As an Amazon Associate, eBay Partner, Sovrn and other affiliates' Publisher, we earn from qualifying purchases. This site contains affiliate links for which we may be compensated. We may be compensated if you make a purchase.

As an eBay Partner and other affiliates' Publisher, we may be compensated if you make a purchase from this site.

Get the best deal! Compare prices from online retailers.

ec partner

4 channel relay module price for sale in Australia

Sort
Sponsored
  1. Ethernet Control Module Relay Module Board LAN WAN Network Web Server RJ45 Port and 16Channel Relay Controller Board

    Ethernet Control Module Relay Module Board LAN WAN Network Web Server RJ45 Port and 16Channel Relay Controller Board

    104.75 Amazon AU
  2. TUOPUONE 4-Ch RS485 to RJ45 Ethernet Serial Server 4 Channels RS485 Independent Operation Rail-Mount Industrial Isolated Serial Module Common Network Port

    TUOPUONE 4-Ch RS485 to RJ45 Ethernet Serial Server 4 Channels RS485 Independent Operation Rail-Mount Industrial Isolated Serial Module Common Network Port

    101.28 Amazon AU
  3. Brilluxa Glow Plug Control Module, Engine Preheater Relay Switch, Compatible with E-350 Super Duty Excursion 6.0L 7.3L 6.4L, Glow Plug Relay Controller, Engine Start Control

    Brilluxa Glow Plug Control Module, Engine Preheater Relay Switch, Compatible with E-350 Super Duty Excursion 6.0L 7.3L 6.4L, Glow Plug Relay Controller, Engine Start Control

    146.49 Amazon AU
  4. Respicefinem web relay relay controller 18×12×10 channel relay module remote control relay device ethernet to rs485 module

    Respicefinem web relay relay controller 18×12×10 channel relay module remote control relay device ethernet to rs485 module

    105.59 Amazon AU
  5. PRV AUDIO Car Audio DSP 2.4X Digital Crossover and Equalizer 4 Channel Full Digital Signal Audio Processor DSP with Sequencer Remote Relay

    PRV AUDIO Car Audio DSP 2.4X Digital Crossover and Equalizer 4 Channel Full Digital Signal Audio Processor DSP with Sequencer Remote Relay

    127.79 Amazon AU
  6. Digital Amplifier Board AMP Module High Power TPA3255 Class D Audio Parts 4 Sound Channel for Professional Audio Systems DIY Enthusiasts

    Digital Amplifier Board AMP Module High Power TPA3255 Class D Audio Parts 4 Sound Channel for Professional Audio Systems DIY Enthusiasts

    125.59 Amazon AU
  1. DC5V 4-Channel Android Mobile bluetooth Relay Module

    DC5V 4-Channel Android Mobile bluetooth Relay Module

    • 100.16
    • Dr Techlove AU
  2. SainSmart 4-Channel Relay Module

    SainSmart 4-Channel Relay Module

    • 27.14
    • Amazon AU
  3. 1/2/4/6/8/16 Relay Module 8 Channel with Optocoupler Relay Output 1 2 4 6 Relay Module 8 Channels Low Level Trigger 5/12

    1/2/4/6/8/16 Relay Module 8 Channel with Optocoupler Relay Output 1 2 4 6 Relay Module 8 Channels Low Level Trigger 5/12

    • 4.99
    • Banggood
  4. 5V 4 Channel Relay Module For Arduino PIC ARM DSP AVR MSP430 Blue- Blue

    5V 4 Channel Relay Module For Arduino PIC ARM DSP AVR MSP430 Blue- Blue

    • 29.54
    • My Deal
  5. 5V two/2-Channel Relay Module Shield ARM PIC AVR DSP Electronic 10A Raspberry Pi Relay Shield 4 Channel 8 Channel Relay Module (1 Channel Relay)

    5V two/2-Channel Relay Module Shield ARM PIC AVR DSP Electronic 10A Raspberry Pi Relay Shield 4 Channel 8 Channel Relay Module (1 Channel Relay)

    • 3.49
    • Amazon AU
  6. DC12V 4 Channel Level Trigger Optocoupler Relay Module Power Supply Module

    DC12V 4 Channel Level Trigger Optocoupler Relay Module Power Supply Module

    • 6.99
    • Banggood
  7. 12V 4 Channel High/Low Relay Module with Optocoupler

    12V 4 Channel High/Low Relay Module with Optocoupler

    • 17.95
    • Amazon AU
  8. RTU RS232/TTL UART Modbus Rtu 4 Ch Relay Module Communication 4-Channel 7-24V Relay Module

    RTU RS232/TTL UART Modbus Rtu 4 Ch Relay Module Communication 4-Channel 7-24V Relay Module

    • 9.89
    • Banggood
  9. 5pcs 4 Channel 24V Relay Module with Optocoupler

    5pcs 4 Channel 24V Relay Module with Optocoupler

    • 21.00
    • Amazon AU
  10. 2Pcs 12V 4CH Channel Relay Module With Optocoupler For PIC AVR DSP ARM

    2Pcs 12V 4CH Channel Relay Module With Optocoupler For PIC AVR DSP ARM

    • 7.99
    • Banggood
  11. 4 Channel DC 12V Relay Module with Optocoupler Isolation Relay Control Board

    4 Channel DC 12V Relay Module with Optocoupler Isolation Relay Control Board

    • 16.00
    • Amazon AU
  12. 4Pcs 12V 8CH Channel Relay Module With Optocoupler For PIC AVR DSP ARM

    4Pcs 12V 8CH Channel Relay Module With Optocoupler For PIC AVR DSP ARM

    • 21.99
    • Banggood
  13. ESP8266 WiFi 4-Channel Relay Module Development Board

    ESP8266 WiFi 4-Channel Relay Module Development Board

    • 14.80
    • Amazon AU
  14. Relay Module WiFi 4 Channel ESP8266 Development Board Voltage Monitoring Relay Industrial Parts for Wireless Control DC7

    Relay Module WiFi 4 Channel ESP8266 Development Board Voltage Monitoring Relay Industrial Parts for Wireless Control DC7

    • 11.32
    • Banggood
  15. 4 Channel Infrared Relay Module Set Remote Transceiver Controller (12V)

    4 Channel Infrared Relay Module Set Remote Transceiver Controller (12V)

    • 25.29
    • Amazon AU
  16. 12V 1/2/4/8/16 Channel Relay Module With Optocoupler For PIC AVR DSP ARM

    12V 1/2/4/8/16 Channel Relay Module With Optocoupler For PIC AVR DSP ARM

    • 5.09
    • Banggood
  17. 3X Modbus Rtu 4 Ch Relay Module Input 485 TTL Uart Communication 4-Channel Input 7-24V Relay Module

    3X Modbus Rtu 4 Ch Relay Module Input 485 TTL Uart Communication 4-Channel Input 7-24V Relay Module

    • 42.32
    • Amazon AU
  18. Tuya WiFi Smart 4 Channel RF Momentary Inching Relay Self-Lock Switch Module DIY WiFi Garage Door Controller Voice Contr

    Tuya WiFi Smart 4 Channel RF Momentary Inching Relay Self-Lock Switch Module DIY WiFi Garage Door Controller Voice Contr

    • 11.99
    • Banggood
  19. 3V 5V 12V 24V 4 Channel Relay Module with Lamp Low Level Trigger 4 way Relay Module (3V)

    3V 5V 12V 24V 4 Channel Relay Module with Lamp Low Level Trigger 4 way Relay Module (3V)

    • 6.17
    • Amazon AU
  20. Aihasd Bluetooth Relay Module 8 Channel 4.0 BLE for Apple Android Phone IOT

    Aihasd Bluetooth Relay Module 8 Channel 4.0 BLE for Apple Android Phone IOT

    • 68.11
    • Amazon AU
  21. Lnqwhduu Zigbee Relay Switch Module 3/4 Channel AC100-240V Compatible with Home Mini Smart Switch Module A

    Lnqwhduu Zigbee Relay Switch Module 3/4 Channel AC100-240V Compatible with Home Mini Smart Switch Module A

    • 30.78
    • Amazon AU
  22. Lnqwhduu Zigbee Relay Switch Module 3/4 Channel AC100-240V Compatible with Home Mini Smart Switch Module B

    Lnqwhduu Zigbee Relay Switch Module 3/4 Channel AC100-240V Compatible with Home Mini Smart Switch Module B

    • 27.07
    • Amazon AU
  23. Snblzhef WiFi Relay Switch Module 3/4 Channel AC100-240V Work with Home Mini Smart Switch Module A

    Snblzhef WiFi Relay Switch Module 3/4 Channel AC100-240V Work with Home Mini Smart Switch Module A

    • 31.99
    • Amazon AU
  24. Lnqwhduu WiFi Relay Switch Module 3/4 Channel AC100-240V Compatible with Home Mini Smart Switch Module A

    Lnqwhduu WiFi Relay Switch Module 3/4 Channel AC100-240V Compatible with Home Mini Smart Switch Module A

    • 27.50
    • Amazon AU
  25. 4 Channel Relay Module Bistable Low Level Control Switch with High Reliability Stable Performance for Home Automation

    4 Channel Relay Module Bistable Low Level Control Switch with High Reliability Stable Performance for Home Automation

    • 25.49
    • Amazon AU
  26. 4pcs 8-Channel 5V Relay Module with optocoupler Isolation Supports high and Low Level triggering

    4pcs 8-Channel 5V Relay Module with optocoupler Isolation Supports high and Low Level triggering

    • 32.00
    • Amazon AU
  27. JBtek 4 Channel DC 5V Relay Module for Arduino Raspberry Pi DSP AVR PIC ARM

    JBtek 4 Channel DC 5V Relay Module for Arduino Raspberry Pi DSP AVR PIC ARM

    • 18.00
    • Amazon AU
  28. NDNCZDHC 8-36V 4-Channel Multifunction Time Delay Relay Interface Board Module Optocoupler LED

    NDNCZDHC 8-36V 4-Channel Multifunction Time Delay Relay Interface Board Module Optocoupler LED

    • 47.69
    • Amazon AU
  29. Lnqwhduu WiFi Relay Switch Module 3/4 Channel AC100-240V Compatible with Home Mini Smart Switch Module B

    Lnqwhduu WiFi Relay Switch Module 3/4 Channel AC100-240V Compatible with Home Mini Smart Switch Module B

    • 24.09
    • Amazon AU
  30. 2pcs 5V 12V 24V Solid State Relay 4 Channel 4-Way 4CH Relay Module Low Level Trigger (5V)

    2pcs 5V 12V 24V Solid State Relay 4 Channel 4-Way 4CH Relay Module Low Level Trigger (5V)

    • 21.00
    • Amazon AU

Related Searches

Next Page
  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
Close

Customised Price

Lowest
Highest

Excluded Keywords

Please enter Keywords, separated by comma

Store

Clear
Apply

Today's Deals

  1. Cosy Gateway to Outdoor Smarter
  2. No.1 Anti Aging Set