购买 One-Channel DC 5V Relay Module for Arduino

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$8.59
JQC-3FF-S-Z Relay 5V Low Level Trigger One 1 Channel Relay Module Interface Board Shield For PIC AVR DSP ARM MCU Arduino
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$8.59
JQC-3FF-S-Z Relay 5V Low Level Trigger One 1 Channel Relay Module Interface Board Shield For PIC AVR DSP ARM MCU Arduino
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$6.99
2Pcs DC 5V 1-Channel Relay Module Isolated By SMT Optocoupler High And Low Level Trigger Module Triggered By DC 5V
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10
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2Pcs DC 5V 1-Channel Relay Module Isolated By SMT Optocoupler High And Low Level Trigger Module Triggered By DC 5V
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10
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1 Channel Relay Shield Module, 10PCS DC 5V Indicator Light LED Module For Arduino R3 MEGA 2560 1280 ARM PIC AVR STM32 Raspberry Pi MCU DSP Official
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20
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1 Channel Relay Shield Module, 10PCS DC 5V Indicator Light LED Module For Arduino R3 MEGA 2560 1280 ARM PIC AVR STM32 Raspberry Pi MCU DSP Official
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20
$11.39
Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi
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31
$11.39
Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi
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31
$6.88
DC 5V 3 Channel Relay Module Relay Expansion Board With Optocoupler Insulation Compatible 3.3V 5V Signal For Arduino
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$6.88
DC 5V 3 Channel Relay Module Relay Expansion Board With Optocoupler Insulation Compatible 3.3V 5V Signal For Arduino
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$8.65
Solid State Relay Module, 1 Channel DC 5V/12V 2A SSR Module Board With Low Level Trigger(5V)
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6
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Solid State Relay Module, 1 Channel DC 5V/12V 2A SSR Module Board With Low Level Trigger(5V)
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6
$9.99
Hibctr 4 Packs 5V One Channel Relay Module Relay Switch With OPTO Isolation High Low Level Trigger.
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3
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Hibctr 4 Packs 5V One Channel Relay Module Relay Switch With OPTO Isolation High Low Level Trigger.
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3
$29.66
(10Pcs)1 Channel 5V/12V/24V Relay Module With Optocoupler Isolation Support High/Low Level Trigger Development Boards (5, Volts)
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$29.66
(10Pcs)1 Channel 5V/12V/24V Relay Module With Optocoupler Isolation Support High/Low Level Trigger Development Boards (5, Volts)
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Free shipping
$9.50
Single-Channel Relay Module For Raspberry Pi Zero/2B/3B/4B, STM32, ESP32, Arduino - 3.3V/5V Relay Expansion Board With Optocoupler Isolation & LED
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5
$9.50
Single-Channel Relay Module For Raspberry Pi Zero/2B/3B/4B, STM32, ESP32, Arduino - 3.3V/5V Relay Expansion Board With Optocoupler Isolation & LED
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5
$12.99
DIANN 12Pcs DC 5V Relay Module 1 Channel Relay Board With Optocoupler Support High/Low Level Trigger
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4
$12.99
DIANN 12Pcs DC 5V Relay Module 1 Channel Relay Board With Optocoupler Support High/Low Level Trigger
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4
$9.99
4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
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7
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4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
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7
$8.99
Diyables 3Pcs Relay Module For Arduino, ESP32, ESP8266, Raspberry Pi, 1 Channel, 5V, High/Low Level Trigger
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31
$8.99
Diyables 3Pcs Relay Module For Arduino, ESP32, ESP8266, Raspberry Pi, 1 Channel, 5V, High/Low Level Trigger
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31
$5.98
Ferwooh 3PCS DC 5V 2Ma 1 Channel Relay Module Board Shield Extension Board Relay Plate Low Level Trigger AC 250V/10A, DC 30V/10A
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6
$5.98
Ferwooh 3PCS DC 5V 2Ma 1 Channel Relay Module Board Shield Extension Board Relay Plate Low Level Trigger AC 250V/10A, DC 30V/10A
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6
$11.99
AEDIKO 10Pcs DC 5V Relay Module - 1 Channel Relay Switch Board With Optocoupler Isolation, High Or Low Level Trigger
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448
$11.99
AEDIKO 10Pcs DC 5V Relay Module - 1 Channel Relay Switch Board With Optocoupler Isolation, High Or Low Level Trigger
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448
$17.99
Fainwan 2Pcs 8 Channel DC 5V Relay Module With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Rasp-Berry Pi
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4
$17.99
Fainwan 2Pcs 8 Channel DC 5V Relay Module With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Rasp-Berry Pi
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4
$55.58
(10Pcs)4-Channel 5V/12V/24V Relay Module With Optocoupler Isolation Support High/Low Level Trigger Development Boards (12, Volts (DC))
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$55.58
(10Pcs)4-Channel 5V/12V/24V Relay Module With Optocoupler Isolation Support High/Low Level Trigger Development Boards (12, Volts (DC))
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$6.97
JESSINIE 5V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger For Automation Control
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$6.97
JESSINIE 5V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger For Automation Control
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$13.99
AITRIP 2PCS 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger For Arduino
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87
$13.99
AITRIP 2PCS 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger For Arduino
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87
$9.99
Keeyees 5Pcs 1 Channel 5V Relay Module Board Shield KY-019 LED Indicator For Arduino + 3Pcs 20cm 10Pin Female Male Jumper Wires
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85
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Keeyees 5Pcs 1 Channel 5V Relay Module Board Shield KY-019 LED Indicator For Arduino + 3Pcs 20cm 10Pin Female Male Jumper Wires
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85
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NOYITO 6-Channel Relay Module 5V 12V 24V High Low Level Trigger With Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 24V, Blue)
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30
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NOYITO 6-Channel Relay Module 5V 12V 24V High Low Level Trigger With Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 24V, Blue)
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30
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KNACRO 5V 2-Channel Relay Module With Optocoupler Relay Board High And Low Trigger With LED Load 10A DC 30V AC 250V For PLC Automation Control,
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KNACRO 5V 2-Channel Relay Module With Optocoupler Relay Board High And Low Trigger With LED Load 10A DC 30V AC 250V For PLC Automation Control,
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$2.65
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
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$2.65
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
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$9.89
Sunfounder 5V 8 Channel Relay Shield Module For Arduino R3 2560 1280 ARM PIC AVR STM32 Raspberry Pi 3, 2 Model B & B+
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1 千+
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Sunfounder 5V 8 Channel Relay Shield Module For Arduino R3 2560 1280 ARM PIC AVR STM32 Raspberry Pi 3, 2 Model B & B+
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1 千+
$18.99
Cenrykay 5V 1 Channel Relay Module10pcs 5V Relay Module Board Switch Optocoupler Support High And Low Level Trigger For Arduino
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75
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Cenrykay 5V 1 Channel Relay Module10pcs 5V Relay Module Board Switch Optocoupler Support High And Low Level Trigger For Arduino
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75
$12.99
Valefod DC 5V Relay Module 1-Channel Relay Switch With Optocoupler Isolation High/Low Level Trigger, Pack Of 10
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400
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Valefod DC 5V Relay Module 1-Channel Relay Switch With Optocoupler Isolation High/Low Level Trigger, Pack Of 10
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400
$21.29
Relay Module 16 Channel With Optocoupler Power Supply High Level Trigger (5V)
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Relay Module 16 Channel With Optocoupler Power Supply High Level Trigger (5V)
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$5.00
5V 12V 1 Channel IR Remote Control Relay Module Power Switch Self Locking (12V)
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5V 12V 1 Channel IR Remote Control Relay Module Power Switch Self Locking (12V)
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EC Buying 2Pcs XL9535-K1V5 Relay Control Module 1-Channel Expandable Relay Board IIC 5V Communication Optocoupler Isolation
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EC Buying 2Pcs XL9535-K1V5 Relay Control Module 1-Channel Expandable Relay Board IIC 5V Communication Optocoupler Isolation
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$11.39
Hiletgo 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger
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39
$11.39
Hiletgo 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger
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39
$10.97
8 Channel 5V Relay Module With Optocoupler Isolation Support High And Low Level Red Board
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101
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8 Channel 5V Relay Module With Optocoupler Isolation Support High And Low Level Red Board
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101
$12.23
MECCANIXITY Relay Module 6 Channel 5V Low Level Trigger Module Blue Relay Module Board For DSP
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$12.23
MECCANIXITY Relay Module 6 Channel 5V Low Level Trigger Module Blue Relay Module Board For DSP
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Solid State Relay Module 5V 4 Channel High Level Trigger With Fuse Mini DIY Relay For Industrial Electronic (5V 4 Channel)
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Solid State Relay Module 5V 4 Channel High Level Trigger With Fuse Mini DIY Relay For Industrial Electronic (5V 4 Channel)
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DIANN 2Pcs 5V 30A 1-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load For PLC Automation Equipment Control Industrial
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$7.99
DIANN 2Pcs 5V 30A 1-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load For PLC Automation Equipment Control Industrial
Amazon.com
$8.77
$9.97
JESSINIE 5V Relay Module With Optocoupler Isolation, 8 Channel High/Low Level Trigger, Compatible With Arduino Raspberry Pi For DIY Projects
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折扣 12%
$8.77
$9.97
JESSINIE 5V Relay Module With Optocoupler Isolation, 8 Channel High/Low Level Trigger, Compatible With Arduino Raspberry Pi For DIY Projects
Amazon.com
$13.59
DAOKI 5PCS 2 Channel DC 5V Relay Module With Optocoupler Low Level Trigger Expansion Board Compatible With Arduino
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13
$13.59
DAOKI 5PCS 2 Channel DC 5V Relay Module With Optocoupler Low Level Trigger Expansion Board Compatible With Arduino
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13
$24.29
Taidacent LM393 Voltage Comparator Relay Module 1 Channel / 1CH 5V/12V/24V Volt Comparison Board Stable Perfect (12V)
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20
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Taidacent LM393 Voltage Comparator Relay Module 1 Channel / 1CH 5V/12V/24V Volt Comparison Board Stable Perfect (12V)
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20
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购买 One-Channel DC 5V Relay Module for Arduino

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$8.59
JQC-3FF-S-Z Relay 5V Low Level Trigger One 1 Channel Relay Module Interface Board Shield For PIC AVR DSP ARM MCU Arduino
Amazon.com
$8.59
JQC-3FF-S-Z Relay 5V Low Level Trigger One 1 Channel Relay Module Interface Board Shield For PIC AVR DSP ARM MCU Arduino
Amazon.com
$6.99
2Pcs DC 5V 1-Channel Relay Module Isolated By SMT Optocoupler High And Low Level Trigger Module Triggered By DC 5V
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10
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2Pcs DC 5V 1-Channel Relay Module Isolated By SMT Optocoupler High And Low Level Trigger Module Triggered By DC 5V
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10
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1 Channel Relay Shield Module, 10PCS DC 5V Indicator Light LED Module For Arduino R3 MEGA 2560 1280 ARM PIC AVR STM32 Raspberry Pi MCU DSP Official
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20
$10.99
1 Channel Relay Shield Module, 10PCS DC 5V Indicator Light LED Module For Arduino R3 MEGA 2560 1280 ARM PIC AVR STM32 Raspberry Pi MCU DSP Official
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20
$11.39
Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi
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31
$11.39
Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi
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31
$6.88
DC 5V 3 Channel Relay Module Relay Expansion Board With Optocoupler Insulation Compatible 3.3V 5V Signal For Arduino
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$6.88
DC 5V 3 Channel Relay Module Relay Expansion Board With Optocoupler Insulation Compatible 3.3V 5V Signal For Arduino
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$8.65
Solid State Relay Module, 1 Channel DC 5V/12V 2A SSR Module Board With Low Level Trigger(5V)
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6
$8.65
Solid State Relay Module, 1 Channel DC 5V/12V 2A SSR Module Board With Low Level Trigger(5V)
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6
$9.99
Hibctr 4 Packs 5V One Channel Relay Module Relay Switch With OPTO Isolation High Low Level Trigger.
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3
$9.99
Hibctr 4 Packs 5V One Channel Relay Module Relay Switch With OPTO Isolation High Low Level Trigger.
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3
$29.66
(10Pcs)1 Channel 5V/12V/24V Relay Module With Optocoupler Isolation Support High/Low Level Trigger Development Boards (5, Volts)
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Free shipping
$29.66
(10Pcs)1 Channel 5V/12V/24V Relay Module With Optocoupler Isolation Support High/Low Level Trigger Development Boards (5, Volts)
Amazon.com
Free shipping
$9.50
Single-Channel Relay Module For Raspberry Pi Zero/2B/3B/4B, STM32, ESP32, Arduino - 3.3V/5V Relay Expansion Board With Optocoupler Isolation & LED
Amazon.com
5
$9.50
Single-Channel Relay Module For Raspberry Pi Zero/2B/3B/4B, STM32, ESP32, Arduino - 3.3V/5V Relay Expansion Board With Optocoupler Isolation & LED
Amazon.com
5
$12.99
DIANN 12Pcs DC 5V Relay Module 1 Channel Relay Board With Optocoupler Support High/Low Level Trigger
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4
$12.99
DIANN 12Pcs DC 5V Relay Module 1 Channel Relay Board With Optocoupler Support High/Low Level Trigger
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4
$9.99
4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
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7
$9.99
4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
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7
$8.99
Diyables 3Pcs Relay Module For Arduino, ESP32, ESP8266, Raspberry Pi, 1 Channel, 5V, High/Low Level Trigger
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31
$8.99
Diyables 3Pcs Relay Module For Arduino, ESP32, ESP8266, Raspberry Pi, 1 Channel, 5V, High/Low Level Trigger
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31
$5.98
Ferwooh 3PCS DC 5V 2Ma 1 Channel Relay Module Board Shield Extension Board Relay Plate Low Level Trigger AC 250V/10A, DC 30V/10A
Amazon.com
6
$5.98
Ferwooh 3PCS DC 5V 2Ma 1 Channel Relay Module Board Shield Extension Board Relay Plate Low Level Trigger AC 250V/10A, DC 30V/10A
Amazon.com
6
$11.99
AEDIKO 10Pcs DC 5V Relay Module - 1 Channel Relay Switch Board With Optocoupler Isolation, High Or Low Level Trigger
Amazon.com
448
$11.99
AEDIKO 10Pcs DC 5V Relay Module - 1 Channel Relay Switch Board With Optocoupler Isolation, High Or Low Level Trigger
Amazon.com
448
$17.99
Fainwan 2Pcs 8 Channel DC 5V Relay Module With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Rasp-Berry Pi
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4
$17.99
Fainwan 2Pcs 8 Channel DC 5V Relay Module With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Rasp-Berry Pi
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4
$55.58
(10Pcs)4-Channel 5V/12V/24V Relay Module With Optocoupler Isolation Support High/Low Level Trigger Development Boards (12, Volts (DC))
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Free shipping
$55.58
(10Pcs)4-Channel 5V/12V/24V Relay Module With Optocoupler Isolation Support High/Low Level Trigger Development Boards (12, Volts (DC))
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$6.97
JESSINIE 5V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger For Automation Control
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$6.97
JESSINIE 5V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger For Automation Control
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$13.99
AITRIP 2PCS 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger For Arduino
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87
$13.99
AITRIP 2PCS 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger For Arduino
Amazon.com
87