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    购买 5V Channel Relay Module

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    $11.99
    AEDIKO 10Pcs DC 5V Relay Module 1 Channel Relay Switch Relay Board With Optocoupler Isolation Support High Or Low Level Trigger
    Amazon.com
    241
    $11.99
    AEDIKO 10Pcs DC 5V Relay Module 1 Channel Relay Switch Relay Board With Optocoupler Isolation Support High Or Low Level Trigger
    Amazon.com
    241
    $9.99
    NOYITO 2-Channel 5V Computer USB Control Switch Relay Module Drive-Free Relay Module Plug And Play Suitable For PC Smart Controller
    Amazon.com
    48
    $9.99
    NOYITO 2-Channel 5V Computer USB Control Switch Relay Module Drive-Free Relay Module Plug And Play Suitable For PC Smart Controller
    Amazon.com
    48
    $93.00
    Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
    Automation Direct
    $93.00
    Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
    Automation Direct
    $1.99
    $9.99
    Geekcreit Geekcreit 5V 4 Channel Relay Module For PIC ARM DSP AVR MSP430 Geekcreit For Arduino - Products That Work With Official Arduino Boards
    Banggood
    折扣 80%
    $1.99
    $9.99
    Geekcreit Geekcreit 5V 4 Channel Relay Module For PIC ARM DSP AVR MSP430 Geekcreit For Arduino - Products That Work With Official Arduino Boards
    Banggood
    $1.45
    1/2/4/8 Channel 5V/12V Relay Module With Optocoupler Relay Output 1 2 4 6 Relay Module 8 Channels Low Level Trigger Output X Way For Arduino
    Temu US
    53
    $1.45
    1/2/4/8 Channel 5V/12V Relay Module With Optocoupler Relay Output 1 2 4 6 Relay Module 8 Channels Low Level Trigger Output X Way For Arduino
    Temu US
    53
    $5.99
    2Pcs 4-Channel 5V Relay Module With Optocoupler Compatible With Arduino R3 MEGA 2560 DSP ARM PIC AVR STM32
    Temu US
    3
    $5.99
    2Pcs 4-Channel 5V Relay Module With Optocoupler Compatible With Arduino R3 MEGA 2560 DSP ARM PIC AVR STM32
    Temu US
    3
    $72.00
    Relay/analog Combo Module: 8-pt in, 5-pt out, 1-ch in, 1-ch out (PN# 14742006)
    Automation Direct
    $72.00
    Relay/analog Combo Module: 8-pt in, 5-pt out, 1-ch in, 1-ch out (PN# 14742006)
    Automation Direct
    $72.00
    Relay/analog Combo Module: for WEG CFW300 series AC drives (PN# CFW300-IOAR)
    Automation Direct
    $72.00
    Relay/analog Combo Module: for WEG CFW300 series AC drives (PN# CFW300-IOAR)
    Automation Direct
    $1.34
    $1.42
    1Pc 5V Low Level Trigger Relay Module, Single Channel Relay Expansion Board, Plastic Material For DIY Projects And Automation Control
    Temu US
    10
    $1.34
    $1.42
    1Pc 5V Low Level Trigger Relay Module, Single Channel Relay Expansion Board, Plastic Material For DIY Projects And Automation Control
    Temu US
    10
    $5.84
    3Pcs 2 Channel 5V Relay Module With Optocoupler Low Level Trigger Expansion Board Compatible With R3 MEGA 2560 1280 DSP ARM PIC AVR STM32
    Temu US
    353
    $5.84
    3Pcs 2 Channel 5V Relay Module With Optocoupler Low Level Trigger Expansion Board Compatible With R3 MEGA 2560 1280 DSP ARM PIC AVR STM32
    Temu US
    353
    $4.36
    1/2/4/8 Channel 5V/12V Relay Module With Optocoupler Relay Output 1 2 4 6 Relay Module 8 Channels Low Level Trigger Output X Way For Arduino
    Temu US
    53
    $4.36
    1/2/4/8 Channel 5V/12V Relay Module With Optocoupler Relay Output 1 2 4 6 Relay Module 8 Channels Low Level Trigger Output X Way For Arduino
    Temu US
    53
    $56.00
    Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
    Automation Direct
    $56.00
    Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
    Automation Direct
    $3.25
    $5.99
    1 Channel Relay Module 30A With Optocoupler Isolation 5V Supports High And Low Trigger
    Banggood
    折扣 45%
    $3.25
    $5.99
    1 Channel Relay Module 30A With Optocoupler Isolation 5V Supports High And Low Trigger
    Banggood
    $1.81
    1/2/4/8 Channel 5V/12V Relay Module With Optocoupler Relay Output 1 2 4 6 Relay Module 8 Channels Low Level Trigger Output X Way For Arduino
    Temu US
    53
    $1.81
    1/2/4/8 Channel 5V/12V Relay Module With Optocoupler Relay Output 1 2 4 6 Relay Module 8 Channels Low Level Trigger Output X Way For Arduino
    Temu US
    53
    $1.87
    5V/12V Relay Module With Optical Isolation - Dual Level Trigger, High-Power Output, Fault Design For Industrial Use
    Temu US
    1
    $1.87
    5V/12V Relay Module With Optical Isolation - Dual Level Trigger, High-Power Output, Fault Design For Industrial Use
    Temu US
    1
    $6.41
    1/2/4/6/8 Channel Relay Module, Optocoupler Isolation, 5V/12V/24V, High-Low Level Trigger, Microcontroller Compatible, PCB Mount, Copper Alloy
    Temu US
    $6.41
    1/2/4/6/8 Channel Relay Module, Optocoupler Isolation, 5V/12V/24V, High-Low Level Trigger, Microcontroller Compatible, PCB Mount, Copper Alloy
    Temu US
    $13.23
    $18.35
    8-Channel ESP8266 Relay Module Development Board For Wireless Control - Green PCB Board With 5V/7V Outputs, Smart Home Compatible, No Battery
    Temu US
    折扣 27%
    $13.23
    $18.35
    8-Channel ESP8266 Relay Module Development Board For Wireless Control - Green PCB Board With 5V/7V Outputs, Smart Home Compatible, No Battery
    Temu US
    $4.95
    Hiletgo 2Pcs 5V One Channel Relay Module Relay Switch With Opto Isolation High Low Level Trigger
    buy.swimsuitus.com
    Free shipping
    $4.95
    Hiletgo 2Pcs 5V One Channel Relay Module Relay Switch With Opto Isolation High Low Level Trigger
    buy.swimsuitus.com
    Free shipping