4 Channel Relay Modules
 |
6 Channel DC 5V Relay Module Expansion Board Optocoupler Insulation for Arduino on E-Bay starting at $5.05
Free Flat Rate Shipping Expedited: No Next Day: No DiyBox Electronic Rating: 99.0% |
 |
DC 5V ESP8266 WIFI 1/2/4 Channels Relay Module ESP-12F Development Board on E-Bay starting at $7.19
Free Flat Rate Shipping Expedited: No Next Day: No DiyBox Electronic Rating: 99.0% |
 |
4 Channel Relay Module ESP32 WiFi Wireless Remote Control 3M for Android no IOS on E-Bay starting at $18.95
Free Worldwide Shipping Expedited: No Next Day: No flyfun_diymall Rating: 99.4% |
 |
2pcs New 4 Channel 433MHz RF Wireless Receiver Module + Remote Control Board on E-Bay starting at $11.88
Free Flat Rate Shipping Expedited: No Next Day: No elecbuy Rating: 95.6% |
 |
4 Channel Remote Switch Wifi Bluetooth Relay Module Built in ESP32S For Android on E-Bay starting at $16.99
Free Flat Rate Shipping Expedited: No Next Day: No 2015allinone Rating: 98.8% |
 |
5V / 12V ESP8266 ESP-01 2 /4-Channel WiFi Relay Module For IOT Smart Home APP on E-Bay starting at $4.16
Free Worldwide Shipping Expedited: Yes Next Day: No digital-factory Rating: 99.6% |
 |
MICRO USB 5V 2/4/8 Channel USB Control Relay Module 1 Channel 5-30V Delay Relay on E-Bay starting at $1.30
Free Flat Rate Shipping Expedited: No Next Day: No TxHang Electronic Rating: 99.5% |
 |
1/2/4/8 Kanal 5v SSR Relais Relay Modul G3MB-202P Solid Für Arduino B3 New on E-Bay starting at $15.42
Free Flat Rate Shipping Expedited: No Next Day: No modul_technik Rating: 99.6% |
 |
5V 4 Channel SSR G3MB-202P Solid State Relay Module with Resistive Fuse on E-Bay starting at $4.56
Free Flat Rate Shipping Expedited: No Next Day: No Satisfy Electronics Rating: 99.6% |
 |
AC/DC ESP8266 WIFI 4 Channels Relay Module ESP-12F Development Board on E-Bay starting at $9.35
Free Flat Rate Shipping Expedited: No Next Day: No TxHang Electronic Rating: 99.5% |
 |
ESP32S Bluetooth WiFi Relay Module Switch Phone APP Controller Onboard 4 Channel on E-Bay starting at $17.99
Free Worldwide Shipping Expedited: No Next Day: No 2015allinone Rating: 98.8% |
 |
5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM MCU Arduino New on E-Bay starting at $1.76
Free Flat Rate Shipping Expedited: No Next Day: No modul_technik Rating: 99.6% |
 |
40A High Power 2-Channel 4-Way Relay Extension Module DC 5-30V Relay Controller on E-Bay starting at $29.99
Free Worldwide Shipping Expedited: No Next Day: No SZMWKJ Rating: 99.9% |
 |
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
Free Worldwide Shipping Expedited: No Next Day: No DiyBox Electronic Rating: 99.0% |
 |
1/2/4 Channel 5v SSR G3MB-202P Solid State Relay Module For Arduino on E-Bay starting at $1.78
Free Flat Rate Shipping Expedited: No Next Day: No TxHang Electronic Rating: 99.5% |
 |
5V 12V 24V 1/2/4/8 Channel Relay Board Module Arduino Raspberry Pi PIC on E-Bay starting at $9.39
Free Flat Rate Shipping Expedited: No Next Day: Yes Switch Electronics eBay Shop Rating: 99.8% |
 |
5V 12V 24V 1-2-4-8 Channel Relay High Low Level Optocoupler Module Arduino PI on E-Bay starting at $4.39
Free Flat Rate Shipping Expedited: No Next Day: Yes umtmedia Rating: 99.5% |
 |
5V 1/2/4/8/16 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVR on E-Bay starting at $1.33
Free Flat Rate Shipping Expedited: No Next Day: No modul_technik Rating: 99.6% |
 |
5V / 12V ESP8266 ESP-01 2 /4-Channel WiFi Relay Module For IOT Smart Home APP on E-Bay starting at $6.04
Free Worldwide Shipping Expedited: Yes Next Day: No digital-industry Rating: 100.0% |
 |
DC 12V 4-Channel Relay Module Optocoupler For Arduino PIC ARM AVR DSP HD23L D on E-Bay starting at $4.03
Free Flat Rate Shipping Expedited: No Next Day: No DiyBox Electronic Rating: 99.0% |
 |
GEYA 4 Channel Relay Module 1 SPDT AC/DC 24V Interface Relay Module DIN Rail on E-Bay starting at $19.81
Free Worldwide Shipping Expedited: No Next Day: No ZHEJIANG GEYA ELECTRICAL CO.,LTD Rating: 99.6% |
 |
Relay Module Interface Boards for Arduino Low Level Trigger 1/2/4/6/8 Channels on E-Bay starting at $3.75
Free Worldwide Shipping Expedited: No Next Day: No JIEERSHI Rating: 98.9% |
 |
5V/12V Relay Board Module Optocoupler LED for Arduino PiC ARM 1/2/4/6/8 Channel on E-Bay starting at $1.50
Free Flat Rate Shipping Expedited: No Next Day: No goodshop003 Rating: 98.1% |
 |
New AC/DC ESP8266 WIFI 4 Channels Relay Module ESP-12F Development Board Module on E-Bay starting at $10.69
Free Flat Rate Shipping Expedited: No Next Day: No modulefans Rating: 99.5% |
 |
5V 4 Channel Relay Module Board Shield For PIC AVR DSP ARM MCU Arduino UNO R3 on E-Bay starting at $4.66
Free Flat Rate Shipping Expedited: No Next Day: No shields-fans Rating: 98.7% |
 |
AC DC ESP32 WIFI Bluetooth 4 Channel Relay Module ESP32-WROOM Development Board on E-Bay starting at $15.22
Free Flat Rate Shipping Expedited: No Next Day: No shields-fans Rating: 98.7% |
 |
5V 1/2/4/8 Channel SSR G3MB-202P Solid State Relay Module For Arduino on E-Bay starting at $1.45
Free Flat Rate Shipping Expedited: No Next Day: No kingelectronics15 Rating: 99.7% |
 |
1/2/4/8/16 Channel 12V Relay Module With optocoupler for PIC AVR DSP ARM Arduino on E-Bay starting at $1.44
Free Flat Rate Shipping Expedited: No Next Day: No luckystar666 Rating: 98.4% |
 |
ESP8266 ESP-01 5V/12V 2/4-Channel WiFi Relay Module For IOT Smart Home APP on E-Bay starting at $8.99
Free Flat Rate Shipping Expedited: No Next Day: No luckystar666 Rating: 98.4% |
 |
Modbus Rtu 1/2/4 Channel 7-24V Relay Module Switch input output RS485/TTL UART on E-Bay starting at $3.76
Free Flat Rate Shipping Expedited: No Next Day: No modul_technik Rating: 99.6% |
 |
5V 12V 24V 30A 4 Channel Relay Module Board High And Low Level Relay Module on E-Bay starting at $11.08
Free Flat Rate Shipping Expedited: No Next Day: No TxHang Electronic Rating: 99.5% |
 |
5V 1/2/4/6/8 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVR on E-Bay starting at $7.43
Free Flat Rate Shipping Expedited: No Next Day: No DiyBox Electronic Rating: 99.0% |
 |
DC 5V ESP8266 WIFI 1/2/4 Channels Relay Module ESP-12F Development Board on E-Bay starting at $9.88
Free Flat Rate Shipping Expedited: No Next Day: No DiyBox Electronic Rating: 99.0% |
 |
1/2/4CH Smart WiFi Switch Relay Module Wireless Remote DC 7-32V/AC85-250V 433MHZ on E-Bay starting at $13.13
Free Flat Rate Shipping Expedited: No Next Day: No DiyBox Electronic Rating: 99.0% |
 |
Relay 5V - 1, 2 & 4 Channel Relay Module w Optocoupler Relay Output for Arduino on E-Bay starting at $3.25
Free Flat Rate Shipping Expedited: No Next Day: No Boards And Sensors Rating: 99.1% |
 |
5V 12V 24V 1-2-4-8 Channel Relay High Low Level Optocoupler Module Arduino PI on E-Bay starting at $10.66
Free Flat Rate Shipping Expedited: No Next Day: Yes umtmedia Rating: 99.5% |
 |
12V Relay Module With optocoupler for PIC AVR DSP ARM Arduino 1/2/4/8/16 Channel on E-Bay starting at $11.94
Free Flat Rate Shipping Expedited: No Next Day: No xyz-electronic Rating: 99.0% |
 |
4 Four Channel Relay Module DC 5V + Optocoupler For Arduino PIC ARM AVR DSP D on E-Bay starting at $2.83
Free Flat Rate Shipping Expedited: No Next Day: No DiyBox Electronic Rating: 99.0% |
 |
5V/9V/12V/24V 1/2/4 Channel Optocoupler Relay Module For High Low Level Trigger on E-Bay starting at $1.50
Free Flat Rate Shipping Expedited: No Next Day: No DiyBox Electronic Rating: 99.0% |
 |
1PCS 5V 1/2/4/8 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM S on E-Bay starting at $0.99
Free Flat Rate Shipping Expedited: No Next Day: No Satisfy Electronics Rating: 99.6% |
 |
12V 1/2/4/8/16 Channel Relay Module With optocoupler For AVR DSP ARM Arduino PIC on E-Bay starting at $0.99
Free Flat Rate Shipping Expedited: No Next Day: No Satisfy Electronics Rating: 99.6% |
 |
2PCS 5V Four 4 Channel Relay Shield Module For PIC AVR DSP ARM MSP430 Arduino on E-Bay starting at $5.60
Free Flat Rate Shipping Expedited: No Next Day: No TxHang Electronic Rating: 99.5% |
 |
4 Channel 12V Relay Module with IR Infrared Remote Control Fernbedienung Relais on E-Bay starting at $23.88
Free Flat Rate Shipping Expedited: No Next Day: No hermann_shopp Rating: 99.4% |
 |
1/2/4 Channel USB Smart Switch WiFi Relay Module +433MHZ Remote Control App on E-Bay starting at $6.23
Free Flat Rate Shipping Expedited: No Next Day: No modul_technik Rating: 99.6% |
 |
Modbus RTU AC220V 4 Channel Relay Module RS485/TTL UART 8-bit MCU MAX485 on E-Bay starting at $12.12
Free Flat Rate Shipping Expedited: No Next Day: No modul_technik Rating: 99.6% |
 |
5V 12V 1 2 4 6 8 Channel Relay Module with Optocoupler Relay Output for Arduino on E-Bay starting at $10.94
Shipping Calculated by Location Expedited: No Next Day: No |
 |
3/4 Channel Optocoupler Isolation Opto-isolator High/Low Level Module TLP281 on E-Bay starting at $1.52
Free Flat Rate Shipping Expedited: No Next Day: No TxHang Electronic Rating: 99.5% |
 |
4 Channel Remote Switch Wifi Bluetooth Relay Module Built in ESP32S For Android on E-Bay starting at $19.99
Free Flat Rate Shipping Expedited: No Next Day: No 2015allinone Rating: 98.8% |
 |
1/2/4 Channel 5v SSR G3MB-202P Solid State Relay Module For Arduino on E-Bay starting at $2.85
Free Flat Rate Shipping Expedited: No Next Day: No Deeplearnings Rating: 99.2% |
|
5V 12V 24V 1/2/4/8 Channel Relay Board Module Arduino Raspberry Pi PIC on E-Bay starting at $4.25
Free Flat Rate Shipping Expedited: No Next Day: Yes Switch Electronics eBay Shop Rating: 99.8% |
Recent Searches
Affiliate Disclosure: As an Amazon Associate, I earn from qualifying purchases.