购买 5V 4 Channel Relay Module

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$9.99
4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
Amazon.com
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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
Amazon.com
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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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NOYITO 4-Channel 5V Computer USB Control Switch Relay Module Drive-Free Relay Module Plug And Play Suitable For PC Smart Controller
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30
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NOYITO 4-Channel 5V Computer USB Control Switch Relay Module Drive-Free Relay Module Plug And Play Suitable For PC Smart Controller
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KNACRO 4-Channel DC 5V Relay Module High-Low Level Triggering Optocoupler Isolation Load 30A DC 30V AC 250V For PLC Automation Control, Industrial
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KNACRO 4-Channel DC 5V Relay Module High-Low Level Triggering Optocoupler Isolation Load 30A DC 30V AC 250V For PLC Automation Control, Industrial
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$54.12
(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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(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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Hibctr 4 Packs 5V One Channel Relay Module Relay Switch With OPTO Isolation High Low Level Trigger.
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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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Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
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138
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Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
Amazon.com
138
$19.99
Development Board Relay Module, 7-28/5V DC Power Supply ESP-12F Wifi 4 Channel ESP8266 30A Relay Development Module For Home Smart Control
Amazon.com
$19.99
Development Board Relay Module, 7-28/5V DC Power Supply ESP-12F Wifi 4 Channel ESP8266 30A Relay Development Module For Home Smart Control
Amazon.com
$12.50
MECCANIXITY Relay Module 6 Channel 5V Low Level Trigger Module Blue Relay Module Board For DSP
Amazon.com
$12.50
MECCANIXITY Relay Module 6 Channel 5V Low Level Trigger Module Blue Relay Module Board For DSP
Amazon.com
$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
4
$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
4
$8.99
Diyables 3Pcs Relay Module For Arduino, ESP32, ESP8266, Raspberry Pi, 1 Channel, 5V, High/Low Level Trigger
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9
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Diyables 3Pcs Relay Module For Arduino, ESP32, ESP8266, Raspberry Pi, 1 Channel, 5V, High/Low Level Trigger
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4 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board(2PCS) (4 Channel 12V Relay, 4 Channel 12V Relay)
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71
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4 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board(2PCS) (4 Channel 12V Relay, 4 Channel 12V Relay)
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71
$16.55
4 Channel Relay Module DC 12V 30A Relay Module With Optocoupler Isolation
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$16.55
4 Channel Relay Module DC 12V 30A Relay Module With Optocoupler Isolation
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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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20
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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)
Amazon.com
20
$3.99
$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
USA.Banggood
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$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
USA.Banggood
$12.87
12V 4 Channel USB Relay Module Programmable Computer Control Switch For Smart Home PC Intelligent Control
Amazon.com
$12.87
12V 4 Channel USB Relay Module Programmable Computer Control Switch For Smart Home PC Intelligent Control
Amazon.com
$40.55
$53.77
DIN Rail Mount AC/DC 5V 12V 24V SPST-NO 5Amp Power Relay Module (AC/DC 5V, 4 Channels) Pack Of 2
shedfriends
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$40.55
$53.77
DIN Rail Mount AC/DC 5V 12V 24V SPST-NO 5Amp Power Relay Module (AC/DC 5V, 4 Channels) Pack Of 2
shedfriends
$24.99
Zigbee 4CH DC7-32V USB 5V Relay Smart Switch Module,Wireless APP Remote Control With Inching/Self-Lock/Interlock Modle,Works With Tuya Zigbee Gateway,
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11
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Zigbee 4CH DC7-32V USB 5V Relay Smart Switch Module,Wireless APP Remote Control With Inching/Self-Lock/Interlock Modle,Works With Tuya Zigbee Gateway,
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11
$18.99
5Pcs 5V 4 Channel Relay Module Compatible With Arduino And ARM Boards
Evalm
$18.99
5Pcs 5V 4 Channel Relay Module Compatible With Arduino And ARM Boards
Evalm
$23.99
Optocoupler Isolated 4-Channel Relay Module, High/Low Trigger Support, 5V-24V 5V
Digitalzakka
$23.99
Optocoupler Isolated 4-Channel Relay Module, High/Low Trigger Support, 5V-24V 5V
Digitalzakka
$8.77
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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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JESSINIE 5V Relay Module With Optocoupler Isolation, 8 Channel High/Low Level Trigger, Compatible With Arduino Raspberry Pi For DIY Projects
Amazon.com
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5V 4 Channel Relay Module For Arduino Compatible With PIC ARM DSP AVR MSP430 - 2 Pack
Evalm
$6.00
5V 4 Channel Relay Module For Arduino Compatible With PIC ARM DSP AVR MSP430 - 2 Pack
Evalm
$11.99
4 Channel Relay Module - Progressive Automations
Progressive Automations
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4 Channel Relay Module - Progressive Automations
Progressive Automations
$6.88
DC 5V 3 Channel Relay Module Relay Expansion Board With Optocoupler Insulation Compatible 3.3V 5V Signal For Arduino
Amazon.com
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DC 5V 3 Channel Relay Module Relay Expansion Board With Optocoupler Insulation Compatible 3.3V 5V Signal For Arduino
Amazon.com
$23.99
Optocoupler Isolated 4-Channel Relay Module, High/Low Trigger Support, 5V-24V 12V
Digitalzakka
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Optocoupler Isolated 4-Channel Relay Module, High/Low Trigger Support, 5V-24V 12V
Digitalzakka
$11.39
Hiletgo 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger
Amazon.com
29
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Hiletgo 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger
Amazon.com
29
$23.99
Optocoupler Isolated 4-Channel Relay Module, High/Low Trigger Support, 5V-24V 24V
Digitalzakka
$23.99
Optocoupler Isolated 4-Channel Relay Module, High/Low Trigger Support, 5V-24V 24V
Digitalzakka
$10.97
8 Channel 5V Relay Module With Optocoupler Isolation Support High And Low Level Red Board
Amazon.com
105
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8 Channel 5V Relay Module With Optocoupler Isolation Support High And Low Level Red Board
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105
$9.00
4 Channel Relay Module Switch Module ESP-8266 (12V)
Amazon.com
$9.00
4 Channel Relay Module Switch Module ESP-8266 (12V)
Amazon.com
$2.65
4 Channel 5V Relay Module 1Pack 5V Relay Board With Optocoupler Support High/Low Level Trigger For Relays
Alibaba B2B
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4 Channel 5V Relay Module 1Pack 5V Relay Board With Optocoupler Support High/Low Level Trigger For Relays
Alibaba B2B
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$15.59
Chazcool ESP Relay, 2 Channel 5V Relay Module, 4m Byte Flash Large Capacity Programmable Relay Board For Secondary Development Learning
Amazon.com
$15.59
Chazcool ESP Relay, 2 Channel 5V Relay Module, 4m Byte Flash Large Capacity Programmable Relay Board For Secondary Development Learning
Amazon.com
$30.99
2Pcs 4-Channel 5V Relay Module With Optocoupler Isolation Fast
eBay
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2Pcs 4-Channel 5V Relay Module With Optocoupler Isolation Fast
eBay
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$1.63
YIXINTAI Module 4 Channel 5V Relay Shield Module Four Channel Relay Control Board Relay Expansion Board
Alibaba B2B
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$1.63
YIXINTAI Module 4 Channel 5V Relay Shield Module Four Channel Relay Control Board Relay Expansion Board
Alibaba B2B
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$0.87
FYX Stock 5V 4Way 4 Channel Relay Board 5V Relay Module With Optocoupler 4 Way For ARD Relay
Alibaba B2B
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$0.87
FYX Stock 5V 4Way 4 Channel Relay Board 5V Relay Module With Optocoupler 4 Way For ARD Relay
Alibaba B2B
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$18.99
Newgoal 4-Channel Wifi Smart Switch Relay Module, TUYA/Smart Life App For Smart Home Remote Control, Momentary Time Adjustable, Compatible With Alexa/
Amazon.com
414
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Newgoal 4-Channel Wifi Smart Switch Relay Module, TUYA/Smart Life App For Smart Home Remote Control, Momentary Time Adjustable, Compatible With Alexa/
Amazon.com
414
$27.36
4Pack 4 Channel Dc 5V Relay Module With Optocoupler Relay Board For
eBay
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4Pack 4 Channel Dc 5V Relay Module With Optocoupler Relay Board For
eBay
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How to Set Up a 5V Relay on the Arduino
How to Set Up a 5V Relay on the Arduino
2015年11月28日
circuitbasics.com
ELEGOO DC 5V Relay Module Datasheet
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2020年10月20日
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Keyestudio 4 channel 5V Relay Shield module for Arduino UNO R3
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购买 5V 4 Channel Relay Module

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$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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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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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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NOYITO 4-Channel 5V Computer USB Control Switch Relay Module Drive-Free Relay Module Plug And Play Suitable For PC Smart Controller
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30
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NOYITO 4-Channel 5V Computer USB Control Switch Relay Module Drive-Free Relay Module Plug And Play Suitable For PC Smart Controller
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KNACRO 4-Channel DC 5V Relay Module High-Low Level Triggering Optocoupler Isolation Load 30A DC 30V AC 250V For PLC Automation Control, Industrial
Amazon.com
$18.99
KNACRO 4-Channel DC 5V Relay Module High-Low Level Triggering Optocoupler Isolation Load 30A DC 30V AC 250V For PLC Automation Control, Industrial
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(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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(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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Hibctr 4 Packs 5V One Channel Relay Module Relay Switch With OPTO Isolation High Low Level Trigger.
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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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Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
Amazon.com
138
$15.99
Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
Amazon.com
138
$19.99
Development Board Relay Module, 7-28/5V DC Power Supply ESP-12F Wifi 4 Channel ESP8266 30A Relay Development Module For Home Smart Control
Amazon.com
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Development Board Relay Module, 7-28/5V DC Power Supply ESP-12F Wifi 4 Channel ESP8266 30A Relay Development Module For Home Smart Control
Amazon.com
$12.50
MECCANIXITY Relay Module 6 Channel 5V Low Level Trigger Module Blue Relay Module Board For DSP
Amazon.com
$12.50
MECCANIXITY Relay Module 6 Channel 5V Low Level Trigger Module Blue Relay Module Board For DSP
Amazon.com
$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
4
$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
4
$8.99
Diyables 3Pcs Relay Module For Arduino, ESP32, ESP8266, Raspberry Pi, 1 Channel, 5V, High/Low Level Trigger
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9
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Diyables 3Pcs Relay Module For Arduino, ESP32, ESP8266, Raspberry Pi, 1 Channel, 5V, High/Low Level Trigger
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9
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4 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board(2PCS) (4 Channel 12V Relay, 4 Channel 12V Relay)
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71
$16.99
4 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board(2PCS) (4 Channel 12V Relay, 4 Channel 12V Relay)
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71
$16.55
4 Channel Relay Module DC 12V 30A Relay Module With Optocoupler Isolation
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$16.55
4 Channel Relay Module DC 12V 30A Relay Module With Optocoupler Isolation
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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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20
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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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20
$3.99
$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
USA.Banggood
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$3.99
$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
USA.Banggood
$12.87
12V 4 Channel USB Relay Module Programmable Computer Control Switch For Smart Home PC Intelligent Control
Amazon.com
$12.87
12V 4 Channel USB Relay Module Programmable Computer Control Switch For Smart Home PC Intelligent Control
Amazon.com
$40.55
$53.77
DIN Rail Mount AC/DC 5V 12V 24V SPST-NO 5Amp Power Relay Module (AC/DC 5V, 4 Channels) Pack Of 2
shedfriends
折扣 24%
$40.55
$53.77
DIN Rail Mount AC/DC 5V 12V 24V SPST-NO 5Amp Power Relay Module (AC/DC 5V, 4 Channels) Pack Of 2
shedfriends
$24.99
Zigbee 4CH DC7-32V USB 5V Relay Smart Switch Module,Wireless APP Remote Control With Inching/Self-Lock/Interlock Modle,Works With Tuya Zigbee Gateway,
Amazon.com
11
$24.99
Zigbee 4CH DC7-32V USB 5V Relay Smart Switch Module,Wireless APP Remote Control With Inching/Self-Lock/Interlock Modle,Works With Tuya Zigbee Gateway,
Amazon.com
11