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330 results for "Microcontrollers" in Business & Industrial

10PCS 1 Channel Isolated 5V Relay Module With Optocoupler For Arduino New
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10PCS 1 Channel Isolated 5V Relay Module With Optocoupler For Arduino

USD $12.20

Seller: 99.8% positive

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2PCS 2-Channel Two Relay Module 5V With optocoupler for Arduino PIC ARM DSP AVR New
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2PCS 2-Channel Two Relay Module 5V With optocoupler for Arduino PIC ARM DSP AVR

USD $4.54

Seller: 99.6% positive

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5PCS One 1-Channel Isolated 5V Relay Module Coupling Optocoupler For Arduino NEW New
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5PCS One 1-Channel Isolated 5V Relay Module Coupling Optocoupler For Arduino NEW

USD $4.06

Seller: 99.9% positive

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5V 1/2/4/6/8 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVR New
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5V 1/2/4/6/8 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVR

USD $2.54

Seller: 99.8% positive

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5-12V Relay Board Module Optocoupler LED for Arduino PiC ARM 1/2/4/6/8 Channel New
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5-12V Relay Board Module Optocoupler LED for Arduino PiC ARM 1/2/4/6/8 Channel

USD $1.62

Seller: 100.0% positive

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5PCS 5V One 1 Channel Isolated 5V Relay Module With Optocoupler For Arduino New
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5PCS 5V One 1 Channel Isolated 5V Relay Module With Optocoupler For Arduino

USD $5.27

Seller: 99.6% positive

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8-Channel 5V Relay Shield Module Board Optocoupler module Arduino ARM PIC AVR New
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8-Channel 5V Relay Shield Module Board Optocoupler module Arduino ARM PIC AVR

USD $6.99

Seller: 99.8% positive

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LCUS-2 Type 2 Way USB Relay Module USB Intelligent Control Computer Serial4973 New
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LCUS-2 Type 2 Way USB Relay Module USB Intelligent Control Computer Serial4973

USD $8.89

Seller: 99.9% positive

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1/2/4/6/8/16 Channel 5V Relay Board Module Optocoupler LED For Arduino ARM PIC New
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1/2/4/6/8/16 Channel 5V Relay Board Module Optocoupler LED For Arduino ARM PIC

USD $17.38

Seller: 99.7% positive

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2/8 CH Channel 5V Relay Module With Optocoupler Fit For Arduino PIC AVR DSP ARM New
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2/8 CH Channel 5V Relay Module With Optocoupler Fit For Arduino PIC AVR DSP ARM

USD $4.74

Seller: 99.8% positive

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DC5V 12V 4/8Channels Relay Board High level trigger with Optocoupler Isolation New
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DC5V 12V 4/8Channels Relay Board High level trigger with Optocoupler Isolation

USD $7.69

Seller: 99.6% positive

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12V 1/2/4/8/16 Channel Relay Module With optocoupler For PIC AVR DSP Arduino New
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12V 1/2/4/8/16 Channel Relay Module With optocoupler For PIC AVR DSP Arduino

USD $11.87

Seller: 99.9% positive

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1/2/5/10 PCS 5V 1 Channel Isolated Relay Module Coupling For Arduino Optocoupler New
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1/2/5/10 PCS 5V 1 Channel Isolated Relay Module Coupling For Arduino Optocoupler

USD $4.10

Seller: 99.5% positive

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5PCS One 1-Channel Isolated 5V Relay Module Coupling Optocoupler For Arduino NEW New
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5PCS One 1-Channel Isolated 5V Relay Module Coupling Optocoupler For Arduino NEW

USD $4.06

Seller: 99.9% positive

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1PCS 1 Channel 5V Relay Module with optocoupler for Arduino PIC DSP AVR New
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1PCS 1 Channel 5V Relay Module with optocoupler for Arduino PIC DSP AVR

USD $1.98

Seller: 99.9% positive

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High-Performance 4 Channel 5V Relay Module with Jumper Settings for Easy Control New
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High-Performance 4 Channel 5V Relay Module with Jumper Settings for Easy Control

USD $19.99

Seller: 99.3% positive

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10PCS 5V 2 Channel Relay Module With optocoupler For PIC AVR ARM For Arduino DIY New
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10PCS 5V 2 Channel Relay Module With optocoupler For PIC AVR ARM For Arduino DIY

USD $25.39

Seller: 99.8% positive

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1PCS new 1 Channel 5V Relay Module with optocoupler for Arduino PIC DSP AVR New
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1PCS new 1 Channel 5V Relay Module with optocoupler for Arduino PIC DSP AVR

USD $1.99

Seller: 99.9% positive

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5V/12V/24V 2 Channel For PIC AVR DSP ARM Arduino Relay Module With Optocoupler New
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5V/12V/24V 2 Channel For PIC AVR DSP ARM Arduino Relay Module With Optocoupler

USD $1.85

Seller: 99.7% positive

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5V Eight 2/8 Channel Relay With Optocoupler Module For Arduino PIC AVR DSP ARM New
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5V Eight 2/8 Channel Relay With Optocoupler Module For Arduino PIC AVR DSP ARM

USD $2.58

Seller: 99.6% positive

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2PCS Two Channel Relay Module 5V 2 CH W/ Optocoupler for PIC AVR DSP ARM Arduino New
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2PCS Two Channel Relay Module 5V 2 CH W/ Optocoupler for PIC AVR DSP ARM Arduino

USD $3.02

Seller: 99.6% positive

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2-Channel 5V Relay Module for Arduino & Raspberry Pi - Optocoupler & Low Trigger New
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2-Channel 5V Relay Module for Arduino & Raspberry Pi - Optocoupler & Low Trigger

USD $13.95

Seller: 98.8% positive

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1PCS 1 Channel 5V Relay Module with optocoupler for Arduino PIC DSP AVR NEW New
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1PCS 1 Channel 5V Relay Module with optocoupler for Arduino PIC DSP AVR NEW

USD $1.96

Seller: 100.0% positive

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5pcs 12V one 1 Channel Relay Module With optocoupler For PIC AVR DSP ARM Arduino New
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5pcs 12V one 1 Channel Relay Module With optocoupler For PIC AVR DSP ARM Arduino

USD $4.53

Seller: 99.6% positive

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5V/12V Relay Board Module Optocoupler LED for Arduino PiC ARM 1/2/4/6/8 Channel New
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5V/12V Relay Board Module Optocoupler LED for Arduino PiC ARM 1/2/4/6/8 Channel

USD $1.71

Seller: 99.9% positive

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12V 1/2/4/8/16 Channel Relay Module With optocoupler For PIC AVR ARM Arduino New
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12V 1/2/4/8/16 Channel Relay Module With optocoupler For PIC AVR ARM Arduino

USD $18.84

Seller: 99.7% positive

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ESP32-S3-RS485-CAN 1CH WiFi Bluetooth Relay Industrial Control Board RS485 CAN New
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ESP32-S3-RS485-CAN 1CH WiFi Bluetooth Relay Industrial Control Board RS485 CAN

USD $27.73

Seller: 99.8% positive

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5V 1/2/4/6/8 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVR New
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5V 1/2/4/6/8 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVR

USD $1.59

Seller: 99.4% positive

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2PCS One 1 Channel Isolated 5V Relay Module With Optocoupler For Arduino New
Relay Accessories

2PCS One 1 Channel Isolated 5V Relay Module With Optocoupler For Arduino

USD $2.89

Seller: 99.8% positive

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5PCS One 1-Channel Isolated 5V Relay Module Coupling Optocoupler For Arduino New
Relay Accessories

5PCS One 1-Channel Isolated 5V Relay Module Coupling Optocoupler For Arduino

USD $4.07

Seller: 99.9% positive

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5V 1 Channel Relay Board Module Optocoupler LED For Arduino PIC ARM AVR.USHH New
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5V 1 Channel Relay Board Module Optocoupler LED For Arduino PIC ARM AVR.USHH

USD $6.53

Seller: 98.5% positive

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ESP32-S3-RS485-CAN 1CH WiFi Bluetooth Relay Industrial Control Board RS485 CAN New
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ESP32-S3-RS485-CAN 1CH WiFi Bluetooth Relay Industrial Control Board RS485 CAN

USD $25.99

Seller: 99.7% positive

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1/2/5/10 2-Channel 5V Relay Module With optocoupler For PIC AVR DSP ARM Arduino New
Relay Accessories

1/2/5/10 2-Channel 5V Relay Module With optocoupler For PIC AVR DSP ARM Arduino

USD $15.82

Seller: 99.6% positive

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1/2/4//8/16 CH 5V Relay Board Module Optocoupler LED for Arduino PiC ARM AVR- New
Relay Accessories

1/2/4//8/16 CH 5V Relay Board Module Optocoupler LED for Arduino PiC ARM AVR-

USD $3.21

Seller: 99.9% positive

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ESP32-S3-RS485-CAN 1CH WiFi Bluetooth Relay Industrial Control Board RS485 CAN New
Relay Accessories

ESP32-S3-RS485-CAN 1CH WiFi Bluetooth Relay Industrial Control Board RS485 CAN

USD $24.42

Seller: 99.6% positive

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2PCS One 1 Channel Isolated 5V Relay Module Coupling For Arduino optocouple​r New
Relay Accessories

2PCS One 1 Channel Isolated 5V Relay Module Coupling For Arduino optocouple​r

USD $1.85

Seller: 99.8% positive

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5V 1/2/4/6/8 Channel Relay Module Optocoupler LED For Arduino DIY ARM AVR New
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5V 1/2/4/6/8 Channel Relay Module Optocoupler LED For Arduino DIY ARM AVR

USD $15.44

Seller: 99.7% positive

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10PCS One 1 Channel Isolated Relay Module 5V With Optocoupler For Arduino New
Relay Accessories

10PCS One 1 Channel Isolated Relay Module 5V With Optocoupler For Arduino

USD $16.06

Seller: 99.6% positive

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1/2/5/10PCS One 1 Channel Isolated 5V Relay Module With Optocoupler For Arduino New
Relay Accessories

1/2/5/10PCS One 1 Channel Isolated 5V Relay Module With Optocoupler For Arduino

USD $3.08

Seller: 99.6% positive

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1-10PCS 12V 2 Channel Relay Module w/ Optocoupler For Arduino PIC AVR DSP ARM New
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1-10PCS 12V 2 Channel Relay Module w/ Optocoupler For Arduino PIC AVR DSP ARM

USD $2.47

Seller: 99.7% positive

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2/5PC 5V Two 2 Channel Relay Module With optocoupler For PIC AVR DSP ARM Arduino New
Relay Accessories

2/5PC 5V Two 2 Channel Relay Module With optocoupler For PIC AVR DSP ARM Arduino

USD $3.55

Seller: 99.6% positive

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5V/12V Relay Board Module Optocoupler LED for Arduino PiC ARM 1/2/4/6/8 Channel New
Relay Accessories

5V/12V Relay Board Module Optocoupler LED for Arduino PiC ARM 1/2/4/6/8 Channel

USD $9.85

Seller: 100.0% positive

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Relay Module 5V for Arduino ARM PIC AVR MCU New
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Relay Module 5V for Arduino ARM PIC AVR MCU

USD $11.93

Seller: 99.6% positive

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1 Channel DC 5V Relay Switch Module for Arduino Raspberry Pi ARM AVR New
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1 Channel DC 5V Relay Switch Module for Arduino Raspberry Pi ARM AVR

USD $7.49

Seller: 99.5% positive

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5V 1/2/4/6/8 Channel Relay Module Board Optocoupler LED for PiC ARM AVR New
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5V 1/2/4/6/8 Channel Relay Module Board Optocoupler LED for PiC ARM AVR

USD $5.19

Seller: 99.8% positive

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5V One 1 Channel Relay Module Board Shield For PIC AVR DSP MCU Arduino New
Relay Accessories

5V One 1 Channel Relay Module Board Shield For PIC AVR DSP MCU Arduino

USD $0.99

Seller: 99.9% positive

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Relay Module 4 Channel 12V High Low Level Trigger Module Red Relay Module Board New
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Relay Module 4 Channel 12V High Low Level Trigger Module Red Relay Module Board

USD $12.19

Seller: 99.4% positive

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DC 5V Relay Module 4pcs with Optocoupler Isolation for Arduino Raspberry Pi New
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DC 5V Relay Module 4pcs with Optocoupler Isolation for Arduino Raspberry Pi

USD $13.95

Seller: 99.4% positive

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