Channel Relay Controller

Shop Channel Relay Controller

Sponsored

$39.99

Sainsmart 16-Channel 9-36V USB Relay Module

Amazon.com

Free shipping

$39.99

Sainsmart 16-Channel 9-36V USB Relay Module

Amazon.com

$159.00

MIDI Solutions Relay MIDI Event-Controlled Relay MIDI Relay Switch With 1 X MIDI Input, 1 X MIDI Through, And 1 X 1/4" Relay Output

Sweetwater

$159.00

MIDI Solutions Relay MIDI Event-Controlled Relay MIDI Relay Switch With 1 X MIDI Input, 1 X MIDI Through, And 1 X 1/4" Relay Output

Sweetwater

$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

$226.10

SR2A101BD Schneider | PLC Direct | Programmable Logic Controllers And Industrial Automation Products

PLC Direct

$226.10

SR2A101BD Schneider | PLC Direct | Programmable Logic Controllers And Industrial Automation Products

PLC Direct

$91.00

Relay/analog Combo Module: 3-pt out, 1-ch in, 1-ch out (PN# CFW320-IOAR)

Automation Direct

$91.00

Relay/analog Combo Module: 3-pt out, 1-ch in, 1-ch out (PN# CFW320-IOAR)

Automation Direct

$2.71

5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)

Amazon.com

$2.71

5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)

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

$7.99

Hiletgo 4 Channel 24V Relay Module With OPTO-Isolated Support High And Low Level Trigger For PLC Automation Equipment Control

Amazon.com

$7.99

Hiletgo 4 Channel 24V Relay Module With OPTO-Isolated Support High And Low Level Trigger For PLC Automation Equipment Control

Amazon.com

$27.17

$73.44

16 Channel DC 12V PLC Controller Serial Port Switch RS485 Relay Module Switch Module For PLC PTZ

Aliexpress

Free shipping

63% off

$27.17

$73.44

16 Channel DC 12V PLC Controller Serial Port Switch RS485 Relay Module Switch Module For PLC PTZ

Aliexpress

$31.57

$40.90

12CH Relay Switch DMX512 Relay Control 12 Way Relay Switch 12 Channel 10A 2A Decoder Dimmer For LED

Aliexpress

Free shipping

22% off

$31.57

$40.90

12CH Relay Switch DMX512 Relay Control 12 Way Relay Switch 12 Channel 10A 2A Decoder Dimmer For LED

Aliexpress

$541.99

Bendix K070951 Atr 6 Traction Control Unit Relay

FinditParts

$541.99

Bendix K070951 Atr 6 Traction Control Unit Relay

FinditParts

$53.75

Azel Technologies SP-81 1 Zone Pump Controller Switching Relay With Surge & Fuse Protection (DPDT) | Supplyhouse.Com

SupplyHouse.com

$53.75

Azel Technologies SP-81 1 Zone Pump Controller Switching Relay With Surge & Fuse Protection (DPDT) | Supplyhouse.Com

SupplyHouse.com

$445.37

SR2COM01 Schneider | PLC Direct | Programmable Logic Controllers And Industrial Automation Products

PLC Direct

$445.37

SR2COM01 Schneider | PLC Direct | Programmable Logic Controllers And Industrial Automation Products

PLC Direct

$77.14

USB Relay Controller, 8 Contacts, Form C, 6A 250V, 12V Power

東京デバイセズ

$77.14

USB Relay Controller, 8 Contacts, Form C, 6A 250V, 12V Power

東京デバイセズ

$1.88

$2.51

5V 2 Way Channel Relay Module High And Low Level Trigger Relay Control With Optocoupler Isolation

Aliexpress

25% off

$1.88

$2.51

5V 2 Way Channel Relay Module High And Low Level Trigger Relay Control With Optocoupler Isolation

Aliexpress

$270.00

SR2E121B Schneider | PLC Direct | Programmable Logic Controllers And Industrial Automation Products

PLC Direct

$270.00

SR2E121B Schneider | PLC Direct | Programmable Logic Controllers And Industrial Automation Products

PLC Direct

$125.95

Azel Technologies SP-83 3 Zone Pump Controller Switching Relay With Priority Protection | Supplyhouse.Com

SupplyHouse.com

$125.95

Azel Technologies SP-83 3 Zone Pump Controller Switching Relay With Priority Protection | Supplyhouse.Com

SupplyHouse.com

$827.37

8A Programmable Logic Relay - 24V - (6) DC Inputs, (2) Analog Inputs, (4) Outputs - Pre-Programmed

Larson Electronics

$827.37

8A Programmable Logic Relay - 24V - (6) DC Inputs, (2) Analog Inputs, (4) Outputs - Pre-Programmed

Larson Electronics

$179.58

Azel Technologies SP-85 5 Zone Pump Controller Switching Relay With Priority Protection | Supplyhouse.Com

SupplyHouse.com

$179.58

Azel Technologies SP-85 5 Zone Pump Controller Switching Relay With Priority Protection | Supplyhouse.Com

SupplyHouse.com

$150.99

Siemens IEC Control Relay: DIN-Rail & Surface Relay Mounting, 125V DC Coil Volt, 2NO/2NC, 10 A Model: 3RH21221BG40

Grainger

$150.99

Siemens IEC Control Relay: DIN-Rail & Surface Relay Mounting, 125V DC Coil Volt, 2NO/2NC, 10 A Model: 3RH21221BG40

Grainger

$106.28

Sensata - Crydom DRD24D06 | SOLID STATE RELAY, DUAL CHANNEL, 6A, 24-280 VAC, 4-32 VDC CONTROL, DIN RAIL, DR DUAL | Solid State Relays

$106.28

Sensata - Crydom DRD24D06 | SOLID STATE RELAY, DUAL CHANNEL, 6A, 24-280 VAC, 4-32 VDC CONTROL, DIN RAIL, DR DUAL | Solid State Relays

$329.95

Honeywell Digital Temperature Controller T775A2009, 1 Temp. Input, 1 SPDT Relay

Global Industrial

$329.95

Honeywell Digital Temperature Controller T775A2009, 1 Temp. Input, 1 SPDT Relay

Global Industrial

$40.59

$53.82

Relay Network Ethernet Relay Controller Module Control Board LAN WAN Network Web Server With RJ 45 Interface + 8 Channel Relay Module For Smart Home Remote Control Pack Of 2

TekCypher.com

24% off

$40.59

$53.82

Relay Network Ethernet Relay Controller Module Control Board LAN WAN Network Web Server With RJ 45 Interface + 8 Channel Relay Module For Smart Home Remote Control Pack Of 2

TekCypher.com

$148.49

Sensata - Crydom MCPC1225A | RELAY, PROPORTIONAL CONTROLLER, SOLID STATE, 25A, 40-140 VAC, 0-5VDC INPUT | Phase Angle Controllers

$148.49

Sensata - Crydom MCPC1225A | RELAY, PROPORTIONAL CONTROLLER, SOLID STATE, 25A, 40-140 VAC, 0-5VDC INPUT | Phase Angle Controllers

$482.03

4-Channel Relay Module For Serial Controllers

Big Rig Chrome Shop

$482.03

4-Channel Relay Module For Serial Controllers

Big Rig Chrome Shop

$48.16

Selec Controls USA Inc. FL-SC-RO08-CE-ROHS FLEXYS IO 8 CHANNEL RELAY OUTPU

DigiKey

$48.16

Selec Controls USA Inc. FL-SC-RO08-CE-ROHS FLEXYS IO 8 CHANNEL RELAY OUTPU

DigiKey

$967.69

Schneider Electric Logic Controller: (12) Relay/(4) Fast Output/(4) Transistor Out Model: TM241CE40R

Grainger

$967.69

Schneider Electric Logic Controller: (12) Relay/(4) Fast Output/(4) Transistor Out Model: TM241CE40R

Grainger

$11.58

Multi-Function Infrared Remote Control 12V 8 Channel Relay Module Bidirectional. Remote Controls. Multi-Function 12V 8 Relay.

eBay

$11.58

Multi-Function Infrared Remote Control 12V 8 Channel Relay Module Bidirectional. Remote Controls. Multi-Function 12V 8 Relay.

eBay

$20.99

$31.17

433Mhz Universal Wireless Remote Control Switch DC 12V 4CH Relay Receiver Module With 4 Channel RF Remote

LightInTheBox

32% off

$20.99

$31.17

433Mhz Universal Wireless Remote Control Switch DC 12V 4CH Relay Receiver Module With 4 Channel RF Remote

LightInTheBox

$28.49

High Power 2-Channel 4- Way Relay Extension Module DC 5V-30V Relay Controller IG. SZMWKJ. Relay Accessories.

eBay

$28.49

High Power 2-Channel 4- Way Relay Extension Module DC 5V-30V Relay Controller IG. SZMWKJ. Relay Accessories.

eBay

$75.39

Relay Module Switch Control 4-Channel RS485 Monitoring Network Controller Board. Lighting Parts. 77523473478.

eBay

Free shipping

$75.39

Relay Module Switch Control 4-Channel RS485 Monitoring Network Controller Board. Lighting Parts. 77523473478.

eBay

$281.00

Process Controller, 3 Relays, RS485,100 To 240 Vac/Dc Power

IOThrifty

$281.00

Process Controller, 3 Relays, RS485,100 To 240 Vac/Dc Power

IOThrifty

$311.01

Single Relay Room Controller, For Low Voltage Switches And Sensors, 20 Amp, 120/277V Input, 24V Output, Wattstopper LMRC-101 | 1000 Bulbs

1000Bulbs.com

$311.01

Single Relay Room Controller, For Low Voltage Switches And Sensors, 20 Amp, 120/277V Input, 24V Output, Wattstopper LMRC-101 | 1000 Bulbs

1000Bulbs.com

$799.95

Scosche M8RX1(Tm) 8-Channel Relay Switch System For Off-Road Vehicles

Crutchfield

$799.95

Scosche M8RX1(Tm) 8-Channel Relay Switch System For Off-Road Vehicles

Crutchfield

$444.08

IO HVAC Controls IO-WRP Wireless Relay Plus Kit, (2) 4-Channel Transceivers, Base Module 3 Transmitting Channels / 1 Receiving Channel, Satelite

Voomi Supply

$444.08

IO HVAC Controls IO-WRP Wireless Relay Plus Kit, (2) 4-Channel Transceivers, Base Module 3 Transmitting Channels / 1 Receiving Channel, Satelite

Voomi Supply

$4.82

Taidacent Single Channel 12V 10A BLE Relay Switch Module Mobile Phone BLE Remote Control IOT BLE Relay Module

Alibaba B2B

Free shipping

$4.82

Taidacent Single Channel 12V 10A BLE Relay Switch Module Mobile Phone BLE Remote Control IOT BLE Relay Module

Alibaba B2B

8 Channel Relay Controller Rj45 Tcp Ip Controller Rj45 Tcp Ip Remote …

2.1B viewsMar 1, 2025

ESP8266 DIN 8-Channel Wifi Relay Controller

Jun 26, 2015

hackaday.io

4-Channel Relay Driver Circuit and PCB Design

12 viewsSep 23, 2019

circuitdigest.com

RS-232 8-Channel Relay Controller with General Purpose SPDT Relay…

Aug 29, 2023

ncd.io

0:09

4x4 Relay Matrix Control Using an 8 Channel Relay Module #electricia…

9.6K viewsJan 8, 2025

Facebook𝐄𝐥𝐞𝐜𝐭𝐫𝐨𝐧𝐢𝐜 𝐂𝐨𝐦𝐩𝐨𝐧𝐞𝐧𝐭𝐬

Over 120 Meter Control 8 Channel Relay Module With 433MHz Wirele…

12.6K viewsSep 30, 2020

instructables.com

0:26

💬 Control multiple devices with a 4-channel relay! 💒 Home automation i…

147.8K views4 months ago

FacebookAzarchannel

8:37

How to Test a Relay

997.1K views8 months ago

wikiHowRicardo Mitchell

KC868-A16 Kincony 16 Channel Relay Controller ESP32 Program …

7 viewsFeb 23, 2025

alibaba.com