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usb relay controller

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    • 5V USB Relay 1 Channel Programmable Computer Control For Smart Home Module - Image 1 of 4
    • 5V USB Relay 1 Channel Programmable Computer Control For Smart Home Module - Image 2 of 4
    • 5V USB Relay 1 Channel Programmable Computer Control For Smart Home Module - Image 3 of 4
    • 5V USB Relay 1 Channel Programmable Computer Control For Smart Home Module - Image 4 of 4

    5V USB Relay 1 Channel Programmable Computer Control For Smart Home Module

    Brand new · Unbranded
    £6.33
    Free international postage
    Click & Collect
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    • 5/12V USB Relay 1/2/4/8 CH Programmable Computer Control Relay For Smart Home K - Image 1 of 4
    • 5/12V USB Relay 1/2/4/8 CH Programmable Computer Control Relay For Smart Home K - Image 2 of 4
    • 5/12V USB Relay 1/2/4/8 CH Programmable Computer Control Relay For Smart Home K - Image 3 of 4
    • 5/12V USB Relay 1/2/4/8 CH Programmable Computer Control Relay For Smart Home K - Image 4 of 4

    5/12V USB Relay 1/2/4/8 CH Programmable Computer Control Relay For Smart Home K

    Brand new · Unbranded
    £5.51 to £8.27
    Was: £7.82was - £7.82
    £1.99 P&P
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    • 1/2/4 Channel USB 5V WIFI Remote Control Relay Switch Module 433MHZ RF DC 7-32V - Image 1 of 4
    • 1/2/4 Channel USB 5V WIFI Remote Control Relay Switch Module 433MHZ RF DC 7-32V - Image 2 of 4
    • 1/2/4 Channel USB 5V WIFI Remote Control Relay Switch Module 433MHZ RF DC 7-32V - Image 3 of 4
    • 1/2/4 Channel USB 5V WIFI Remote Control Relay Switch Module 433MHZ RF DC 7-32V - Image 4 of 4

    1/2/4 Channel USB 5V WIFI Remote Control Relay Switch Module 433MHZ RF DC 7-32V

    Brand new · Unbranded
    £6.94 to £12.22
    £1.79 P&P
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    • Relay USB Control Switch PC Module USB Intelligent USB 2 Channel 5 V Controller - Image 1 of 4
    • Relay USB Control Switch PC Module USB Intelligent USB 2 Channel 5 V Controller - Image 2 of 4
    • Relay USB Control Switch PC Module USB Intelligent USB 2 Channel 5 V Controller - Image 3 of 4
    • Relay USB Control Switch PC Module USB Intelligent USB 2 Channel 5 V Controller - Image 4 of 4

    Relay USB Control Switch PC Module USB Intelligent USB 2 Channel 5 V Controller

    Brand new · Unbranded
    £4.41
    or Best Offer
    Free international postage
    Est. delivery Thu, Sep 18
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  • KMTronic USB Relay Controller - Four Channel with Clips for DIN Mount Rail - Image 1 of 2

    KMTronic USB Relay Controller - Four Channel with Clips for DIN Mount Rail

    Brand new
    £40.80
    £15.60 P&P
    7⁣M⁣⁣ ⁣Y⁣5⁣ ⁣⁣⁣K⁣J⁣⁣⁣ ⁣X⁣⁣4⁣ ⁣⁣⁣1⁣⁣⁣C⁣ ⁣⁣⁣⁣
  • 5V -30V Micro USB Power Delay relay Timer control module Trigger delay switch - Image 1 of 4

    5V -30V Micro USB Power Delay relay Timer control module Trigger delay switch

    Brand new · Unbranded
    £1.19
    or Best Offer
    £1.66 P&P
    148 sold
    ⁣2⁣N⁣ ⁣B⁣P⁣⁣⁣ ⁣⁣⁣⁣X⁣⁣8⁣⁣⁣⁣⁣ ⁣⁣⁣⁣⁣H⁣V⁣⁣⁣
  • Time Delay Relay Controller Board USB Relay Module 6-30V Delay Controller Board - Image 1 of 4

    Time Delay Relay Controller Board USB Relay Module 6-30V Delay Controller Board

    Brand new
    £11.90
    Free international postage
    Est. delivery Wed, Sep 17
    T⁣⁣⁣⁣M⁣ ⁣W⁣⁣⁣⁣⁣Q⁣ ⁣⁣4⁣⁣2⁣ ⁣⁣C⁣⁣⁣⁣⁣T⁣ ⁣⁣9⁣
  • 5V/12V USB Relay 1/2/4/8 CH Programmable Computer Control Relay For Smart Home - Image 1 of 4

    5V/12V USB Relay 1/2/4/8 CH Programmable Computer Control Relay For Smart Home

    Brand new · Unbranded
    £4.50 to £7.88
    Was: £4.79was - £4.79
    £2.39 P&P
    I⁣5⁣⁣ ⁣⁣⁣⁣6⁣⁣⁣8⁣⁣⁣ ⁣⁣S⁣P⁣ ⁣9⁣9⁣⁣⁣ ⁣6⁣⁣⁣⁣H⁣
  • Type USB Relay 8-channel 12VDC Type- USB Relay Board Module Controller DC For - Image 1 of 4

    Type USB Relay 8-channel 12VDC Type- USB Relay Board Module Controller DC For

    Brand new · Unbranded
    £4.10
    or Best Offer
    Free international postage
    Est. delivery Thu, Sep 18
    ⁣D⁣⁣A⁣ ⁣6⁣Q⁣ ⁣⁣4⁣L⁣ ⁣K⁣⁣D⁣⁣ ⁣E⁣L⁣ ⁣P⁣⁣⁣⁣⁣ ⁣⁣⁣
  • KMTronic USB One Relay Controller, RS232 Serial controlled, BOX - Image 1 of 1

    KMTronic USB One Relay Controller, RS232 Serial controlled, BOX

    Brand new
    £33.60
    £15.60 P&P
    ⁣B⁣⁣H⁣⁣ ⁣⁣⁣F⁣H⁣ ⁣⁣⁣I⁣B⁣ ⁣B⁣⁣K⁣⁣ ⁣K⁣⁣C⁣ ⁣8⁣⁣⁣
  • 1PCS TypeC USB Relay Module USB Intelligent Control Switch Serial Port Relay - Image 1 of 4

    1PCS TypeC USB Relay Module USB Intelligent Control Switch Serial Port Relay

    Brand new · Unbranded
    £3.76
    or Best Offer
    £1.66 P&P
    ⁣⁣⁣H⁣W⁣⁣⁣ ⁣A⁣⁣R⁣ ⁣1⁣⁣⁣D⁣⁣ ⁣3⁣⁣Z⁣ ⁣⁣⁣H⁣N⁣⁣ ⁣
  • USB Relay Module Control Switch LCUS‑1 Type DC 5V W/ High Performance Control Ch - Image 1 of 4

    USB Relay Module Control Switch LCUS‑1 Type DC 5V W/ High Performance Control Ch

    Brand new · Unbranded
    £6.06
    or Best Offer
    Free international postage
    K⁣⁣S⁣⁣ ⁣⁣⁣⁣⁣3⁣G⁣⁣⁣ ⁣A⁣T⁣⁣⁣ ⁣⁣O⁣8⁣ ⁣⁣⁣⁣S⁣X⁣
  • 5V~30V Micro USB Power Relay Timer Control Module Trigger Delay Switch AM - Image 1 of 4

    5V~30V Micro USB Power Relay Timer Control Module Trigger Delay Switch AM

    Brand new · Unbranded
    £1.19
    or Best Offer
    £1.66 P&P
    106 sold
    B⁣⁣F⁣⁣⁣ ⁣⁣V⁣⁣W⁣⁣ ⁣⁣4⁣0⁣ ⁣⁣⁣I⁣T⁣ ⁣G⁣⁣⁣W⁣⁣ ⁣K⁣
  • Relay Module Expansion Board USB Smart Switch Controller for WIN7, XP 64/32-bit - Image 1 of 4

    Relay Module Expansion Board USB Smart Switch Controller for WIN7, XP 64/32-bit

    Brand new · Unbranded
    £8.41
    or Best Offer
    Free international postage
    1⁣E⁣S⁣ ⁣N⁣p⁣8⁣ ⁣о⁣B⁣n⁣s⁣K⁣o⁣ ⁣r⁣B⁣e⁣d⁣T⁣⁣⁣⁣ ⁣T⁣T⁣ ⁣⁣
  • Usb Control Smart Home Module Board Single Channel Relay Module - Image 1 of 4

    Usb Control Smart Home Module Board Single Channel Relay Module

    Brand new · Unbranded
    £6.63
    or Best Offer
    Free international postage
    Click & Collect
    I⁣W⁣S⁣р⁣ ⁣o⁣n⁣7⁣s⁣o⁣4⁣ ⁣r⁣e⁣D⁣A⁣d⁣⁣ ⁣⁣⁣J⁣⁣3⁣ ⁣R⁣⁣⁣
  • Relay Module Expansion Board USB Smart Switch Controller for WIN7, XP 64/32-bit - Image 1 of 4

    Relay Module Expansion Board USB Smart Switch Controller for WIN7, XP 64/32-bit

    Brand new · Unbranded
    £8.39
    or Best Offer
    Free international postage
    Est. delivery Thu, Sep 18
    Ѕ⁣p⁣9⁣B⁣o⁣n⁣s⁣o⁣ ⁣r⁣F⁣e⁣3⁣ ⁣N⁣3⁣d⁣⁣ ⁣M⁣⁣Z⁣ ⁣⁣⁣⁣M⁣7⁣
  • Relay Delay Controller MOS Switch USB DDC-431 DC6V-DC30V Digital LED Display 12V - Image 1 of 4

    Relay Delay Controller MOS Switch USB DDC-431 DC6V-DC30V Digital LED Display 12V

    Brand new · Unbranded
    £7.18
    or Best Offer
    £1.79 P&P
    I⁣⁣⁣⁣⁣⁣K⁣ ⁣⁣⁣⁣T⁣⁣L⁣⁣⁣⁣⁣ ⁣⁣G⁣⁣⁣2⁣⁣⁣ ⁣T⁣
  • 5V-30V Micro USB Power Delay Relay Timer Control Trigger Delay Switch Module - Image 1 of 4

    5V-30V Micro USB Power Delay Relay Timer Control Trigger Delay Switch Module

    Brand new · Unbranded
    £1.73
    or Best Offer
    Free international postage
    M⁣9⁣ ⁣⁣S⁣X⁣ ⁣⁣⁣B⁣⁣1⁣⁣ ⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣G⁣4⁣⁣⁣⁣
  • 5V 2-Channel Relay Module USB Smart Switch Controller Expansion Board UK Stock - Image 1 of 4

    5V 2-Channel Relay Module USB Smart Switch Controller Expansion Board UK Stock

    Brand new · Unbranded
    £8.42
    or Best Offer
    Free international postage
    Click & Collect
    A⁣⁣⁣C⁣ ⁣Y⁣⁣O⁣⁣ ⁣⁣⁣⁣⁣⁣⁣⁣B⁣V⁣ ⁣B⁣4⁣ ⁣4⁣⁣5⁣⁣ ⁣
  • KMTronic USB > RS485 > 8 Channel Relay Board (controller) - Image 1 of 1

    KMTronic USB > RS485 > 8 Channel Relay Board (controller)

    Brand new
    £74.40
    £15.60 P&P
    ⁣⁣⁣⁣Y⁣O⁣⁣⁣⁣ ⁣⁣⁣⁣⁣⁣G⁣4⁣⁣⁣⁣ ⁣0⁣E⁣ ⁣⁣⁣⁣1⁣
  • KMTronic USB One Relay Controller, RS232 Serial controlled, BOX, DC cable - Image 1 of 1

    KMTronic USB One Relay Controller, RS232 Serial controlled, BOX, DC cable

    Brand new
    £36.00
    £15.60 P&P
    ⁣⁣⁣⁣9⁣8⁣ ⁣⁣⁣5⁣⁣I⁣ ⁣⁣⁣Q⁣⁣N⁣⁣⁣ ⁣P⁣⁣⁣⁣9⁣⁣⁣
  • Micro USB Power Delay Relay Timer Control Module Trigger Delay Switch 5V- 30V - Image 1 of 2

    Micro USB Power Delay Relay Timer Control Module Trigger Delay Switch 5V- 30V

    Brand new · Unbranded
    £5.11
    Free international postage
    Click & Collect
    X⁣U⁣⁣ ⁣N⁣⁣0⁣ ⁣⁣7⁣S⁣⁣⁣⁣ ⁣⁣2⁣⁣C⁣⁣⁣ ⁣3⁣⁣⁣⁣Q⁣⁣
  • 16 Channel USB Relaying Module for Computer Control Switches Panel 16 Channel - Image 1 of 4

    16 Channel USB Relaying Module for Computer Control Switches Panel 16 Channel

    Brand new · Unbranded
    £9.88
    Free international postage
    ⁣⁣⁣⁣1⁣⁣⁣⁣⁣L⁣ ⁣2⁣D⁣ ⁣⁣⁣⁣⁣⁣T⁣H⁣ ⁣G⁣⁣⁣⁣⁣1⁣
  • KMTronic USB One Relay Controller, RS232 Serial controlled, PCB - Image 1 of 1

    KMTronic USB One Relay Controller, RS232 Serial controlled, PCB

    Brand new
    (1)
    £30.00
    £15.60 P&P
    M⁣⁣9⁣⁣⁣ ⁣0⁣N⁣⁣ ⁣P⁣O⁣⁣ ⁣⁣⁣⁣⁣J⁣V⁣ ⁣C⁣⁣O⁣⁣⁣ ⁣⁣
  • 5V/12V USB Relay 1/2/4/8 Ch Programmable Computer Control Relay For Smart Home M - Image 1 of 4

    5V/12V USB Relay 1/2/4/8 Ch Programmable Computer Control Relay For Smart Home M

    Brand new · Unbranded
    £5.72 to £11.05
    Was: £7.30was - £7.30
    £2.39 P&P
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  • KMTronic USB > RS485 > 40 Channel Relay Board (controller) - Image 1 of 1

    KMTronic USB > RS485 > 40 Channel Relay Board (controller)

    Brand new
    £223.00
    £13.00 P&P
    ⁣⁣4⁣⁣W⁣⁣⁣⁣ ⁣Z⁣⁣G⁣⁣ ⁣9⁣A⁣⁣⁣ ⁣I⁣8⁣ ⁣V⁣⁣⁣4⁣⁣⁣
  • 4/8 Channel Computer USB Control Delay Switch DC 12V Convenient for Automation - Image 1 of 4

    4/8 Channel Computer USB Control Delay Switch DC 12V Convenient for Automation

    Brand new · Unbranded
    £10.31
    Free international postage
    R⁣M⁣ ⁣⁣J⁣⁣S⁣⁣ ⁣Z⁣⁣⁣⁣L⁣⁣⁣⁣⁣ ⁣Y⁣⁣⁣⁣⁣I⁣ ⁣⁣1⁣
  • KMTronic USB 2 Relay Controller, RS232 Serial controlled, BOX, DIN rail - Image 1 of 1

    KMTronic USB 2 Relay Controller, RS232 Serial controlled, BOX, DIN rail

    Brand new
    £49.20
    £15.60 P&P
    ⁣⁣⁣5⁣⁣5⁣⁣ ⁣G⁣⁣L⁣ ⁣⁣⁣T⁣⁣D⁣⁣ ⁣P⁣⁣I⁣⁣ ⁣⁣P⁣C⁣ ⁣
  • PID Temperature Controller Novus N1040-PR USB, SSR+Relay 3YR WARRANTY - UK Stock - Image 1 of 3

    PID Temperature Controller Novus N1040-PR USB, SSR+Relay 3YR WARRANTY - UK Stock

    Brand new
    £74.00
    or Best Offer
    £3.95 P&P
    Est. delivery Thu, Sep 18
    7 watching
    S⁣р⁣2⁣o⁣n⁣s⁣o⁣r⁣O⁣e⁣d⁣⁣ ⁣X⁣⁣⁣⁣S⁣⁣⁣⁣ ⁣I⁣W⁣⁣⁣⁣⁣
  • 1/32 DIN PID Temperature Controller SSR Pulse + Relay, USB (100-240V) New Model! - Image 1 of 3

    1/32 DIN PID Temperature Controller SSR Pulse + Relay, USB (100-240V) New Model!

    Brand new
    £93.00
    or Best Offer
    £3.95 P&P
    Click & Collect
    U⁣S⁣S⁣p⁣ ⁣о⁣4⁣9⁣ ⁣n⁣7⁣N⁣s⁣ ⁣o⁣L⁣r⁣e⁣E⁣d⁣⁣⁣⁣⁣⁣⁣⁣ ⁣
  • Computer USB Smart Switch Controller PC Relay Drive Module Expansion Board - Image 1 of 4

    Computer USB Smart Switch Controller PC Relay Drive Module Expansion Board

    Brand new · Unbranded
    £4.42
    Free international postage
    Est. delivery Thu, Sep 18
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  • MICRO USB 5V 4-Channel Relay Module USB Control Relay Module serial port NEW #F2 - Image 1 of 4

    MICRO USB 5V 4-Channel Relay Module USB Control Relay Module serial port NEW #F2

    Brand new · Unbranded
    £11.50
    or Best Offer
    £6.71 P&P
    Only 1 left.
    S⁣p⁣о⁣O⁣Q⁣ ⁣Q⁣H⁣ ⁣n⁣s⁣o⁣r⁣e⁣d⁣⁣B⁣G⁣⁣ ⁣E⁣⁣⁣D⁣ ⁣L⁣9⁣⁣
  • 5V Micro USB LED Automation Delay Timer Control Switch Relay Module Display UK - Image 1 of 4

    5V Micro USB LED Automation Delay Timer Control Switch Relay Module Display UK

    Brand new · Unbranded
    £2.64
    or Best Offer
    £1.66 P&P
    138 sold
    5⁣⁣9⁣ ⁣U⁣V⁣⁣ ⁣⁣8⁣W⁣ ⁣⁣P⁣⁣⁣U⁣ ⁣J⁣⁣2⁣ ⁣7⁣⁣⁣ ⁣⁣⁣
  • KMTronic USB One Relay Controller, HyperTerminal ASCII commands, PCB - Image 1 of 1

    KMTronic USB One Relay Controller, HyperTerminal ASCII commands, PCB

    Brand new
    £30.00
    £15.60 P&P
    ⁣⁣L⁣F⁣⁣⁣ ⁣⁣6⁣Y⁣⁣⁣ ⁣⁣⁣N⁣⁣V⁣ ⁣⁣7⁣⁣H⁣⁣ ⁣⁣R⁣⁣
  • DC 5V Eight Channel USB Relay Module Board Programmable Computer Controller - Image 1 of 3

    DC 5V Eight Channel USB Relay Module Board Programmable Computer Controller

    Brand new · Unbranded
    £12.16
    Free international postage
    4⁣5⁣⁣⁣⁣ ⁣2⁣⁣X⁣⁣ ⁣⁣N⁣⁣⁣L⁣ ⁣⁣2⁣⁣0⁣⁣ ⁣X⁣F⁣⁣ ⁣⁣
  • KMTronic USB One Relay Controller, RS232 Serial controlled, BOX, DIN rail - Image 1 of 1

    KMTronic USB One Relay Controller, RS232 Serial controlled, BOX, DIN rail

    Brand new
    £36.00
    £15.60 P&P
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  • 1PCS TypeC USB Relay Module USB Intelligent Control Switch Serial Port Relay - Image 1 of 4

    1PCS TypeC USB Relay Module USB Intelligent Control Switch Serial Port Relay

    Brand new · Unbranded
    £3.78
    or Best Offer
    £1.66 P&P
    ⁣⁣⁣S⁣L⁣⁣ ⁣2⁣⁣H⁣⁣ ⁣K⁣B⁣⁣ ⁣T⁣⁣4⁣⁣⁣ ⁣P⁣V⁣⁣ ⁣⁣⁣
  • 5V USB Relay 2 Channel Programmable Computer Control For Smart Home New - Image 1 of 4

    5V USB Relay 2 Channel Programmable Computer Control For Smart Home New

    Brand new · Unbranded
    £5.76
    or Best Offer
    £1.66 P&P
    ⁣O⁣N⁣⁣ ⁣⁣⁣⁣H⁣⁣5⁣⁣ ⁣M⁣⁣⁣R⁣⁣ ⁣R⁣⁣V⁣ ⁣H⁣Y⁣⁣ ⁣⁣
  • 5V USB Relay 2 Channel Programmable Computer Control For Smart Home Control #F23 - Image 1 of 4

    5V USB Relay 2 Channel Programmable Computer Control For Smart Home Control #F23

    Brand new · Unbranded
    £10.48
    or Best Offer
    £6.71 P&P
    S⁣T⁣H⁣ ⁣8⁣A⁣ ⁣p⁣o⁣3⁣n⁣ѕ⁣P⁣o⁣ ⁣4⁣W⁣ ⁣r⁣e⁣7⁣d⁣B⁣ ⁣⁣⁣⁣ ⁣
  • 2 Channel USB Relay Module DC 5V Programmable Computer Control For Smart Home #F - Image 1 of 4

    New listing2 Channel USB Relay Module DC 5V Programmable Computer Control For Smart Home #F

    Brand new · Unbranded
    £9.74
    or Best Offer
    £6.71 P&P
    Z⁣7⁣ ⁣2⁣S⁣S⁣ ⁣p⁣о⁣n⁣s⁣o⁣r⁣e⁣O⁣U⁣d⁣ ⁣B⁣⁣⁣Y⁣⁣⁣⁣⁣⁣⁣
  • 2/4/8 Channel 5V 12V Computer USB Control Delay Switch Drive-free Relay Module - Image 1 of 4

    2/4/8 Channel 5V 12V Computer USB Control Delay Switch Drive-free Relay Module

    Brand new · Unbranded
    £5.50 to £13.18
    £1.79 P&P
    ⁣⁣⁣⁣⁣⁣⁣C⁣⁣⁣⁣C⁣ ⁣K⁣6⁣⁣⁣⁣⁣ ⁣⁣L⁣⁣⁣⁣B⁣⁣ ⁣
  • 1PCS New 5V USB Relay 2 Channel Programmable Computer Control For Smart Home - Image 1 of 2

    1PCS New 5V USB Relay 2 Channel Programmable Computer Control For Smart Home

    Brand new · Unbranded
    £5.74
    £1.66 P&P
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