购买 Arduino Uno Relay Module

赞助
$163.68
$195.00
GF Signet 3-9900.393 Relay Module, 2 Relays For 3-9900-1P Only | Serv-A-Pure
Serv-A-Pure
折扣 16%
$163.68
$195.00
GF Signet 3-9900.393 Relay Module, 2 Relays For 3-9900-1P Only | Serv-A-Pure
Serv-A-Pure
$975.34
8903LO1000V02
AllFuses.com
$975.34
8903LO1000V02
AllFuses.com
$11.29
Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
Amazon.com
196
$11.29
Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
Amazon.com
$4.52
12V 8 Channel Relay Module With Optocoupler Module For Arduino UNO 2560 ARM PIC AVR Module Board
Aliexpress
$4.52
12V 8 Channel Relay Module With Optocoupler Module For Arduino UNO 2560 ARM PIC AVR Module Board
Aliexpress
$59.94
8910DPA32V02
AllFuses.com
$59.94
8910DPA32V02
AllFuses.com
$160.24
8910DPA63V02
AllFuses.com
$160.24
8910DPA63V02
AllFuses.com
$4.54
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
$4.54
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
$3.10
4 Channel 5V Relay Shield Module, Four Way Relay Control Board Expansion Board For Arduino UNO R3
Aliexpress
$3.10
4 Channel 5V Relay Shield Module, Four Way Relay Control Board Expansion Board For Arduino UNO R3
Aliexpress
$0.80
$1.13
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 Channel Relay Module For Arduino Diy
Aliexpress
折扣 29%
$0.80
$1.13
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 Channel Relay Module For Arduino Diy
Aliexpress
$4.99
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
$4.99
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
$0.48
$0.55
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 Way Relay Module For Arduino PLC
AliExpress
折扣 12%
$0.48
$0.55
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 Way Relay Module For Arduino PLC
AliExpress
$0.20
$0.40
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 Way Relay Module For Arduino
Aliexpress
Free shipping
折扣 50%
$0.20
$0.40
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 Way Relay Module For Arduino
Aliexpress
$4.08
$11.65
DC 5V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Optocoupler LM2576
Aliexpress
折扣 64%
$4.08
$11.65
DC 5V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Optocoupler LM2576
Aliexpress
$2.19
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
$2.19
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
$1.18
$2.03
5V/12V/24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC
Aliexpress
折扣 41%
$1.18
$2.03
5V/12V/24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC
Aliexpress
$3.28
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
$3.28
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
$1.37
$2.28
DC 5V 12V Relay Module Board With Optocoupler Relay Output Module For Arduino 1 2 4 8 Way PLC
Aliexpress
折扣 39%
$1.37
$2.28
DC 5V 12V Relay Module Board With Optocoupler Relay Output Module For Arduino 1 2 4 8 Way PLC
Aliexpress
$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
$9.17
$10.30
5V 12V 16 Channel Relay Module With Optocoupler Relay Output 1 2 4 6 8 Way Relay Module For Arduino
Aliexpress
Free shipping
折扣 10%
$9.17
$10.30
5V 12V 16 Channel Relay Module With Optocoupler Relay Output 1 2 4 6 8 Way Relay Module For Arduino
Aliexpress
$17.80
$26.56
For UNO R3 Arduino PLC RS485 Remote IO Diy ADC Collection Relay Module DC 7-30V 6AI-6DI-4DO
Aliexpress
Free shipping
折扣 32%
$17.80
$26.56
For UNO R3 Arduino PLC RS485 Remote IO Diy ADC Collection Relay Module DC 7-30V 6AI-6DI-4DO
Aliexpress
$1.62
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC
Aliexpress
$1.62
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC
Aliexpress
$0.96
12V 1 Way Relay Module For Arduino 1 Channel Relay Module With Optocoupler Relay Output In Stock
Aliexpress
$0.96
12V 1 Way Relay Module For Arduino 1 Channel Relay Module With Optocoupler Relay Output In Stock
Aliexpress
$1.20
$2.03
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 Way Relay Module For Arduino
Aliexpress
折扣 40%
$1.20
$2.03
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 Way Relay Module For Arduino
Aliexpress
$0.57
$1.27
2 Channel Relay Module DC 24V 12V 5V With Optocoupler For PIC AVR DSP ARM Arduino New Function
Aliexpress
Free shipping
折扣 55%
$0.57
$1.27
2 Channel Relay Module DC 24V 12V 5V With Optocoupler For PIC AVR DSP ARM Arduino New Function
Aliexpress
$1.18
$3.49
1 Channel 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low Level
Aliexpress
折扣 66%
$1.18
$3.49
1 Channel 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low Level
Aliexpress
$1.34
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC
Aliexpress
$1.34
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC
Aliexpress
$1.11
$1.92
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC
Aliexpress
折扣 42%
$1.11
$1.92
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC
Aliexpress
$1.51
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC
AliExpress
$1.51
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC
AliExpress
$9.54
$12.89
DC 5V 12V 24V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Optocoupler
Aliexpress
折扣 25%
$9.54
$12.89
DC 5V 12V 24V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Optocoupler
Aliexpress
$1.29
$1.79
1 Channel 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low Level
Aliexpress
折扣 27%
$1.29
$1.79
1 Channel 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low Level
Aliexpress
$0.48
$0.59
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC
AliExpress
折扣 18%
$0.48
$0.59
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC
AliExpress
$1.31
Relay Board 5V 1-Channel Single Relay Module High Level Trigger Compatible For Arduino
Aliexpress
$1.31
Relay Board 5V 1-Channel Single Relay Module High Level Trigger Compatible For Arduino
Aliexpress
$0.74
$0.98
1/2/4 Channel 3V 5V 12V Relay Module Board No Optocoupler Relay Board For Arduino 8051 AVR PIC DSP
AliExpress
折扣 24%
$0.74
$0.98
1/2/4 Channel 3V 5V 12V Relay Module Board No Optocoupler Relay Board For Arduino 8051 AVR PIC DSP
AliExpress
$3.61
$10.62
6 Channel 5V Relay Module With Optocoupler Relay Output 6 Way Relay Module For Arduino
AliExpress
折扣 66%
$3.61
$10.62
6 Channel 5V Relay Module With Optocoupler Relay Output 6 Way Relay Module For Arduino
AliExpress
$16.07
$26.79
16 Channel Relay Shield Module DC 5V 12V With Optocoupler Onboard ESP8266 WIFI Module For Arduino
Aliexpress
Free shipping
折扣 40%
$16.07
$26.79
16 Channel Relay Shield Module DC 5V 12V With Optocoupler Onboard ESP8266 WIFI Module For Arduino
Aliexpress
$7.72
2025 Relay 5V-12V 4 Channel Relay Module W Optocoupler Relay Output For Arduino
eBay.com
Free shipping
$7.72
2025 Relay 5V-12V 4 Channel Relay Module W Optocoupler Relay Output For Arduino
eBay.com

购买 Arduino Uno Relay Module

赞助
$163.68
$195.00
GF Signet 3-9900.393 Relay Module, 2 Relays For 3-9900-1P Only | Serv-A-Pure
Serv-A-Pure
折扣 16%
$163.68
$195.00
GF Signet 3-9900.393 Relay Module, 2 Relays For 3-9900-1P Only | Serv-A-Pure
Serv-A-Pure
$975.34
8903LO1000V02
AllFuses.com
$975.34
8903LO1000V02
AllFuses.com
$11.29
Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
Amazon.com
196
$11.29
Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
Amazon.com
$4.52
12V 8 Channel Relay Module With Optocoupler Module For Arduino UNO 2560 ARM PIC AVR Module Board
Aliexpress
$4.52
12V 8 Channel Relay Module With Optocoupler Module For Arduino UNO 2560 ARM PIC AVR Module Board
Aliexpress
$59.94
8910DPA32V02
AllFuses.com
$59.94
8910DPA32V02
AllFuses.com
$160.24
8910DPA63V02
AllFuses.com
$160.24
8910DPA63V02
AllFuses.com
$4.54
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
$4.54
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
$3.10
4 Channel 5V Relay Shield Module, Four Way Relay Control Board Expansion Board For Arduino UNO R3
Aliexpress
$3.10
4 Channel 5V Relay Shield Module, Four Way Relay Control Board Expansion Board For Arduino UNO R3
Aliexpress
$0.80
$1.13
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 Channel Relay Module For Arduino Diy
Aliexpress
折扣 29%
$0.80
$1.13
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 Channel Relay Module For Arduino Diy
Aliexpress
$4.99
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
$4.99
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
$0.48
$0.55
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 Way Relay Module For Arduino PLC
AliExpress
折扣 12%
$0.48
$0.55
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 Way Relay Module For Arduino PLC
AliExpress
$0.20
$0.40
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 Way Relay Module For Arduino
Aliexpress
Free shipping
折扣 50%
$0.20
$0.40
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 Way Relay Module For Arduino
Aliexpress
$4.08
$11.65
DC 5V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Optocoupler LM2576
Aliexpress
折扣 64%
$4.08
$11.65
DC 5V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Optocoupler LM2576
Aliexpress
$2.19
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
$2.19
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
$1.18
$2.03
5V/12V/24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC
Aliexpress
折扣 41%
$1.18
$2.03
5V/12V/24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC
Aliexpress
$3.28
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
$3.28
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
$1.37
$2.28
DC 5V 12V Relay Module Board With Optocoupler Relay Output Module For Arduino 1 2 4 8 Way PLC
Aliexpress
折扣 39%
$1.37
$2.28
DC 5V 12V Relay Module Board With Optocoupler Relay Output Module For Arduino 1 2 4 8 Way PLC
Aliexpress
$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

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