4 Channel Relay Modules
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Relay Module Interface Boards for Arduino Low Level Trigger 1/2/4/6/8 Channels on E-Bay starting at $2.86
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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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Wireless Wifi Relay Switch DC 5-32V 4 Channel / 433mhz Remote Control Smart Home on E-Bay starting at $15.32
Free Flat Rate Shipping Expedited: No Next Day: No supermall9527 Rating: 99.6% |
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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 $11.81
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12V 4/8CH Bluetooth Relay Android Mobile Remote Control Motor 5V Relay Module on E-Bay starting at $11.04
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1/2/4 Channel 5v SSR G3MB-202P Solid State Relay Module For Arduino on E-Bay starting at $8.87
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2CH/4CH/8CH Channel Relay Module Board With Optocoupler H/L Level Triger 5V-24V on E-Bay starting at $3.51
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2CH/4CH/8CH Channel Relay Module Board With Optocoupler H/L Level Triger 5V-24V on E-Bay starting at $6.98
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2CH/4CH/8CH Channel Relay Module Board With Optocoupler H/L Level Triger 5V-24V on E-Bay starting at $3.37
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1/2/4/8/16 Channel 12V Relay Module With optocoupler for PIC AVR DSP ARM Arduino on E-Bay starting at $14.56
Free Flat Rate Shipping Expedited: No Next Day: No luckystar666 Rating: 98.7% |
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5V 1/2/4/8 Channel Relay Board Module for Arduino Raspberry Pi ARM AVR DSP PIC on E-Bay starting at $4.42
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5V 1/2/4/8 Channel Relay Board Module for Arduino Raspberry Pi ARM AVR DSP PIC on E-Bay starting at $6.51
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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 $1.09
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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 $2.16
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ESP8266 ESP-01 5V/12V 2/4-Channel WiFi Relay Module For IOT Smart Home APP on E-Bay starting at $8.32
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DC5V 9V 12V 24V 1/2/4/8 Channel Relay Module High Low Level with Optokoppler on E-Bay starting at $1.09
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DC5V 9V 12V 24V 1/2/4/8 Channel Relay Module High Low Level with Optokoppler on E-Bay starting at $8.27
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8 Channel Analog Digital IO Module RS485 Modbus Rtu Protocol ADC DAC N4DBA06 on E-Bay starting at $19.51
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1/2/4 Channel USB Smart Switch WiFi Relay Module +433MHZ Remote Control App on E-Bay starting at $9.76
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1-channel 2-channel 4-channel Relay Module Low Level Trigger Relay 3V 3.3V on E-Bay starting at $3.25
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1-channel 2-channel 4-channel Relay Module Low Level Trigger Relay 3V 3.3V on E-Bay starting at $4.76
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Smart Remote Control Wireless WiFi Switch Relay Module 1/2/4CH DC7-32V/AC85-250V on E-Bay starting at $15.19
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1/2/4CH DC7-32V/AC85-250V Smart Remote Control Wireless WiFi Switch Relay Module on E-Bay starting at $10.85
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1/2/4CH DC7-32V/AC85-250V Smart Remote Control Wireless WiFi Switch Relay Module on E-Bay starting at $10.41
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1/2/4/6/8 Channel SSR Solid State Relay Module Low Level Relay Module DC 5V on E-Bay starting at $11.81
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ESP8266 WIFI 2/4 Channels Relay Module ESP-12F Development Board DC7-30V/5V on E-Bay starting at $9.68
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5V 12V 1-4CH Flip-Flop Bistable Self-locking Relay Module Trigger Switch Board on E-Bay starting at $2.49
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5V 12V 1-4CH Flip-Flop Bistable Self-locking Relay Module Trigger Switch Board on E-Bay starting at $4.49
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1/2/4Channel Bluetooth Relay Module APP Control Switch IoT Smart Home DC 5V/12V on E-Bay starting at $14.44
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DC 12V 1/2/4Channel Bluetooth Relay Module APP Control Switch IoT Smart Home New on E-Bay starting at $9.59
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Smart Remote Control Wireless WiFi Switch Relay Module 1/2/4CH DC7-32V/AC85-250V on E-Bay starting at $13.79
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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 $10.99
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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 $14.99
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1/2/4 Channel 5v OMRON SSR G3MB-202P Solid State Relay Module For Arduino on E-Bay starting at $1.24
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DC5V 9V 12V 24V 1/2/4/8 Channel Relay Module High Low Level with Optokoppler US on E-Bay starting at $6.99
Free Worldwide Shipping Expedited: No Next Day: No xyz-electronic Rating: 99.1% |
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DC5V 9V 12V 24V 1/2/4/8 Channel Relay Module High Low Level with Optokoppler US on E-Bay starting at $7.99
Free Worldwide Shipping Expedited: No Next Day: No xyz-electronic Rating: 99.1% |
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12V Relay Module With optocoupler for PIC AVR DSP ARM Arduino 1/2/4/8/16 Channel on E-Bay starting at $5.99
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1/2/4Channel Bluetooth Relay Module APP Control Switch IoT Smart Home DC 5V/12V on E-Bay starting at $3.99
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Relay Module 4 Channel 30A High Low Current with Isolation Optocoupler on E-Bay starting at $20.32
Free Worldwide Shipping Expedited: No Next Day: No ananxinxin45 Rating: 97.4% |
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5V 12V 24V 2/4 Channels Optocoupler Driver High/Low Level Trigger Relay Module on E-Bay starting at $3.73
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2-Channel 4-Way Brush Motor Relay Extension Module 5-30V 40A Relay Controller on E-Bay starting at $19.99
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4 Channel DC 5V 12V 24V DIP Switch Delay Relay Module Flip-Flop Self-Locking on E-Bay starting at $8.20
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1/2/4/8Channel Relay Board Relay Module with Optocoupler High Low 5V 9V 12V 24V on E-Bay starting at $0.99
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4Pcs DC 12V Relay Module 1 Channel Relay Board with Optocoupler Isolation Suppor on E-Bay starting at $14.97
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1PCS DC 12V 4-Channel Relay Module Optocoupler For Arduino PIC ARM AVR DSP CA on E-Bay starting at $2.82
Free Flat Rate Shipping Expedited: No Next Day: No caelectronics8 Rating: 99.7% |
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DC 9V 70W 4 Channel Relay Shield Optocoupler Module for Arduino MEGA2560 R3 XBEE on E-Bay starting at $6.44
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NEW ESP8266 WIFI 4 Channels Relay Module AC/DC ESP-12F Development Board on E-Bay starting at $8.99
Free Flat Rate Shipping Expedited: No Next Day: No xiumeche-0 Rating: 99.9% |
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BENTLY NEVADA 3500/32 149986-02 4 CHANNEL RELAY MODULE - USA + CERTS on E-Bay starting at $600.23
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ESP8266 1/2/4/8/16 Channel Way Wireless WIFI Relay Module AC/DC 5V/7-28V/5-80V on E-Bay starting at $5.46
Free Flat Rate Shipping Expedited: No Next Day: No ecdiystore Rating: 99.5% |
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DC 5V 4 Channel Relay Module Shield Terminal Relay Board for Arduino UNO R3 on E-Bay starting at $4.62
Free Flat Rate Shipping Expedited: No Next Day: No modulefans Rating: 99.5% |
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