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342 results for "Microcontrollers" in Business & Industrial

4 Channel 12V Relay Module with Optocoupler High Low Trigger Expansion Board New
Relay Accessories

4 Channel 12V Relay Module with Optocoupler High Low Trigger Expansion Board

USD $20.97

Seller: 99.8% 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 $13.25

Seller: 99.4% positive

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

USD $11.31

Seller: 100.0% positive

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ESP32-S3-RS485-CAN Industrial Control Board WiFi Bluetooth Dual Core 240MHz CAN New
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ESP32-S3-RS485-CAN Industrial Control Board WiFi Bluetooth Dual Core 240MHz CAN

USD $21.15

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 $1.23

Seller: 99.6% positive

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

USD $1.87

Seller: 99.9% positive

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12V 8Channel Relay Module with Optocoupler for Arduino UNO 2560 1280 PIC AVR New
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12V 8Channel Relay Module with Optocoupler for Arduino UNO 2560 1280 PIC AVR

USD $5.37

Seller: 99.9% positive

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12V 8Channel Relay Module with Optocoupler New
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12V 8Channel Relay Module with Optocoupler

USD $5.53

Seller: 99.9% positive

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

USD $5.14

Seller: 99.6% positive

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4-Channel 5V Relay Module for Arduino & Raspberry Pi - Smart Control Solution New
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4-Channel 5V Relay Module for Arduino & Raspberry Pi - Smart Control Solution

USD $8.99

Seller: 96.6% positive

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Optocoupler Relay Module 5V/12V 1 Channel for Raspberry Pi Arduino New
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Optocoupler Relay Module 5V/12V 1 Channel for Raspberry Pi Arduino

USD $9.85

Seller: 100.0% positive

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5PCS 5V Two 2 Channel Relay Module With optocoupler For PIC AVR DSP Arduino New
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5PCS 5V Two 2 Channel Relay Module With optocoupler For PIC AVR DSP Arduino

USD $6.55

Seller: 99.9% positive

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

USD $7.39

Seller: 99.8% positive

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16-channel 5V Relay Module Control Board With Optocoupler Protection For Microco New
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16-channel 5V Relay Module Control Board With Optocoupler Protection For Microco

USD $20.86

Seller: 100.0% positive

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6-Channel WiFi Relay Module, ESP32-S3, Bluetooth/RS485 Control, Onboard Interfac New
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6-Channel WiFi Relay Module, ESP32-S3, Bluetooth/RS485 Control, Onboard Interfac

USD $80.74

Seller: 94.1% positive

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SainSmart 4-Channel Relay Module New
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SainSmart 4-Channel Relay Module

USD $14.69

Seller: 99.0% positive

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5V12V Relay Board Module Optocoupler LED for Arduino PiC ARM 1/2/4/6/8 Channel . New
Relay Accessories

5V12V 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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5PCS Two 2 Channel Relay Module 5V With optocoupler For PIC AVR DSP ARM Arduino New
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5PCS Two 2 Channel Relay Module 5V With optocoupler For PIC AVR DSP ARM Arduino

USD $6.55

Seller: 100.0% 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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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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5V 2 Channel Relay Module With optocoupler For PIC AVR ARM Arduino dDIY New
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5V 2 Channel Relay Module With optocoupler For PIC AVR ARM Arduino dDIY

USD $4.15

Seller: 99.8% positive

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10PCS One 1 Channel Isolated 5V Relay Module Coupling For Arduino optocoupler New
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10PCS One 1 Channel Isolated 5V Relay Module Coupling For Arduino optocoupler

USD $10.88

Seller: 99.9% positive

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5pcs 5V Two 2 Channel Relay Module With optocoupler For PIC AVR DSP Arduino New
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5pcs 5V Two 2 Channel Relay Module With optocoupler For PIC AVR DSP Arduino

USD $6.55

Seller: 99.9% 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 $5.80

Seller: 99.5% 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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10PCS One 1 Channel Isolated 5V Relay Module Coupling For Arduino Z3 New
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10PCS One 1 Channel Isolated 5V Relay Module Coupling For Arduino Z3

USD $10.88

Seller: 99.9% positive

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8PCS 5v Relay Module 1 Channel Relay Board for Raspberry Pi with Opto-Isolate... New
Relay Accessories

8PCS 5v Relay Module 1 Channel Relay Board for Raspberry Pi with Opto-Isolate...

USD $19.94

Seller: 99.6% positive

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

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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Relay Board, 8 Channel 1 SPDT DIN Rail Mount 24V DC/AC Relay, Interface Board New
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Relay Board, 8 Channel 1 SPDT DIN Rail Mount 24V DC/AC Relay, Interface Board

USD $42.99

Seller: 99.7% positive

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HiLetgo 4 Channel 24V Relay Module OPTO Isolated High Low Level Trigger PLC New
Relay Accessories

HiLetgo 4 Channel 24V Relay Module OPTO Isolated High Low Level Trigger PLC

USD $17.99

Seller: 96.2% positive

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ESP32-S3-RS485-CAN Wifi BT Relay Industrial Control Board RS485 CAN Communicator New
Relay Accessories

ESP32-S3-RS485-CAN Wifi BT Relay Industrial Control Board RS485 CAN Communicator

USD $24.12

Seller: 99.7% positive

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DC 5V Relay Module 1-Channel Relay Switch with Optocoupler Isolation High/Low... New
Relay Accessories

DC 5V Relay Module 1-Channel Relay Switch with Optocoupler Isolation High/Low...

USD $23.99

Seller: 99.9% positive

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

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

USD $12.25

Seller: 99.7% positive

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

USD $1.58

Seller: 99.8% positive

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5V Eight 8 Channel Relay Module With optocoupler For PIC AVR DSP Arduino DIY New
Relay Accessories

5V Eight 8 Channel Relay Module With optocoupler For PIC AVR DSP Arduino DIY

USD $4.77

Seller: 100.0% positive

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

USD $1.48

Seller: 99.7% positive

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

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

USD $14.38

Seller: 99.8% positive

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2PCS 12V One 1 Channel Relay Module Optocouple Board Shield For PIC AVR Arduino New
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2PCS 12V One 1 Channel Relay Module Optocouple Board Shield For PIC AVR Arduino

USD $2.31

Seller: 99.8% positive

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4 Channel USB To 340 Module Type C Interface Serial Control Relay Module Op ZRSI New
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4 Channel USB To 340 Module Type C Interface Serial Control Relay Module Op ZRSI

USD $28.21

Seller: 99.5% 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 $26.50

Seller: 99.6% positive

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

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

USD $14.15

Seller: 99.6% positive

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

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

USD $5.93

Seller: 99.6% positive

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10x NEW 1 Channel 12V Relay Module with optocoupler for Arduino PIC DSP AVR New
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10x NEW 1 Channel 12V Relay Module with optocoupler for Arduino PIC DSP AVR

USD $8.96

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

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

USD $14.66

Seller: 99.6% positive

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5V 4/8/16 Channel Relay Board Module Optocoupler LED for Arduino ARM AVR New
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5V 4/8/16 Channel Relay Board Module Optocoupler LED for Arduino ARM AVR

USD $17.37

Seller: 99.8% positive

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16 Channel I2C Relay Module for Arduino, Raspberry Pi, ESP32 - 10A, LED Indicato New
Relay Accessories

16 Channel I2C Relay Module for Arduino, Raspberry Pi, ESP32 - 10A, LED Indicato

USD $94.99

Seller: 100.0% 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 $23.48

Seller: 99.7% positive

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