Controller, 2 Relays,100 To 240 Vac/Dc Power
IOThrifty
$217.00
Process Controller, 2 Relays,100 To 240 Vac/Dc Power
IOThrifty
$230.00
Relay/analog Combo Module: 6-pt in, 3-pt out, 3-ch in, 2-ch out (PN# AS3-ACI)
Automation Direct
$230.00
Relay/analog Combo Module: 6-pt in, 3-pt out, 3-ch in, 2-ch out (PN# AS3-ACI)
Automation Direct
$11.39
Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi
Amazon.com
39
$11.39
Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi
Amazon.com
$28.40
Arduino 4 Relays Shield [A000110] - 4-Channel Relay Module, 5V Control, 10A Rating, Opto-Isolated, Supports AC/DC Loads, Compatible With Arduino IDE
Amazon.com
36
$28.40
Arduino 4 Relays Shield [A000110] - 4-Channel Relay Module, 5V Control, 10A Rating, Opto-Isolated, Supports AC/DC Loads, Compatible With Arduino IDE
Amazon.com
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$78.98
Hhbwl0 1/4/6/8/10/12/16 Channels Relay Module With DIN Rail Mount 10A 5V/12V/24V PNP NPN 1NO 1NC PLC Output Controller Amplifier Board(16 Channels,
Amazon.com
Free shipping
$78.98
Hhbwl0 1/4/6/8/10/12/16 Channels Relay Module With DIN Rail Mount 10A 5V/12V/24V PNP NPN 1NO 1NC PLC Output Controller Amplifier Board(16 Channels,
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$29.97
DC 12V 16 Channel MODBUS RTU RS485 Relay Module Board PLC Controller Serial Port Switch
Amazon.com
3
$29.97
DC 12V 16 Channel MODBUS RTU RS485 Relay Module Board PLC Controller Serial Port Switch
Amazon.com
$17.95
JESSINIE 16 Channel 5V Relay Module With Optocoupler Isolation 10A IIC Expandable Isolation Driver Relay Board XL9535-K16V5
Amazon.com
$17.95
JESSINIE 16 Channel 5V Relay Module With Optocoupler Isolation 10A IIC Expandable Isolation Driver Relay Board XL9535-K16V5
Amazon.com
$9.99
NOYITO 6-Channel Relay Module 5V 12V 24V High Low Level Trigger With Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 24V, Blue)
Amazon.com
30
$9.99
NOYITO 6-Channel Relay Module 5V 12V 24V High Low Level Trigger With Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 24V, Blue)
Amazon.com
$14.18
Respicefinem Solid State Relay State Relay Channel Control Channel Ac Single Phase SSR 24 480Vac 40A Berm Sk40da For Industrial Equipment (25A(
Amazon.com
Free shipping
$14.18
Respicefinem Solid State Relay State Relay Channel Control Channel Ac Single Phase SSR 24 480Vac 40A Berm Sk40da For Industrial Equipment (25A(
Amazon.com
$68.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$68.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$18.99
4 Channel Relay Module 1 SPDT DIN Rail Mount 24V DC/AC Interface Relay Module Replace FY-T734-24VACDC
Amazon.com
3
$18.99
4 Channel Relay Module 1 SPDT DIN Rail Mount 24V DC/AC Interface Relay Module Replace FY-T734-24VACDC
Amazon.com
$53.75
Azel Technologies SP-81 1 Zone Pump Controller Switching Relay With Surge & Fuse Protection (DPDT) | Supplyhouse.Com
SupplyHouse.com
9
$53.75
Azel Technologies SP-81 1 Zone Pump Controller Switching Relay With Surge & Fuse Protection (DPDT) | Supplyhouse.Com
SupplyHouse.com
$9.99
GAEYAELE 1 Channel Relay Module AC110V Relay Interface
Amazon.com
149
$9.99
GAEYAELE 1 Channel Relay Module AC110V Relay Interface
Amazon.com
$6.50
Shillehtek 2-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$6.50
Shillehtek 2-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
263
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
$13.60
GAEYAELE 2 Channel Relay Module AC/DC 24V Relay Interface
Amazon.com
154
$13.60
GAEYAELE 2 Channel Relay Module AC/DC 24V Relay Interface
Amazon.com
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
357
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
$6.97
JESSINIE 5V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger For Automation Control
Amazon.com
$6.97
JESSINIE 5V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger For Automation Control
Amazon.com
$14.91
Eujgoov USB Relay Board, 12V 8-Channel Computer USB Controller Switch Relay Module, Automatic Operation, Silver Contact, Normally Closed, Surface
Amazon.com
$14.91
Eujgoov USB Relay Board, 12V 8-Channel Computer USB Controller Switch Relay Module, Automatic Operation, Silver Contact, Normally Closed, Surface
Amazon.com
$7.01
$7.97
JESSINIE 5V 4-Channel Relay Module With Optocoupler Isolation, Supports High And Low Level Trigger, Compatible With Arduino And Raspberry Pi For DIY
Amazon.com
12% off
$7.01
$7.97
JESSINIE 5V 4-Channel Relay Module With Optocoupler Isolation, Supports High And Low Level Trigger, Compatible With Arduino And Raspberry Pi For DIY
Amazon.com
$9.99
4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
Amazon.com
2
$9.99
4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
Amazon.com
$4.99
Yetaida 2 Channel DC 5V Relay Module With Optocoupler Control Board And Indicator Light, Development Board Accessories Relays, Suport High Low Level
Amazon.com
$4.99
Yetaida 2 Channel DC 5V Relay Module With Optocoupler Control Board And Indicator Light, Development Board Accessories Relays, Suport High Low Level
Amazon.com
$17.99
DORHEA ESP32 Wifi 4 Channel Relay Module ESP32-WROOM-32E 4 Channel Development Board AC/DC Power Supply Switch Controller Board For Arduino Smart Home
Amazon.com
9
$17.99
DORHEA ESP32 Wifi 4 Channel Relay Module ESP32-WROOM-32E 4 Channel Development Board AC/DC Power Supply Switch Controller Board For Arduino Smart Home
Amazon.com
$16.61
4 Channel Relay Module DC 6-24V For Automotive Motor And LED Control Kit
Amazon.com
2
$16.61
4 Channel Relay Module DC 6-24V For Automotive Motor And LED Control Kit
Amazon.com
$0.77
2 Channel Relay Module 5V 12V 24V High And Low Level Trigger Relay Control With Optocoupler Two Way
Aliexpress
$0.77
2 Channel Relay Module 5V 12V 24V High And Low Level Trigger Relay Control With Optocoupler Two Way
Aliexpress
$3.59
$7.33
5V 4 Way Relay Module For Arduino 4 Channel Relay Module With Optocoupler Relay Output For Arduino
Aliexpress
51% off
$3.59
$7.33
5V 4 Way Relay Module For Arduino 4 Channel Relay Module With Optocoupler Relay Output For Arduino
Aliexpress
$14.45
4-Channel Relay Module, Direct Microcontroller Control, Opto-Isolated
eBay
Free shipping
$14.45
4-Channel Relay Module, Direct Microcontroller Control, Opto-Isolated
eBay
$10.63
$18.96
3 Channel Relay Expansion Board For Raspberry Pi 4B 3B+ 3B 3 Way Relay Controls Module Breakout
Aliexpress
43% off
$10.63
$18.96
3 Channel Relay Expansion Board For Raspberry Pi 4B 3B+ 3B 3 Way Relay Controls Module Breakout
Aliexpress
$20.38
Mioyoow ESP32-C3 Single-Channel Fidelity Relay Switch Development Board ESP-C3-12F Remote Switch Control Module Supporting AC 90V-250V & DC 7V-12V
Amazon.com
$20.38
Mioyoow ESP32-C3 Single-Channel Fidelity Relay Switch Development Board ESP-C3-12F Remote Switch Control Module Supporting AC 90V-250V & DC 7V-12V
Amazon.com
$10.97
8 Channel 5V Relay Module With Optocoupler Isolation Support High And Low Level Red Board
Amazon.com
64
$10.97
8 Channel 5V Relay Module With Optocoupler Isolation Support High And Low Level Red Board
Amazon.com
$9.99
5V 8-Channel Relay Module Multi-Function Infrared Remote Control
eBay
$9.99
5V 8-Channel Relay Module Multi-Function Infrared Remote Control
eBay
$7.11
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
10
$7.11
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
8 Channel Relay Controller Rj45 Tcp Ip Controller Rj45 Tcp Ip Remote Controller Module 8 Channel Relay Switch 250V Ac 10A Black - Walmart.ca
8 Channel Relay Controller Rj45 Tcp Ip Controller Rj45 Tcp Ip Remote …
2.1B viewsMar 1, 2025
walmart.ca
Relay Controller
Relay Controller
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rightbooth.com
ESP8266 DIN 8-Channel Wifi Relay Controller
ESP8266 DIN 8-Channel Wifi Relay Controller
Jun 26, 2015
hackaday.io
4-Channel Relay Driver Circuit and PCB Design
4-Channel Relay Driver Circuit and PCB Design
12 viewsSep 23, 2019
circuitdigest.com
Raspberry Pi: 8 Channel Relay step-by-step with software examples for automation
11:39
Raspberry Pi: 8 Channel Relay step-by-step with software examples fo…
818.7K viewsMay 25, 2014
portall.zp.ua
RS-232 8-Channel Relay Controller with General Purpose SPDT Relays - NCD Store
RS-232 8-Channel Relay Controller with General Purpose SPDT Relay…
Aug 29, 2023
ncd.io
4x4 Relay Matrix Control Using an 8 Channel Relay Module #electrician #electricianlife #electricity #electric #electronics #electrical #electricidad #electricalengineering #ElectronicMusic #reelschallenge #reelsviralfb #reelstrending #reelsfypシ #reelsfbシ #reelsvideoシ #reelsviralシ #reelsfb #reelsvideo #reelsviral | 𝐄𝐥𝐞𝐜𝐭𝐫𝐨𝐧𝐢𝐜 𝐂𝐨𝐦𝐩𝐨𝐧𝐞𝐧𝐭𝐬
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4x4 Relay Matrix Control Using an 8 Channel Relay Module #electricia…
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Facebook𝐄𝐥𝐞𝐜𝐭𝐫𝐨𝐧𝐢𝐜 𝐂𝐨𝐦𝐩𝐨𝐧𝐞𝐧𝐭𝐬
Over 120 Meter Control 8 Channel Relay Module With 433MHz Wireless Transmitter and Receiver
Over 120 Meter Control 8 Channel Relay Module With 433MHz Wirele…
12.6K viewsSep 30, 2020
instructables.com
💬 Control multiple devices with a 4-channel relay! 💒 Home automation in a snap. 🛎️ Switch heavy loads safely. 🔌 Easy integration for any project! #azarchannel #relay #channel #automation #control | Azarchannel
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💬 Control multiple devices with a 4-channel relay! 💒 Home automation i…
147.8K views4 months ago
FacebookAzarchannel
How to Test a Relay
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How to Test a Relay
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wikiHowRicardo Mitchell
KC868-A16 Kincony 16 Channel Relay Controller ESP32 Program Development Board Tasmota Module WiFi Relay Switch MQTT RS485 I2C
KC868-A16 Kincony 16 Channel Relay Controller ESP32 Program …
7 viewsFeb 23, 2025
alibaba.com
POV: You’re sleepy at work when a customer says their relay is defective. "8-Channel Relay Testing via Arduino" #circuitrocks #circuitrocksphilippines #electronics #electronicsprojects #8channelrelay #relay #wirestripper #usbcable #usb #unor3 #povs #fypシ゚ #foryourpage #sharethis #diyprojects #forbeginner | Circuitrocks
2:02
POV: You’re sleepy at work when a customer says their relay is defec…
8.3K viewsAug 1, 2024
FacebookCircuitrocks
Industrial Control Made Simple: General Relay Sensor System. #GeneralRelay​ #PowerRelay​ #AutomationRelay​ #ControlRelay​ #IndustrialControlRelay | 𝐄𝐥𝐞𝐜𝐭𝐞𝐝 𝐎𝐟𝐟𝐢𝐜𝐢𝐚𝐥
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How to Build a General Relay Circuit: Push Buttons and Indicator Lights. #GeneralRelay #PowerRelay #AutomationRelay #ControlRelay #IndustrialControlRelay | Automation Service
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How to Build a General Relay Circuit: Push Buttons and Indicat…
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DieseRC Wireless Remote Control Switch 433Mhz 5V 12V 24V 1 Channel Radio Control Relay Receiver with 1 Transmitter Keyfobs Potential-Free Contacts Relay Controller
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General Relay Practical Guide: From Plug-in to Operation with Indicators. #GeneralRelay #PowerRelay #AutomationRelay #ControlRelay #IndustrialControlRelay
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Adjustable Time Delay Relay Controller Module 5V 12V 24V Delay-off Cycle Timer Micro USB 5V Power Supply Board
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See more

Shop Channel Relay Controller

Sponsored
About our ads
$217.00
Process Controller, 2 Relays,100 To 240 Vac/Dc Power
IOThrifty
$217.00
Process Controller, 2 Relays,100 To 240 Vac/Dc Power
IOThrifty
$230.00
Relay/analog Combo Module: 6-pt in, 3-pt out, 3-ch in, 2-ch out (PN# AS3-ACI)
Automation Direct
$230.00
Relay/analog Combo Module: 6-pt in, 3-pt out, 3-ch in, 2-ch out (PN# AS3-ACI)
Automation Direct
$11.39
Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi
Amazon.com
39
$11.39
Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi
Amazon.com
$28.40
Arduino 4 Relays Shield [A000110] - 4-Channel Relay Module, 5V Control, 10A Rating, Opto-Isolated, Supports AC/DC Loads, Compatible With Arduino IDE
Amazon.com
36
$28.40
Arduino 4 Relays Shield [A000110] - 4-Channel Relay Module, 5V Control, 10A Rating, Opto-Isolated, Supports AC/DC Loads, Compatible With Arduino IDE
Amazon.com
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$78.98
Hhbwl0 1/4/6/8/10/12/16 Channels Relay Module With DIN Rail Mount 10A 5V/12V/24V PNP NPN 1NO 1NC PLC Output Controller Amplifier Board(16 Channels,
Amazon.com
Free shipping
$78.98
Hhbwl0 1/4/6/8/10/12/16 Channels Relay Module With DIN Rail Mount 10A 5V/12V/24V PNP NPN 1NO 1NC PLC Output Controller Amplifier Board(16 Channels,
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$29.97
DC 12V 16 Channel MODBUS RTU RS485 Relay Module Board PLC Controller Serial Port Switch
Amazon.com
3
$29.97
DC 12V 16 Channel MODBUS RTU RS485 Relay Module Board PLC Controller Serial Port Switch
Amazon.com
$17.95
JESSINIE 16 Channel 5V Relay Module With Optocoupler Isolation 10A IIC Expandable Isolation Driver Relay Board XL9535-K16V5
Amazon.com
$17.95
JESSINIE 16 Channel 5V Relay Module With Optocoupler Isolation 10A IIC Expandable Isolation Driver Relay Board XL9535-K16V5
Amazon.com
$9.99
NOYITO 6-Channel Relay Module 5V 12V 24V High Low Level Trigger With Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 24V, Blue)
Amazon.com
30
$9.99
NOYITO 6-Channel Relay Module 5V 12V 24V High Low Level Trigger With Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 24V, Blue)
Amazon.com
$14.18
Respicefinem Solid State Relay State Relay Channel Control Channel Ac Single Phase SSR 24 480Vac 40A Berm Sk40da For Industrial Equipment (25A(
Amazon.com
Free shipping
$14.18
Respicefinem Solid State Relay State Relay Channel Control Channel Ac Single Phase SSR 24 480Vac 40A Berm Sk40da For Industrial Equipment (25A(
Amazon.com
$68.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$68.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$18.99
4 Channel Relay Module 1 SPDT DIN Rail Mount 24V DC/AC Interface Relay Module Replace FY-T734-24VACDC
Amazon.com
3
$18.99
4 Channel Relay Module 1 SPDT DIN Rail Mount 24V DC/AC Interface Relay Module Replace FY-T734-24VACDC
Amazon.com
$53.75
Azel Technologies SP-81 1 Zone Pump Controller Switching Relay With Surge & Fuse Protection (DPDT) | Supplyhouse.Com
SupplyHouse.com
9
$53.75
Azel Technologies SP-81 1 Zone Pump Controller Switching Relay With Surge & Fuse Protection (DPDT) | Supplyhouse.Com
SupplyHouse.com
$9.99
GAEYAELE 1 Channel Relay Module AC110V Relay Interface
Amazon.com
149
$9.99
GAEYAELE 1 Channel Relay Module AC110V Relay Interface
Amazon.com
$6.50
Shillehtek 2-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$6.50
Shillehtek 2-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
263
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
$13.60
GAEYAELE 2 Channel Relay Module AC/DC 24V Relay Interface
Amazon.com
154
$13.60
GAEYAELE 2 Channel Relay Module AC/DC 24V Relay Interface
Amazon.com