4 Channel Relay Modules
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4 Channel Remote Switch Wifi Bluetooth Relay Module Built in ESP32S For Android on E-Bay starting at $19.99
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1/2/4 Channel 5v SSR G3MB-202P Solid State Relay Module For Arduino on E-Bay starting at $2.85
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1/2/4/8 Kanal 5v SSR Relais Relay Modul G3MB-202P Solid Für Arduino B3 New on E-Bay starting at $2.63
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5V 1/2/4/8/16 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVR on E-Bay starting at $2.16
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5V 1/2/4/6/8 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVR on E-Bay starting at $7.11
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12VAC/DC Omron Relay Module 4 Channel 1NO1NC Relay SPDT Module Omron Relay PLC on E-Bay starting at $29.51
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GEYA 4 Channel Relay Module 1 SPDT AC/DC 24V Interface Relay Module DIN Rail on E-Bay starting at $18.35
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Remote Control Switch 4 Channel Relay Module Board With Infrared Wireless CA on E-Bay starting at $3.04
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5V 1/2/4/6/8 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVR on E-Bay starting at $1.28
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DOMOTICZ LAN Ethernet 8 channels WEB Relay module with Analog/Temperature Inputs on E-Bay starting at $192.24
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DC 12V 4CH Channel Wireless RF Remote Control Relay Module Transmitter+Receiver on E-Bay starting at $9.18
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Modbus RTU AC220V 4 Channel Relay Module RS485/TTL UART 8-bit MCU MAX485 on E-Bay starting at $12.66
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GEYA 4 Channel Omron Relay Module 2NO2NC DPDT PLC RELAY Interface 12/24V AC/DC on E-Bay starting at $31.06
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1/2/4/8 Arduino Pi Channel Relay Board Module Selectable High Low 5V 12V 24V on E-Bay starting at $8.85
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ESP8266 ESP-12F WIFI 2/4 Channels Relay Module Development Board DC7-30V/5V on E-Bay starting at $5.93
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12V 4/8CH Bluetooth Relay Android Mobile Remote Control Motor 5V Relay Module on E-Bay starting at $24.13
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2/4 Channel WiFi Wireless Relay Module Smart Switch Home Remote Control DC 7-32V on E-Bay starting at $9.60
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12V 1/2/4/8/16 Channel Relay Module With optocoupler For PIC AVR DSP ARM Arduino on E-Bay starting at $2.33
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2CH/4CH/8CH Channel Relay Module Board With Optocoupler H/L Level Triger 5V-24V on E-Bay starting at $4.07
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5V 1/2/4/8/16 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVR on E-Bay starting at $1.83
Free Flat Rate Shipping Expedited: No Next Day: No modul_technik Rating: 99.5% |
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5V 1/2/4/8/16 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVR on E-Bay starting at $7.59
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1 Channel 5-30V MICRO USB 5V 2/4/8 Channel USB Control Relay Module Delay Relay on E-Bay starting at $6.97
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1 Channel 5-30V MICRO USB 5V 2/4/8 Channel USB Control Relay Module Delay Relay on E-Bay starting at $10.34
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12V 1/2/4/8/16 Channel Relay Module With optocoupler For PIC AVR DSP ARM Arduino on E-Bay starting at $3.78
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12V 1/2/4/8/16 Channel Relay Module With optocoupler For PIC AVR DSP ARM Arduino on E-Bay starting at $3.25
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3V 3.3V 1-channel 2-channel 4-channel Relay Module Low Level Trigger Relay on E-Bay starting at $4.76
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12V 1-2-4-8 Channel Relay High Low Level Trigger Optocoupler Module Arduino PI on E-Bay starting at $8.49
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5V / 12V ESP8266 ESP-01 2 /4-Channel WiFi Relay Module For IOT Smart Home APP on E-Bay starting at $7.00
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5V 1/2/4/6/8/16 Channel Relay Module Optocoupler Board LED for Arduino ARM AVR on E-Bay starting at $4.99
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DC 5V 4 Channel SSR G3MB-202P Solid State Relay Module For Arduino on E-Bay starting at $5.66
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GEYA 12/24V 2/4/6/8/16 Channel Omron Relay Module & Fuse Protect for PLC SPDT on E-Bay starting at $14.74
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4 Channels Wireless Relay Remote Control Switch Receiver Module 433Mhz RF Relay on E-Bay starting at $1.99
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5V/12V Relay Board Module Optocoupler LED for Arduino PiC ARM 1/2/4/6/8 Channel on E-Bay starting at $1.63
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DC 5V SSR Solid State Relay Module Low Level Relay Module 1/2/4/6/8 Channel on E-Bay starting at $2.16
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5V / 12V ESP8266 ESP-01 2 /4-Channel WiFi Relay Module For IOT Smart Home APP on E-Bay starting at $4.81
Free Worldwide Shipping Expedited: Yes Next Day: No modern-industrial-automation Rating: 99.7% |
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5V 1/2/4/6/8 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVR on E-Bay starting at $0.99
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3 units! 4 Channel 5V Relay Module 250V 10A Relays for Arduino, Automation & IoT on E-Bay starting at $15.75
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12V 4 Channel Auto RF Wireless Remote Control Switch Module Relay 315MHz/433MHz on E-Bay starting at $16.34
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5V 4 Channel Relay Board Module Optocoupler for Arduino PiC ARM AVR New on E-Bay starting at $3.25
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2PCS 1 Channel 5V Relay Module for Meage 2560 1280 ARM PIC AVR DSP on E-Bay starting at $2.16
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DC 7-32V 2/4 Channel Smart Switch WiFi Wireless Relay Module Home Remote Control on E-Bay starting at $8.68
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1-10PCS 4 Channel 3V 3.3V Relay Module for Arduino Raspberry PIC AVR DSP ARM on E-Bay starting at $5.15
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1-channel 2-channel 4-channel Relay Module Low Level Trigger Relay 3V 3.3V on E-Bay starting at $2.74
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ESP8266 WIFI 1/2/4 Channel Relay Module ESP-12F Development Board DC7-80/5V 30A on E-Bay starting at $8.97
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1/2/4/8 Channel Relay Board Relay Module w/Optocoupler High Low 5V 9V 12V 24V US on E-Bay starting at $11.29
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For High Low Level Trigger 5V/9V/12V/24V 1/2/4 Channel Optocoupler Relay Module on E-Bay starting at $1.70
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5V-24V Relay Module Interface Board for Arduino LowLevel Trigger 1/2/4/8Channel on E-Bay starting at $2.16
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5/12/24V 2/4/8-Channel Relay Module w/ Optocoupler H/L Level Triger for Arduino on E-Bay starting at $13.59
Free Worldwide Shipping Expedited: No Next Day: No iridescent-show Rating: 97.8% |
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1/2/4/8 Arduino Pi Channel Relay Board Module Selectable High Low 5V 12V 24V on E-Bay starting at $3.90
Free Flat Rate Shipping Expedited: No Next Day: No Future Mailing Services Rating: 99.9% |
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1/2/4/8 Arduino Pi Channel Relay Board Module Selectable High Low 5V 12V 24V on E-Bay starting at $6.37
Free Flat Rate Shipping Expedited: No Next Day: No Future Mailing Services Rating: 99.9% |
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