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Relay Module

Electronic Store > Electronic Components & Supplies > Module Board > Relay Module

Showing 1–28 of 44 results

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  • -18%
    01Studio 3.3V Relay Module Pyboard MicroPython Programming Learning Development Board

    Relay Module

    01Studio 3.3V Relay Module Pyboard MicroPython Programming Learning Development Board
    $6.67 Original price was: $6.67.$5.47Current price is: $5.47. Add to cart
  • -25%
    1 Channel DC5V Solid State Relay Module AC240V 2A Low Level Trigger Relay Board Relais Module

    Relay Module

    1 Channel DC5V Solid State Relay Module AC240V 2A Low Level Trigger Relay Board Relais Module
    $4.73 Original price was: $4.73.$3.56Current price is: $3.56. Add to cart
  • -12%
    1 Channel Relay Module 30A with Optocoupler Isolation 5V Supports High and Low Trigger

    Relay Module

    1 Channel Relay Module 30A with Optocoupler Isolation 5V Supports High and Low Trigger
    $3.37 Original price was: $3.37.$2.95Current price is: $2.95. Add to cart
  • -33%
    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 5/12/24V

    Relay Module

    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 5/12/24V
    $1.23 – $5.15Price range: $1.23 through $5.15 Select options This product has multiple variants. The options may be chosen on the product page
  • -21%
    10pcs YX850 Power Failure Automatic Switching Standby Battery Lithium Battery Module 5V-48V Emergency Converter

    Relay Module

    10pcs YX850 Power Failure Automatic Switching Standby Battery Lithium Battery Module 5V-48V Emergency Converter
    $54.55 Original price was: $54.55.$43.29Current price is: $43.29. Add to cart
  • -21%
    12V 30A One Channel Relay Module with Optocoupler Isolation Support High and Low Level Trigger

    Relay Module

    12V 30A One Channel Relay Module with Optocoupler Isolation Support High and Low Level Trigger
    $4.08 Original price was: $4.08.$3.22Current price is: $3.22. Add to cart
  • -32%
    20Pcs 5V Relay 1 Channel Module One Channel Relay Expansion Module Board

    Relay Module

    20Pcs 5V Relay 1 Channel Module One Channel Relay Expansion Module Board
    $40.22 Original price was: $40.22.$27.36Current price is: $27.36. Add to cart
  • -32%
    2pcs 5V 4 Channel Relay Module For PIC ARM DSP AVR MSP430 Blue Geekcreit for Arduino - Products that work with official for Arduino boards

    Relay Module

    2pcs 5V 4 Channel Relay Module For PIC ARM DSP AVR MSP430 Blue Geekcreit for Arduino – Products that work with official for Arduino boards
    $26.34 Original price was: $26.34.$17.80Current price is: $17.80. Add to cart
  • -12%
    30A 12V 24V DC Motor Controller Relay Board Forward Reverse Control Limit Start Stop Switch for Garage Door Crane Elevator

    Relay Module

    30A 12V 24V DC Motor Controller Relay Board Forward Reverse Control Limit Start Stop Switch for Garage Door Crane Elevator
    $8.87 – $9.11Price range: $8.87 through $9.11 Select options This product has multiple variants. The options may be chosen on the product page
  • -32%
    30Pcs 5V Relay 1 Channel Module One Channel Relay Expansion Module Board

    Relay Module

    30Pcs 5V Relay 1 Channel Module One Channel Relay Expansion Module Board
    $55.11 Original price was: $55.11.$37.49Current price is: $37.49. Add to cart
  • -9%
    3Pcs SONOFF RE5V1C Relay Module 5V WiFi DIY Switch Dry Contact Output Inching/Selflock Working Modes APP/Voice/LAN Control for Smart Home

    Relay Module

    3Pcs SONOFF RE5V1C Relay Module 5V WiFi DIY Switch Dry Contact Output Inching/Selflock Working Modes APP/Voice/LAN Control for Smart Home
    $24.98 Original price was: $24.98.$22.71Current price is: $22.71. Add to cart
  • -29%
    3pcs YX850 Power Failure Automatic Switching Standby Battery Lithium Battery Module 5V-48V Emergency Converter

    Relay Module

    3pcs YX850 Power Failure Automatic Switching Standby Battery Lithium Battery Module 5V-48V Emergency Converter
    $26.92 Original price was: $26.92.$19.10Current price is: $19.10. Add to cart
  • -25%
    40Pcs 5V Relay 1 Channel Module One Channel Relay Expansion Module Board

    Relay Module

    40Pcs 5V Relay 1 Channel Module One Channel Relay Expansion Module Board
    $79.57 Original price was: $79.57.$59.83Current price is: $59.83. Add to cart
  • -22%
    5Pcs SONOFF RE5V1C Relay Module 5V WiFi DIY Switch Dry Contact Output Inching/Selflock Working Modes APP/Voice/LAN Control for Smart Home

    Relay Module

    5Pcs SONOFF RE5V1C Relay Module 5V WiFi DIY Switch Dry Contact Output Inching/Selflock Working Modes APP/Voice/LAN Control for Smart Home
    $45.10 Original price was: $45.10.$35.24Current price is: $35.24. Add to cart
  • -24%
    5pcs YX850 Power Failure Automatic Switching Standby Battery Lithium Battery Module 5V-48V Emergency Converter

    Relay Module

    5pcs YX850 Power Failure Automatic Switching Standby Battery Lithium Battery Module 5V-48V Emergency Converter
    $32.59 Original price was: $32.59.$24.69Current price is: $24.69. Add to cart
  • -29%
    5V 12V 24V Single Button Bistable Switch Bi-stable Relay Module Car Modification Switch One-button Start-stop Self-locking Relay Module Board

    Relay Module

    5V 12V 24V Single Button Bistable Switch Bi-stable Relay Module Car Modification Switch One-button Start-stop Self-locking Relay Module Board
    $3.01 – $3.39Price range: $3.01 through $3.39 Select options This product has multiple variants. The options may be chosen on the product page
  • -21%
    5V 6V 9V 12V Motor Forward and Reverse Delay Module Time Delay Relay Adjustable DPDT Relay Reverse Polarity Module

    Relay Module

    5V 6V 9V 12V Motor Forward and Reverse Delay Module Time Delay Relay Adjustable DPDT Relay Reverse Polarity Module
    $6.69 Original price was: $6.69.$5.27Current price is: $5.27. Add to cart
  • -31%
    5V Relay 2 Channel SSR Low Level Solid State Relay Module 250V 2A with Fuse

    Relay Module

    5V Relay 2 Channel SSR Low Level Solid State Relay Module 250V 2A with Fuse
    $5.47 Original price was: $5.47.$3.80Current price is: $3.80. Add to cart
  • -17%
    5V Time Control Switch Intermittent Infinite Loop Countdown Switch Controller Timing Relay Module

    Relay Module

    5V Time Control Switch Intermittent Infinite Loop Countdown Switch Controller Timing Relay Module
    $5.27 Original price was: $5.27.$4.35Current price is: $4.35. Add to cart
  • -14%
    AC110V-220V Digital Display Time Relay Automation Delay Timer Control Switch Relay Module

    Relay Module

    AC110V-220V Digital Display Time Relay Automation Delay Timer Control Switch Relay Module
    $6.36 Original price was: $6.36.$5.44Current price is: $5.44. Add to cart
  • -29%
    AMROD08 8RO Relay Output Module/RS485 MODBUS RTU Communication Module Board

    Relay Module

    AMROD08 8RO Relay Output Module/RS485 MODBUS RTU Communication Module Board
    $42.39 Original price was: $42.39.$30.07Current price is: $30.07. Add to cart
  • -23%
    AOQDQDQD 12V Relay Module with Single-Key Dual Stable State Self-Locking and MCU Control for Automation and Control Systems

    Relay Module

    AOQDQDQD 12V Relay Module with Single-Key Dual Stable State Self-Locking and MCU Control for Automation and Control Systems
    $4.78 Original price was: $4.78.$3.68Current price is: $3.68. Add to cart
  • -17%
    AOQDQDQD 5V 2-Channel Relay Module with Optocoupler Protection and Expansion Board for Home Automation and DIY Projects

    Relay Module

    AOQDQDQD 5V 2-Channel Relay Module with Optocoupler Protection and Expansion Board for Home Automation and DIY Projects
    $2.39 Original price was: $2.39.$1.99Current price is: $1.99. Add to cart
  • -24%
    AOQDQDQD 5V/12V Time Control Switch with Intermittent Infinite Loop Countdown and Timing Relay Module

    Relay Module

    AOQDQDQD 5V/12V Time Control Switch with Intermittent Infinite Loop Countdown and Timing Relay Module
    $4.55 – $4.87Price range: $4.55 through $4.87 Select options This product has multiple variants. The options may be chosen on the product page
  • -10%
    AOQDQDQD HCW-03 12V Relay Module with Infinite Cycle/Single Time/Delay Dual Adjustable/Multifunctional Relay Module/Delay Circuit Module

    Relay Module

    AOQDQDQD HCW-03 12V Relay Module with Infinite Cycle/Single Time/Delay Dual Adjustable/Multifunctional Relay Module/Delay Circuit Module
    $4.18 Original price was: $4.18.$3.77Current price is: $3.77. Add to cart
  • -29%
    Bistable Relay Module 5V 12V Single Button Relay Module One Key Car Modification Start-Stop Self locking Car Modification Switch

    Relay Module

    Bistable Relay Module 5V 12V Single Button Relay Module One Key Car Modification Start-Stop Self locking Car Modification Switch
    $3.87 Original price was: $3.87.$2.73Current price is: $2.73. Add to cart
  • -32%
    DC 12V 1-8Ch Optically Isolated NPN Input Relay Output DI-DO PLC IO Expanding Module Modbus RTU RS485 Relay Switch Board

    Relay Module

    DC 12V 1-8Ch Optically Isolated NPN Input Relay Output DI-DO PLC IO Expanding Module Modbus RTU RS485 Relay Switch Board
    $9.18 – $22.48Price range: $9.18 through $22.48 Select options This product has multiple variants. The options may be chosen on the product page
  • -24%
    DC 12V 2 Channel RS232 Relay Module Board Remote Control USB PC UART COM Serial Ports for Smart Home

    Relay Module

    DC 12V 2 Channel RS232 Relay Module Board Remote Control USB PC UART COM Serial Ports for Smart Home
    $11.73 Original price was: $11.73.$8.95Current price is: $8.95. Add to cart

Showing 1–28 of 44 results

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