Shop Arduino Opta Expansion Module

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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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$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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$11.99
Geekstory 5PCS 2 Channel 5V Relay Module 10A With Optocoupler Low Level Trigger Expansion Board For Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR DSP
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Geekstory 5PCS 2 Channel 5V Relay Module 10A With Optocoupler Low Level Trigger Expansion Board For Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR DSP
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$5.83
2 Channel Relay Module With Optocoupler High Low Level Expansion Board Fault-Tolerant Design Module(5V),Module
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2 Channel Relay Module With Optocoupler High Low Level Expansion Board Fault-Tolerant Design Module(5V),Module
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Expansion Board TLP281 4-Channel 4 CH Opto-Isolator IC Module For Expansion Board High And Low Level Optocoupler Isolation
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Expansion Board TLP281 4-Channel 4 CH Opto-Isolator IC Module For Expansion Board High And Low Level Optocoupler Isolation
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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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75
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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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75
$228.70
Arduino AFX00007 Opta Ext A0602
DigiKey
1
$228.70
Arduino AFX00007 Opta Ext A0602
DigiKey
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ANMBEST 5PCS 2 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board For Raspberry Pi Arduino
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321
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ANMBEST 5PCS 2 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board For Raspberry Pi Arduino
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ACEIRMC 6Pcs PCF8575 IO Expander Board Module I2C To 16IO IIC I2C I/O Extension Shield Module 16 Bit Smbus I/O Ports For Arduino R3 (6Pcs)
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16
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ACEIRMC 6Pcs PCF8575 IO Expander Board Module I2C To 16IO IIC I2C I/O Extension Shield Module 16 Bit Smbus I/O Ports For Arduino R3 (6Pcs)
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16
$11.29
Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
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184
$11.29
Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
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184
$220.50
8A.58.9.024.1600 - Opta Arduino - Expansion Module 16 Digital / Analog
Laundry Owners Warehouse
$220.50
8A.58.9.024.1600 - Opta Arduino - Expansion Module 16 Digital / Analog
Laundry Owners Warehouse
$11.99
AEDIKO 10Pcs Relay Module DC 12V Relay Board 1 Channel With Optocoupler Isolation Support High Or Low Level
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434
$11.99
AEDIKO 10Pcs Relay Module DC 12V Relay Board 1 Channel With Optocoupler Isolation Support High Or Low Level
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434
$186.14
OPTA EXT D1608E ARDUINO Dev.Kit: Arduino Pro
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$186.14
OPTA EXT D1608E ARDUINO Dev.Kit: Arduino Pro
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ANMBEST 2PCS 4 Channel 5V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board For Raspberry Pi Arduino
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328
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ANMBEST 2PCS 4 Channel 5V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board For Raspberry Pi Arduino
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328
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
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367
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Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
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367
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DAOKAI 5 Pcs PCF8574 IO Expansion Board I/O Expander I2C Evaluation Develop Module MCU Expansion Board Module With Dupont Cable For Arduino For
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DAOKAI 5 Pcs PCF8574 IO Expansion Board I/O Expander I2C Evaluation Develop Module MCU Expansion Board Module With Dupont Cable For Arduino For
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DWEII 4Pack 4 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Red Board For Raspberry Pi Arduino
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DWEII 4Pack 4 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Red Board For Raspberry Pi Arduino
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AITIAO 10Pcs PCF8575 IO Expander Board Module I2C To 16 IO Extension Module I2C Communication Control 16 Bit Smbus I/O Ports
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AITIAO 10Pcs PCF8575 IO Expander Board Module I2C To 16 IO Extension Module I2C Communication Control 16 Bit Smbus I/O Ports
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$205.59
OPTA EXT D1608S ARDUINO Dev.Kit: Arduino Pro
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OPTA EXT D1608S ARDUINO Dev.Kit: Arduino Pro
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AITRIP 2PCS 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger For Arduino
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108
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AITRIP 2PCS 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger For Arduino
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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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Walfront Optocoupler Isolation Board 3.6-30V Optocoupler Isolation Module 8 Channel Converter
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4
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Walfront Optocoupler Isolation Board 3.6-30V Optocoupler Isolation Module 8 Channel Converter
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4
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NOYITO MCP23017-E SS I2C Interface 16-Channel IO Expansion Module Compatible IIC Input And Output Expansion Board
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12
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NOYITO MCP23017-E SS I2C Interface 16-Channel IO Expansion Module Compatible IIC Input And Output Expansion Board
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$260.24
OPTA EXT A0602 ARDUINO Dev.Kit: Arduino Pro
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OPTA EXT A0602 ARDUINO Dev.Kit: Arduino Pro
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$3.03
4-Channel Opto-Isolator IC Module Arduino High And Low Level Expansion Board
eBay.com
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4-Channel Opto-Isolator IC Module Arduino High And Low Level Expansion Board
eBay.com
$385.00
Arduino PLC Starter Kit [AKX00051] - Includes Arduino Opta For Industrial Automation, Wi-Fi, Bluetooth, I/O Modules & 20+ Hours Of Online Learning
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Arduino PLC Starter Kit [AKX00051] - Includes Arduino Opta For Industrial Automation, Wi-Fi, Bluetooth, I/O Modules & 20+ Hours Of Online Learning
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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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3
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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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3
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Polycom Vvx Color Expansion Module
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Polycom Vvx Color Expansion Module
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42
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Arduino Portenta H7 Expansion Board With Multiple I/O Ports For
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Arduino Portenta H7 Expansion Board With Multiple I/O Ports For
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DEVMO 5PCS PCF8574 I2C Interface 8Bit IO MCU Expansion Board I/O Expander IIC Bus Evaluation Development Module Compatible With AVR STM8 C8051F
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DEVMO 5PCS PCF8574 I2C Interface 8Bit IO MCU Expansion Board I/O Expander IIC Bus Evaluation Development Module Compatible With AVR STM8 C8051F
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Waveshare ESP32-H2 Microcontroller Development Board Onboard ESP32-H2-MINI-1-N4 Module, 96Mhz Processor, Integrated Bluetooth 5 And IEEE 802.15.4 (
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Waveshare ESP32-H2 Microcontroller Development Board Onboard ESP32-H2-MINI-1-N4 Module, 96Mhz Processor, Integrated Bluetooth 5 And IEEE 802.15.4 (
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Comimark 2Pcs V5 Sensor Shield Expansion Board Shield For Arduino UNO R3 V5.0 Electric Module
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Comimark 2Pcs V5 Sensor Shield Expansion Board Shield For Arduino UNO R3 V5.0 Electric Module
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5Pcs DEVMO Nano Screw Terminal Adapter Shield Expansion Board Nano V3.0 AVR ATMEGA328P-AU Module Compatible With Ar-Duino
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12
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5Pcs DEVMO Nano Screw Terminal Adapter Shield Expansion Board Nano V3.0 AVR ATMEGA328P-AU Module Compatible With Ar-Duino
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12
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DEVMO 2PCS 5V Sensor Module Board Compatible With Ar-Duino AVR PIC KY-008 Laser Transmitter Wave Length 650 Nm
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11
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DEVMO 2PCS 5V Sensor Module Board Compatible With Ar-Duino AVR PIC KY-008 Laser Transmitter Wave Length 650 Nm
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11
$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
$8.99
XICOOLEE CAT9555 IO Expansion Module Board I2C Interface, Smbus I/O Port, 16 Bit Parallel GPIO Expander, With Pre-Soldered Header
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9
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XICOOLEE CAT9555 IO Expansion Module Board I2C Interface, Smbus I/O Port, 16 Bit Parallel GPIO Expander, With Pre-Soldered Header
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9
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I2C Interface Expansion Module I2chub I2cadapter Board
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I2C Interface Expansion Module I2chub I2cadapter Board
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2
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Shop Arduino Opta Expansion Module

Sponsored
About our ads
$6.88
DC 5V 3 Channel Relay Module Relay Expansion Board With Optocoupler Insulation Compatible 3.3V 5V Signal For Arduino
Amazon.com
$6.88
DC 5V 3 Channel Relay Module Relay Expansion Board With Optocoupler Insulation Compatible 3.3V 5V Signal For Arduino
Amazon.com
$11.99
Geekstory 5PCS 2 Channel 5V Relay Module 10A With Optocoupler Low Level Trigger Expansion Board For Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR DSP
Amazon.com
19
$11.99
Geekstory 5PCS 2 Channel 5V Relay Module 10A With Optocoupler Low Level Trigger Expansion Board For Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR DSP
Amazon.com
19
$5.83
2 Channel Relay Module With Optocoupler High Low Level Expansion Board Fault-Tolerant Design Module(5V),Module
Amazon.com
Free shipping
$5.83
2 Channel Relay Module With Optocoupler High Low Level Expansion Board Fault-Tolerant Design Module(5V),Module
Amazon.com
Free shipping
$2.50
Expansion Board TLP281 4-Channel 4 CH Opto-Isolator IC Module For Expansion Board High And Low Level Optocoupler Isolation
Amazon.com
$2.50
Expansion Board TLP281 4-Channel 4 CH Opto-Isolator IC Module For Expansion Board High And Low Level Optocoupler Isolation
Amazon.com
$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
75
$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
75
$228.70
Arduino AFX00007 Opta Ext A0602
DigiKey
1
$228.70
Arduino AFX00007 Opta Ext A0602
DigiKey
1
$14.99
ANMBEST 5PCS 2 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board For Raspberry Pi Arduino
Amazon.com
321
$14.99
ANMBEST 5PCS 2 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board For Raspberry Pi Arduino
Amazon.com
321
$13.99
ACEIRMC 6Pcs PCF8575 IO Expander Board Module I2C To 16IO IIC I2C I/O Extension Shield Module 16 Bit Smbus I/O Ports For Arduino R3 (6Pcs)
Amazon.com
16
$13.99
ACEIRMC 6Pcs PCF8575 IO Expander Board Module I2C To 16IO IIC I2C I/O Extension Shield Module 16 Bit Smbus I/O Ports For Arduino R3 (6Pcs)
Amazon.com
16
$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
184
$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
184
$220.50
8A.58.9.024.1600 - Opta Arduino - Expansion Module 16 Digital / Analog
Laundry Owners Warehouse
$220.50
8A.58.9.024.1600 - Opta Arduino - Expansion Module 16 Digital / Analog
Laundry Owners Warehouse
$11.99
AEDIKO 10Pcs Relay Module DC 12V Relay Board 1 Channel With Optocoupler Isolation Support High Or Low Level
Amazon.com
434
$11.99
AEDIKO 10Pcs Relay Module DC 12V Relay Board 1 Channel With Optocoupler Isolation Support High Or Low Level
Amazon.com
434
$186.14
OPTA EXT D1608E ARDUINO Dev.Kit: Arduino Pro
TME.COM
$186.14
OPTA EXT D1608E ARDUINO Dev.Kit: Arduino Pro
TME.COM
$9.99
ANMBEST 2PCS 4 Channel 5V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board For Raspberry Pi Arduino
Amazon.com
328
$9.99
ANMBEST 2PCS 4 Channel 5V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board For Raspberry Pi Arduino
Amazon.com
328
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
367
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
367
$9.29
DAOKAI 5 Pcs PCF8574 IO Expansion Board I/O Expander I2C Evaluation Develop Module MCU Expansion Board Module With Dupont Cable For Arduino For
Amazon.com
1
$9.29
DAOKAI 5 Pcs PCF8574 IO Expansion Board I/O Expander I2C Evaluation Develop Module MCU Expansion Board Module With Dupont Cable For Arduino For
Amazon.com
1
$15.99
DWEII 4Pack 4 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Red Board For Raspberry Pi Arduino
Amazon.com
1
$15.99
DWEII 4Pack 4 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Red Board For Raspberry Pi Arduino
Amazon.com
1
$17.99
AITIAO 10Pcs PCF8575 IO Expander Board Module I2C To 16 IO Extension Module I2C Communication Control 16 Bit Smbus I/O Ports
Amazon.com
$17.99
AITIAO 10Pcs PCF8575 IO Expander Board Module I2C To 16 IO Extension Module I2C Communication Control 16 Bit Smbus I/O Ports
Amazon.com
$205.59
OPTA EXT D1608S ARDUINO Dev.Kit: Arduino Pro
TME.COM
$205.59
OPTA EXT D1608S ARDUINO Dev.Kit: Arduino Pro
TME.COM