4 Channel Relay Modules
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ESP8266 Relay Module 1/4 Channel AC/DC Wifi Wireless for IOT ESP-12F Ebay.com starting at $5.06
Free Flat Rate Shipping Expedited: No Next Day: No zy-electronics Rating: 98.5% |
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Smart Wifi Switch Relay Module AC 85-220V 4 Channels for Tuya Alexa Google Home Ebay.com starting at $10.99
Free Flat Rate Shipping Expedited: No Next Day: No TxHang Electronic Rating: 99.4% |
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4 Channel 3V/12V Relay Module Board for Arduino Raspberry PIC AVR DSP ARM MSP430 Ebay.com starting at $3.18
Free Flat Rate Shipping Expedited: No Next Day: No worldchips Rating: 99.2% |
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1/2/4channel Relay Module Low Level Trigger W/ Light Relay Output For Arduino US Ebay.com starting at $6.98
Free Worldwide Shipping Expedited: No Next Day: No worldchips Rating: 99.2% |
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Velleman VMA400 4 CHANNEL RELAY MODULE Ebay.com starting at $11.99
Free Worldwide Shipping Expedited: No Next Day: No Electronic Inventory Online Rating: 98.0% |
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DC24V 4 Channel Relay Module With OPTO-Isolated High And Low Level Trigger US Ebay.com starting at $6.31
Free Worldwide Shipping Expedited: No Next Day: No worldchips Rating: 99.2% |
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Opto 22 PB4R 4-Channel Solid State Relay Module W/Relays Ebay.com starting at $39.99
Free Worldwide Shipping Expedited: No Next Day: No SURPLUS SELECT/DOCK HARDWARE Rating: 99.9% |
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12V/10A 4-Channel Bluetooth Relay Module Mobile APP Remote Control Switch L3US Ebay.com starting at $7.99
Free Flat Rate Shipping Expedited: No Next Day: No techwin_electronics Rating: 98.9% |
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5V 1/2/4/6/8 Channel With Optocoupler Relay Board Module LED For Arduino NEW Ebay.com starting at $1.50
Free Flat Rate Shipping Expedited: No Next Day: No gc_supermarket Rating: 98.2% |
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T-Relay ESP32 DC 5V Relay 4 Channel Relay Module IoT BT Remote Switch Control Ebay.com starting at $20.43
Free Flat Rate Shipping Expedited: No Next Day: No supmotor Rating: 97.3% |
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DC5V 9V 12V 24V 1/2/4/8 Channel Relay Module High Low Level with Optokoppler Ebay.com starting at $0.99
Free Flat Rate Shipping Expedited: Yes Next Day: No xyz-electronic Rating: 98.9% |
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1/2/4/8 Channel ESP32 WIFI Bluetooth BLE Relay Module ESP8266 Development Board Ebay.com starting at $8.99
Free Flat Rate Shipping Expedited: Yes Next Day: No xyz-electronic Rating: 98.9% |
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4 Channel 12V/24V to 5V Input High and Low Level Conversion Optocoupler Module Ebay.com starting at $7.34
Free Worldwide Shipping Expedited: No Next Day: No sui12 Rating: 98.1% |
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AC/DC ESP32 WIFI Bluetooth 4 Channel Relay Module ESP32-WROOM Development Board Ebay.com starting at $15.49
Free Flat Rate Shipping Expedited: No Next Day: No shengdao-7826 Rating: 98.1% |
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High Power 2-Channel 4- Way Relay Extension Module DC 5V-30V Relay Controller IG Ebay.com starting at $28.49
Free Worldwide Shipping Expedited: No Next Day: No idealgoods2016 Rating: 99.6% |
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Switch Module Smart Home Wifi APP Control Remote Relay USB5V/DC7-32V 4 Channels Ebay.com starting at $18.88
Free Flat Rate Shipping Expedited: No Next Day: No bingospace Rating: 98.5% |
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4 Channel Smart Wifi RF Bluetooth Wireless Dry Contact Relay Switch Module,Phone Ebay.com starting at $11.00
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4 Channel DC 5V Relay Module with Optocoupler for Arduino UNO R3 MEGA 2560 1280 Ebay.com starting at $7.84
Free Worldwide Shipping Expedited: No Next Day: No Techkk Rating: 94.5% |
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1/2/4 Channel 5V Relay Module ESP-12F Development Board for Arduino Raspberry Ebay.com starting at $12.36
Free Worldwide Shipping Expedited: No Next Day: No cowramill Rating: 98.3% |
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GEYA 4 Channel Omron Relay Module 2NO2NC DPDT PLC Relay Interface AC/DC 12/24V Ebay.com starting at $31.06
Free Worldwide Shipping Expedited: No Next Day: No geya Rating: 99.7% |
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DC5-32V 4 Channel WiFi Wireless Delay Relay Switch APP Remote Control Module Ebay.com starting at $13.99
Free Worldwide Shipping Expedited: No Next Day: No cowramill Rating: 98.3% |
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4 Channel Relay Delay Self-locking Cycle Timing Linkage Control Module Board Ebay.com starting at $12.34
Free Flat Rate Shipping Expedited: No Next Day: No top_electronic1980 Rating: 97.9% |
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AC/DC ESP32 WIFI Bluetooth 4 Channel Relay Module ESP32-WROOM Development Board Ebay.com starting at $15.69
Free Flat Rate Shipping Expedited: No Next Day: No modulesworld2022 Rating: 99.2% |
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5V 1/2/4/6/8 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVR Ebay.com starting at $2.03
Free Flat Rate Shipping Expedited: No Next Day: No DiyBox Electronic Rating: 98.7% |
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5V/9V/12V/24V 1/2/4 Channel Optocoupler Relay Module For High Low Level Trigger Ebay.com starting at $2.44
Free Flat Rate Shipping Expedited: No Next Day: No DiyBox Electronic Rating: 98.7% |
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4 Channel DC 5V 12V 24V DIP Switch Delay Relay Module Flip-Flop Self-Locking Ebay.com starting at $8.20
Free Flat Rate Shipping Expedited: No Next Day: No DiyBox Electronic Rating: 98.7% |
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4 Channel 3V 3.3V Relay Module for Arduino Raspberry PIC AVR DSP ARM MSP430 DIY Ebay.com starting at $10.97
Free Flat Rate Shipping Expedited: No Next Day: No DiyBox Electronic Rating: 98.7% |
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1/2/4CH Smart WiFi Switch Relay Module Wireless Remote DC 7-32V/AC85-250V 433MHZ Ebay.com starting at $8.63
Free Flat Rate Shipping Expedited: No Next Day: No DiyBox Electronic Rating: 98.7% |
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1/2/4CH Smart WiFi Switch Relay Module Wireless Remote DC 7-32V/AC85-250V 433MHZ Ebay.com starting at $10.53
Free Flat Rate Shipping Expedited: No Next Day: No DiyBox Electronic Rating: 98.7% |
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1/2/4CH WiFi Switch Relay Module Wireless Remote DC 7-32V/AC85-250V 433MHZ US Ebay.com starting at $11.99
Free Worldwide Shipping Expedited: No Next Day: No DiyBox Electronic Rating: 98.7% |
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1/2/4/8 Channel Relay Board Relay Module w/Optocoupler High Low 5V 9V 12V 24V US Ebay.com starting at $6.99
Free Worldwide Shipping Expedited: No Next Day: No DiyBox Electronic Rating: 98.7% |
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1/2/4/8 Channel Relay Board Relay Module w/Optocoupler High Low 5V 9V 12V 24V US Ebay.com starting at $5.89
Free Worldwide Shipping Expedited: No Next Day: No DiyBox Electronic Rating: 98.7% |
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1/2/4/8Channel Relay Board Relay Module with Optocoupler High Low 5V 9V 12V 24V Ebay.com starting at $2.99
Free Flat Rate Shipping Expedited: No Next Day: No DiyBox Electronic Rating: 98.7% |
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DC 5/12/24V LM393 Comparator 1/2/4Channel Voltage Comparator Module Relay Switch Ebay.com starting at $5.89
Free Flat Rate Shipping Expedited: No Next Day: No Czb Electronic Rating: 99.0% |
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DC 5/12/24V LM393 Comparator 1/2/4Channel Voltage Comparator Module Relay Switch Ebay.com starting at $13.89
Free Flat Rate Shipping Expedited: No Next Day: No Czb Electronic Rating: 99.0% |
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DC 5/12/24V LM393 Comparator 1/2/4Channel Voltage Comparator Module Relay Switch Ebay.com starting at $15.19
Free Flat Rate Shipping Expedited: No Next Day: No Czb Electronic Rating: 99.0% |
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Smart Remote Control Wireless WiFi Switch Relay Module 1/2/4CH DC7~32V/AC85~250V Ebay.com starting at $11.49
Free Flat Rate Shipping Expedited: No Next Day: No Czb Electronic Rating: 99.0% |
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Smart Remote Control Wireless WiFi Switch Relay Module 1/2/4CH DC7~32V/AC85~250V Ebay.com starting at $15.48
Free Flat Rate Shipping Expedited: No Next Day: No Czb Electronic Rating: 99.0% |
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GEYA 12/24V 2/4/6/8/16 Channel Omron Relay Module & Fuse Protect for PLC SPDT Ebay.com starting at $47.80
Free Flat Rate Shipping Expedited: No Next Day: No GEYA-ELECTRIC DE Rating: 99.6% |
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4 Channels Wireless Relay Remote Control Switch Receiver Module 433Mhz RF Relay Ebay.com starting at $10.99
Free Flat Rate Shipping Expedited: No Next Day: No Czb Electronic Rating: 99.0% |
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DC5V 12V 24V 4 Channel DIP Switch Delay Relay Module COM Flip-Flop Self-Locking Ebay.com starting at $6.93
Free Flat Rate Shipping Expedited: No Next Day: No Czb Electronic Rating: 99.0% |
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2/4 Channel DC 5V Relay Switch Board Module for Arduino Raspberry Pi PIC ARM Ebay.com starting at $8.50
Free Flat Rate Shipping Expedited: No Next Day: No Czb Electronic Rating: 99.0% |
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3 /4 Channel TLP281 Optocoupler Isolation Opto-isolator High/Low Level Module Ebay.com starting at $2.12
Free Flat Rate Shipping Expedited: No Next Day: No Czb Electronic Rating: 99.0% |
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1/2/4 Channel WIFI Remote Control Relay Switch Module 433MHZ USB 5V/DC7-32V Ebay.com starting at $6.97
Free Flat Rate Shipping Expedited: No Next Day: No Czb Electronic Rating: 99.0% |
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1PCS 1/2/4 Channel 5v SSR G3MB-202P Solid State Relay Module For Arduino Ebay.com starting at $1.45
Free Flat Rate Shipping Expedited: No Next Day: No xiumeche-0 Rating: 99.9% |
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1 2 4 8 Channel 12V Relay Module Board Shield with Optocoupler Level Trigger Ebay.com starting at $9.10
Free Flat Rate Shipping Expedited: No Next Day: No ecdiystore Rating: 99.5% |
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1pcs 1 2 4 8 Channel 5V 12V 24V Relay Module Board High and Low Level Trigger Ebay.com starting at $9.32
Free Flat Rate Shipping Expedited: No Next Day: No ecdiystore Rating: 99.5% |
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5V-24V Relay Module Interface Board for Arduino LowLevel Trigger 1/2/4/8Channel Ebay.com starting at $4.36
Free Flat Rate Shipping Expedited: No Next Day: No JIEERSHI Rating: 99.1% |
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5V-24V Relay Module Interface Board for Arduino LowLevel Trigger 1/2/4/8Channel Ebay.com starting at $7.22
Free Flat Rate Shipping Expedited: No Next Day: No JIEERSHI Rating: 99.1% |
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5V-24V Relay Module Interface Board for Arduino LowLevel Trigger 1/2/4/8Channel Ebay.com starting at $12.54
Free Flat Rate Shipping Expedited: No Next Day: No JIEERSHI Rating: 99.1% |
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5V-24V Relay Module Interface Board for Arduino LowLevel Trigger 1/2/4/8Channel Ebay.com starting at $12.67
Free Flat Rate Shipping Expedited: No Next Day: No JIEERSHI Rating: 99.1% |
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Relay Module Interface Boards for Arduino Low Level Trigger 1/2/4/6/8 Channels Ebay.com starting at $3.88
Free Worldwide Shipping Expedited: No Next Day: No JIEERSHI Rating: 99.1% |
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Relay Module Interface Boards for Arduino Low Level Trigger 1/2/4/6/8 Channels Ebay.com starting at $5.96
Free Worldwide Shipping Expedited: No Next Day: No JIEERSHI Rating: 99.1% |
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Relay Module Interface Boards for Arduino Low Level Trigger 1/2/4/6/8 Channels Ebay.com starting at $8.68
Free Worldwide Shipping Expedited: No Next Day: No JIEERSHI Rating: 99.1% |
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Relay Module Interface Boards for Arduino Low Level Trigger 1/2/4/6/8 Channels Ebay.com starting at $10.37
Free Worldwide Shipping Expedited: No Next Day: No JIEERSHI Rating: 99.1% |
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5V 1/2/4/6/8 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVR Ebay.com starting at $1.28
Free Flat Rate Shipping Expedited: No Next Day: No Czb Electronic Rating: 99.0% |
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5V 1/2/4/6/8 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVR Ebay.com starting at $14.04
Free Flat Rate Shipping Expedited: No Next Day: No Czb Electronic Rating: 99.0% |
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5/12/24V 1/2/4-Channel Relay Module w/ Optocoupler H/L Level Triger for Arduino Ebay.com starting at $3.94
Free Flat Rate Shipping Expedited: No Next Day: No iridescent-show Rating: 97.3% |
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1/2/4channel 3V Relay Module Low Level Trigger w/ Light Relay Output for Arduino Ebay.com starting at $5.99
Free Flat Rate Shipping Expedited: No Next Day: No Czb Electronic Rating: 99.0% |
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1/2/5/10PCS 4 Channel 3V 3.3V Relay Module for Arduino Raspberry PIC AVR DSP ARM Ebay.com starting at $25.99
Free Flat Rate Shipping Expedited: No Next Day: No Czb Electronic Rating: 99.0% |
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Relay Module Interface Boards for Arduino Low Level Trigger 1/2/4/6/8 Channels Ebay.com starting at $2.06
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Relay Module Interface Boards for Arduino Low Level Trigger 1/2/4/6/8 Channels Ebay.com starting at $4.06
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Relay Module Interface Boards for Arduino Low Level Trigger 1/2/4/6/8 Channels Ebay.com starting at $5.26
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1/2/4/8 Arduino Pi Channel Relay Board Module Selectable High Low 5V 12V 24V Ebay.com starting at $9.07
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 Ebay.com starting at $6.35
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 Ebay.com starting at $38.93
Free Flat Rate Shipping Expedited: No Next Day: No Future Mailing Services Rating: 99.9% |
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5V/12V Relay Board Module Optocoupler LED for Arduino PiC ARM 1/2/4/6/8 Channel Ebay.com starting at $8.11
Free Flat Rate Shipping Expedited: No Next Day: No goodshop003 Rating: 97.8% |
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5V/12V Relay Board Module Optocoupler LED for Arduino PiC ARM 1/2/4/6/8 Channel Ebay.com starting at $17.97
Free Flat Rate Shipping Expedited: No Next Day: No goodshop003 Rating: 97.8% |
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5V/12V Relay Board Module Optocoupler LED for Arduino PiC ARM 1/2/4/6/8 Channel Ebay.com starting at $5.60
Free Flat Rate Shipping Expedited: No Next Day: No goodshop003 Rating: 97.8% |
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DOMOTICZ LAN Ethernet 8 channels WEB Relay module with Analog Outputs 0-10V Ebay.com starting at $192.24
Free Flat Rate Shipping Expedited: No Next Day: No DAEStore Rating: 100.0% |
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12V 4Channel Wireless Remote Switch Relay Control Transeiver Switch 4 CH Module Ebay.com starting at $14.36
Free Flat Rate Shipping Expedited: No Next Day: No mangooddigital Rating: 97.7% |
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24V 4Channel Switch Remote Control 12V 4CH Relay Switch Radio Transceiver Module Ebay.com starting at $16.07
Free Flat Rate Shipping Expedited: No Next Day: No cn3_webqg Rating: 100.0% |
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4 Channel Relay Module ESP32 WiFi Wireless Remote Control 3M for Android no IOS Ebay.com starting at $18.95
Free Worldwide Shipping Expedited: No Next Day: No flyfun_diymall Rating: 99.3% |
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5V 1/2/4/6/8 Channel Relay Module Board Optocoupler LED for Arduino PiC ARM AVR Ebay.com starting at $3.26
Free Flat Rate Shipping Expedited: No Next Day: No supermall9527 Rating: 99.6% |
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5V 1/2/4/6/8 Channel Relay Module Board Optocoupler LED for Arduino PiC ARM AVR Ebay.com starting at $13.07
Free Flat Rate Shipping Expedited: No Next Day: No supermall9527 Rating: 99.6% |
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1/2/4/6/8 Channel 5V Relay Board Module Optocoupler LED for Arduino PiC ARM AVR Ebay.com starting at $1.37
Free Flat Rate Shipping Expedited: No Next Day: No Satisfy Electronics Rating: 99.7% |
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1/2/4/6/8 Channel 5V Relay Board Module Optocoupler LED for Arduino PiC ARM AVR Ebay.com starting at $10.28
Free Flat Rate Shipping Expedited: No Next Day: No Satisfy Electronics Rating: 99.7% |
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433MHZ 1/2/4 Channel USB Smart Switch WiFi Relay Module Remote Control App Ebay.com starting at $11.98
Free Flat Rate Shipping Expedited: No Next Day: No supermall9527 Rating: 99.6% |
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433MHZ 1/2/4 Channel USB Smart Switch WiFi Relay Module Remote Control App Ebay.com starting at $9.80
Free Flat Rate Shipping Expedited: No Next Day: No supermall9527 Rating: 99.6% |
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433MHZ 1/2/4 Channel WIFI Remote Control Relay Switch Module USB DC7-32V 5V Ebay.com starting at $9.80
Free Flat Rate Shipping Expedited: No Next Day: No supermall9527 Rating: 99.6% |
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N4DBA06 8 Channel Analog Digital IO Module RS485 Modbus Rtu Protocol DIN Rail Ebay.com starting at $15.65
Free Flat Rate Shipping Expedited: No Next Day: No modulefans Rating: 99.5% |
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DC 5V SSR Solid State Relay Module Low Level Relay Module 1/2/4/6/8 Channel Ebay.com starting at $2.17
Free Flat Rate Shipping Expedited: No Next Day: No supermall9527 Rating: 99.6% |
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Smart Wifi Switch Relay Module AC85-220V 4Channels for Tuya Alexa Google Home US Ebay.com starting at $17.81
Free Worldwide Shipping Expedited: No Next Day: No modulefans Rating: 99.5% |
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1/2/4/8 Channel ESP32 WIFI Bluetooth BLE Relay Module ESP8266 Development Board Ebay.com starting at $12.45
Free Flat Rate Shipping Expedited: No Next Day: No memolines Rating: 98.6% |
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MICRO USB 5V 2/4/8 Channel USB Control Relay Module 1 Channel 5-30V Delay Relay Ebay.com starting at $9.16
Free Flat Rate Shipping Expedited: No Next Day: No shields-fans Rating: 98.7% |
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5V 1/2/4/8 Channel SSR G3MB-202P Solid State Relay Module For Arduino Ebay.com starting at $4.75
Free Flat Rate Shipping Expedited: No Next Day: No Satisfy Electronics Rating: 99.7% |
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5V / 12V ESP8266 ESP-01 2 /4-Channel WiFi Relay Module For IOT Smart Home APP Ebay.com starting at $4.78
Free Worldwide Shipping Expedited: Yes Next Day: No modern-industrial-automation Rating: 100.0% |
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1/2/4/8 Channel Relay Board Relay Module with Optocoupler High Low 5V 9V 12V 24V Ebay.com starting at $2.90
Free Flat Rate Shipping Expedited: No Next Day: No shields-fans Rating: 98.7% |
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1/2/4 Channel 5v SSR G3MB-202P Solid State Relay Module For Arduino Ebay.com starting at $13.17
Free Flat Rate Shipping Expedited: No Next Day: No TxHang Electronic Rating: 99.4% |
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DC 7-30V/5V ESP8266 WIFI 2/4 Channels Relay Module ESP-12F Development Board NEW Ebay.com starting at $9.68
Free Flat Rate Shipping Expedited: No Next Day: No survy2014 Rating: 99.7% |
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DC/AC7V-32V 2/3/4 Channel Time Relay Module APP Control Delay Cycle Timer Switch Ebay.com starting at $7.58
Free Flat Rate Shipping Expedited: No Next Day: No TxHang Electronic Rating: 99.4% |
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1/2/4channel Relay Module Low Level Trigger W/ Light Relay Output For Arduino US Ebay.com starting at $7.98
Free Worldwide Shipping Expedited: No Next Day: No worldchips Rating: 99.2% |
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5V 4/6/8 SSR Channel Solid State Relay Module Low Level Relay Module for Arduino Ebay.com starting at $4.55
Free Flat Rate Shipping Expedited: No Next Day: No worldchips Rating: 99.2% |
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1-4CH 5V12V Flip-Flop Bistable Self-locking Relay Module Trigger Switch board Ebay.com starting at $4.97
Free Flat Rate Shipping Expedited: No Next Day: No arduniowirelessexpert Rating: 100.0% |
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2CH/4CH/8CH Channel Relay Module Board With Optocoupler H/L Level Triger 5V-24V Ebay.com starting at $2.32
Free Flat Rate Shipping Expedited: No Next Day: No diy-electronic Rating: 98.0% |
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Relay 5V - 1, 2 & 4 Channel Relay Module w Optocoupler Relay Output for Arduino Ebay.com starting at $5.25
Free Flat Rate Shipping Expedited: No Next Day: No DoGoods Store Rating: 99.1% |
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1/4/8 CH 5V/12V/24V High/Low Level Trigger AC Solid State Relay Module AC240V2A Ebay.com starting at $3.79
Free Flat Rate Shipping Expedited: No Next Day: No superiorbuy2014 Rating: 99.7% |
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1/4/8 CH 5V/12V/24V High/Low Level Trigger AC Solid State Relay Module AC240V2A Ebay.com starting at $6.79
Free Flat Rate Shipping Expedited: No Next Day: No superiorbuy2014 Rating: 99.7% |
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1/4/8 CH 5V/12V/24V High/Low Level Trigger AC Solid State Relay Module AC240V2A Ebay.com starting at $12.89
Free Flat Rate Shipping Expedited: No Next Day: No superiorbuy2014 Rating: 99.7% |
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1/4/8 CH 5V/12V/24V High/Low Level Trigger AC Solid State Relay Module AC240V2A Ebay.com starting at $22.00
Free Flat Rate Shipping Expedited: No Next Day: No superiorbuy2014 Rating: 99.7% |
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