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16ch Bidirectional Full-duplex Transparent Transmission of Digital IO RS485 Modbus RTU Module N4D3E16 Pro DIP Switch Board 16ch Bidirectional Full-duplex Transparent Transmission of Digital IO RS485 Modbus RTU Module N4D3E16 Pro DIP Switch Board

16ch Bidirectional Full-duplex Transparent Transmission of Digital IO RS485 Modbus RTU Module N4D3E16 Pro DIP Switch Board

$161.21$161.21

DC 12V/24V Multifunction Network Relay Ethernet to RS485 Serial Serve LAN RJ45 Modbus MQTT TCP UDP PLC IO Expanding Board DC 12V/24V Multifunction Network Relay Ethernet to RS485 Serial Serve LAN RJ45 Modbus MQTT TCP UDP PLC IO Expanding Board

DC 12V/24V Multifunction Network Relay Ethernet to RS485 Serial Serve LAN RJ45 Modbus MQTT TCP UDP PLC IO Expanding Board

$158.00$158.00

1 sold
8DO 4DI 8AI RS485 Modbus RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08 8DO 4DI 8AI RS485 Modbus RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08

8DO 4DI 8AI RS485 Modbus RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08

$202.88$202.88

8DO 4DI 8AI RS485 Modbus RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08 8DO 4DI 8AI RS485 Modbus RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08

8DO 4DI 8AI RS485 Modbus RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08

$204.55$204.55

Ultra-thin Safety Barrier RS485 IO Module 8DI-8DO RS485 Digital NPN Input Output MODBUS RTU for Relay PLC Industrial Equipment Ultra-thin Safety Barrier RS485 IO Module 8DI-8DO RS485 Digital NPN Input Output MODBUS RTU for Relay PLC Industrial Equipment

Ultra-thin Safety Barrier RS485 IO Module 8DI-8DO RS485 Digital NPN Input Output MODBUS RTU for Relay PLC Industrial Equipment

$196.55$196.55

1 sold
DC 12V 1/2/4/8/12 Channel Isolation DI-DO PLC IO Expanding Board RS485 Relay Module Modbus RTU Code 01 05 15 02 03 06 16 DC 12V 1/2/4/8/12 Channel Isolation DI-DO PLC IO Expanding Board RS485 Relay Module Modbus RTU Code 01 05 15 02 03 06 16

DC 12V 1/2/4/8/12 Channel Isolation DI-DO PLC IO Expanding Board RS485 Relay Module Modbus RTU Code 01 05 15 02 03 06 16

$53.52$53.52

3 sold
8VO RS485 to 0-10V/0-5V Voltage Output Modbus Rtu Text Editor HMI PLC Analog DAC IO Expansion Board 8VO RS485 to 0-10V/0-5V Voltage Output Modbus Rtu Text Editor HMI PLC Analog DAC IO Expansion Board

8VO RS485 to 0-10V/0-5V Voltage Output Modbus Rtu Text Editor HMI PLC Analog DAC IO Expansion Board

$231.73$231.73

32CH NPN/PNP Optically Isolated Input & 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board 32CH NPN/PNP Optically Isolated Input & 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

32CH NPN/PNP Optically Isolated Input & 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

$199.69$199.69

6 sold
27% off
16DI-16DO DC 12V 24V RS485 IO Port Remote Control Module Modbus RTU Switch Value Remote Transmission N4D3E16 Board 16DI-16DO DC 12V 24V RS485 IO Port Remote Control Module Modbus RTU Switch Value Remote Transmission N4D3E16 Board

16DI-16DO DC 12V 24V RS485 IO Port Remote Control Module Modbus RTU Switch Value Remote Transmission N4D3E16 Board

$173.00$236.98

141R Spring Terminal Block for Relay Smart Home DC 12V 24V Quick Wiring Connector RS485 Modbus Remote IO NPN PNP DI-DO Module 141R Spring Terminal Block for Relay Smart Home DC 12V 24V Quick Wiring Connector RS485 Modbus Remote IO NPN PNP DI-DO Module

141R Spring Terminal Block for Relay Smart Home DC 12V 24V Quick Wiring Connector RS485 Modbus Remote IO NPN PNP DI-DO Module

$195.32$195.32

16CH DC 12V 24V RS485 Relay Module Momentary Self-locking Interlock Delay Modbus UART COM PC HIM PLC IO Expansion Board 16CH DC 12V 24V RS485 Relay Module Momentary Self-locking Interlock Delay Modbus UART COM PC HIM PLC IO Expansion Board

16CH DC 12V 24V RS485 Relay Module Momentary Self-locking Interlock Delay Modbus UART COM PC HIM PLC IO Expansion Board

$201.16$201.16

1 sold
16CH DC 12V 24V Multifunction RS485 Relay Module Momentary Self-locking Interlock Delay Modbus HIM PLC IO Expansion Board 16CH DC 12V 24V Multifunction RS485 Relay Module Momentary Self-locking Interlock Delay Modbus HIM PLC IO Expansion Board

16CH DC 12V 24V Multifunction RS485 Relay Module Momentary Self-locking Interlock Delay Modbus HIM PLC IO Expansion Board

$199.20$199.20

32CH DI-DO NPN PNP Optically Isolated Input 300mA Intelligence Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board 32CH DI-DO NPN PNP Optically Isolated Input 300mA Intelligence Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

32CH DI-DO NPN PNP Optically Isolated Input 300mA Intelligence Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

$200.87$200.87

16ch Bidirectional Full-duplex Transparent Transmission of Digital IO RS485 Modbus RTU Module N4D3E16 Pro DIP Switch Board 16ch Bidirectional Full-duplex Transparent Transmission of Digital IO RS485 Modbus RTU Module N4D3E16 Pro DIP Switch Board

16ch Bidirectional Full-duplex Transparent Transmission of Digital IO RS485 Modbus RTU Module N4D3E16 Pro DIP Switch Board

$157.21$157.21

DC 12V 24V 8CH Wifi Relay 30Pin ESP32 Programmable Expansion Board Modbus RS485 IO Module for Arduino IOT Network Smart Switch DC 12V 24V 8CH Wifi Relay 30Pin ESP32 Programmable Expansion Board Modbus RS485 IO Module for Arduino IOT Network Smart Switch

DC 12V 24V 8CH Wifi Relay 30Pin ESP32 Programmable Expansion Board Modbus RS485 IO Module for Arduino IOT Network Smart Switch

$204.99$204.99

1 sold
16CH DC 12V 24V Multifunction RS485 Relay Module Hardware Setup Parameters Modbus Rtu PLC HMI IO Expansion Board 16CH DC 12V 24V Multifunction RS485 Relay Module Hardware Setup Parameters Modbus Rtu PLC HMI IO Expansion Board

16CH DC 12V 24V Multifunction RS485 Relay Module Hardware Setup Parameters Modbus Rtu PLC HMI IO Expansion Board

$201.57$201.57

4% off
DC 5-24V 4ch Bluetooth V4.0 BLE Relay RF Wireless Switch for Apple IOS Android phone Smart home LED Motro DC 5-24V 4ch Bluetooth V4.0 BLE Relay RF Wireless Switch for Apple IOS Android phone Smart home LED Motro

DC 5-24V 4ch Bluetooth V4.0 BLE Relay RF Wireless Switch for Apple IOS Android phone Smart home LED Motro

$194.44$204.40

AMIDJ14 6AI-4DI-4DO 4-20MA 0-5 0-10V DI-DO RS485 IO Module for Temperature Humidity PT100 K J Thermocouple Sensor AMIDJ14 6AI-4DI-4DO 4-20MA 0-5 0-10V DI-DO RS485 IO Module for Temperature Humidity PT100 K J Thermocouple Sensor

AMIDJ14 6AI-4DI-4DO 4-20MA 0-5 0-10V DI-DO RS485 IO Module for Temperature Humidity PT100 K J Thermocouple Sensor

$195.77$195.77

7% off
4-32 Channels IO Card PLC Signal Amplifier Board PNP NPN Conversion Input Optocoupler Isolation Transistor trigger voltage 5V 4-32 Channels IO Card PLC Signal Amplifier Board PNP NPN Conversion Input Optocoupler Isolation Transistor trigger voltage 5V

4-32 Channels IO Card PLC Signal Amplifier Board PNP NPN Conversion Input Optocoupler Isolation Transistor trigger voltage 5V

$25.57$27.50

1 sold
8ch RS485 Simple PLC IO Expanding Board Multifunction Delay Relay Module for RasPi RPI Raspberry Pi Pico Python C++ 8ch RS485 Simple PLC IO Expanding Board Multifunction Delay Relay Module for RasPi RPI Raspberry Pi Pico Python C++

8ch RS485 Simple PLC IO Expanding Board Multifunction Delay Relay Module for RasPi RPI Raspberry Pi Pico Python C++

$27.14$27.14

RS485 Modbus 8DO 4DI 8AI RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08 DIY RS485 Modbus 8DO 4DI 8AI RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08 DIY

RS485 Modbus 8DO 4DI 8AI RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08 DIY

$196.45$196.45

23IOD32 32CH RS485 IO Master-Slave Remote Control Switch Board NPN/PNP Isolation Input 300MA MOS Output Modbus RTU PLC Module 23IOD32 32CH RS485 IO Master-Slave Remote Control Switch Board NPN/PNP Isolation Input 300MA MOS Output Modbus RTU PLC Module

23IOD32 32CH RS485 IO Master-Slave Remote Control Switch Board NPN/PNP Isolation Input 300MA MOS Output Modbus RTU PLC Module

$197.27$197.27

8VO RS485 to 0-10V/0-5V Voltage Output Modbus Rtu Text Editor HMI PLC Analog DAC IO Expansion Board 8VO RS485 to 0-10V/0-5V Voltage Output Modbus Rtu Text Editor HMI PLC Analog DAC IO Expansion Board

8VO RS485 to 0-10V/0-5V Voltage Output Modbus Rtu Text Editor HMI PLC Analog DAC IO Expansion Board

$222.60$222.60

6AI-4DI-6DO 4-20MA Efficient Analog Digital Mixed Remote IO Module RS485 Modbus RTU Dry Contact Relay Board DC 24V 12V N4I6N06 6AI-4DI-6DO 4-20MA Efficient Analog Digital Mixed Remote IO Module RS485 Modbus RTU Dry Contact Relay Board DC 24V 12V N4I6N06

6AI-4DI-6DO 4-20MA Efficient Analog Digital Mixed Remote IO Module RS485 Modbus RTU Dry Contact Relay Board DC 24V 12V N4I6N06

$161.18$161.18

3 IN 1 6VI-4DI-4DO 0-5V/0-10V Voltage Analog Collector & 4CH NPN DI-DO Digital IO RS485 MODBUS RTU for PLC HMI PC 3 IN 1 6VI-4DI-4DO 0-5V/0-10V Voltage Analog Collector & 4CH NPN DI-DO Digital IO RS485 MODBUS RTU for PLC HMI PC

3 IN 1 6VI-4DI-4DO 0-5V/0-10V Voltage Analog Collector & 4CH NPN DI-DO Digital IO RS485 MODBUS RTU for PLC HMI PC

$195.77$195.77

4% off
32CH NPN/PNP Optically Isolated Input & 32CH 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board 32CH NPN/PNP Optically Isolated Input & 32CH 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

32CH NPN/PNP Optically Isolated Input & 32CH 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

$189.65$198.93

32CH NPN/PNP Optically Isolated Input & 32CH 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board 32CH NPN/PNP Optically Isolated Input & 32CH 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

32CH NPN/PNP Optically Isolated Input & 32CH 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

$197.17$197.17

5 sold
Relay Modbus 16CH Micro Size RS485 Rtu PLC IO Expansion 3A Digital Output Board Switch Intermediate Relay Module DC 12V-24V Relay Modbus 16CH Micro Size RS485 Rtu PLC IO Expansion 3A Digital Output Board Switch Intermediate Relay Module DC 12V-24V

Relay Modbus 16CH Micro Size RS485 Rtu PLC IO Expansion 3A Digital Output Board Switch Intermediate Relay Module DC 12V-24V

$26.79$26.79

R4A8H08 8DO 4DI 8AI RS485 Modbus RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08 8DO 4DI 8AI RS485 Modbus RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector

R4A8H08 8DO 4DI 8AI RS485 Modbus RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector

$198.05$198.05

16ch Bidirectional Full-duplex Transparent Transmission of Digital IO RS485 Modbus RTU Module N4D3E16 Pro DIP Switch Board 16ch Bidirectional Full-duplex Transparent Transmission of Digital IO RS485 Modbus RTU Module N4D3E16 Pro DIP Switch Board

16ch Bidirectional Full-duplex Transparent Transmission of Digital IO RS485 Modbus RTU Module N4D3E16 Pro DIP Switch Board

$160.21$160.21

DC12V 24V Network Relay Ethernet to RS485 Serial Serve LAN RJ45 Modbus MQTT TCP UDP PLC IO Module DC12V 24V Network Relay Ethernet to RS485 Serial Serve LAN RJ45 Modbus MQTT TCP UDP PLC IO Module

DC12V 24V Network Relay Ethernet to RS485 Serial Serve LAN RJ45 Modbus MQTT TCP UDP PLC IO Module

$26.97$26.97

1 sold
32CH DI-DO NPN PNP Optically Isolated Input 300MA Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board 23IOD32 32CH DI-DO NPN PNP Optically Isolated Input 300MA Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board 23IOD32

32CH DI-DO NPN PNP Optically Isolated Input 300MA Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board 23IOD32

$205.77$205.77

32CH NPN/PNP Optically Isolated Input & 32CH 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board 32CH NPN/PNP Optically Isolated Input & 32CH 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

32CH NPN/PNP Optically Isolated Input & 32CH 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

$198.93$198.93

16CH DC 12V 24V Hardware Setup Parameters Modbus Rtu Multifunction RS485 Relay Module PLC HMI IO Expansion Board RYR416C 16CH DC 12V 24V Hardware Setup Parameters Modbus Rtu Multifunction RS485 Relay Module PLC HMI IO Expansion Board RYR416C

16CH DC 12V 24V Hardware Setup Parameters Modbus Rtu Multifunction RS485 Relay Module PLC HMI IO Expansion Board RYR416C

$199.35$199.35

8CH 2IN1 CAN/RS485 Dual Bus PLC IO Expanding 24V 8DI-8DO 8 Relay Control Digital NPN 8CH 2IN1 CAN/RS485 Dual Bus PLC IO Expanding 24V 8DI-8DO 8 Relay Control Digital NPN

8CH 2IN1 CAN/RS485 Dual Bus PLC IO Expanding 24V 8DI-8DO 8 Relay Control Digital NPN

$194.80$194.80

Remote IO NPN PNP DI-DO Module 141R Spring Terminal Block for Relay Smart Home DC 12V 24V Quick Wiring Connector RS485 Modbus Remote IO NPN PNP DI-DO Module 141R Spring Terminal Block for Relay Smart Home DC 12V 24V Quick Wiring Connector RS485 Modbus

Remote IO NPN PNP DI-DO Module 141R Spring Terminal Block for Relay Smart Home DC 12V 24V Quick Wiring Connector RS485 Modbus

$198.60$198.60

16ch Bidirectional Full-duplex Transparent Transmission of Digital IO RS485 Modbus RTU Module N4D3E16 Pro DIP Switch Board 16ch Bidirectional Full-duplex Transparent Transmission of Digital IO RS485 Modbus RTU Module N4D3E16 Pro DIP Switch Board

16ch Bidirectional Full-duplex Transparent Transmission of Digital IO RS485 Modbus RTU Module N4D3E16 Pro DIP Switch Board

$161.21 $161.21

Categories: Home Improvement, Electrical Equipment & Supplies

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DC 12V/24V Multifunction Network Relay Ethernet to RS485 Serial Serve LAN RJ45 Modbus MQTT TCP UDP PLC IO Expanding Board DC 12V/24V Multifunction Network Relay Ethernet to RS485 Serial Serve LAN RJ45 Modbus MQTT TCP UDP PLC IO Expanding Board

DC 12V/24V Multifunction Network Relay Ethernet to RS485 Serial Serve LAN RJ45 Modbus MQTT TCP UDP PLC IO Expanding Board

$158.00 $158.00

1 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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8DO 4DI 8AI RS485 Modbus RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08 8DO 4DI 8AI RS485 Modbus RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08

8DO 4DI 8AI RS485 Modbus RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08

$202.88 $202.88

Categories: Home Improvement, Electrical Equipment & Supplies

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8DO 4DI 8AI RS485 Modbus RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08 8DO 4DI 8AI RS485 Modbus RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08

8DO 4DI 8AI RS485 Modbus RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08

$204.55 $204.55

Categories: Home Improvement, Electrical Equipment & Supplies

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Ultra-thin Safety Barrier RS485 IO Module 8DI-8DO RS485 Digital NPN Input Output MODBUS RTU for Relay PLC Industrial Equipment Ultra-thin Safety Barrier RS485 IO Module 8DI-8DO RS485 Digital NPN Input Output MODBUS RTU for Relay PLC Industrial Equipment

Ultra-thin Safety Barrier RS485 IO Module 8DI-8DO RS485 Digital NPN Input Output MODBUS RTU for Relay PLC Industrial Equipment

$196.55 $196.55

1 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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DC 12V 1/2/4/8/12 Channel Isolation DI-DO PLC IO Expanding Board RS485 Relay Module Modbus RTU Code 01 05 15 02 03 06 16 DC 12V 1/2/4/8/12 Channel Isolation DI-DO PLC IO Expanding Board RS485 Relay Module Modbus RTU Code 01 05 15 02 03 06 16

DC 12V 1/2/4/8/12 Channel Isolation DI-DO PLC IO Expanding Board RS485 Relay Module Modbus RTU Code 01 05 15 02 03 06 16

$53.52 $53.52

3 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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8VO RS485 to 0-10V/0-5V Voltage Output Modbus Rtu Text Editor HMI PLC Analog DAC IO Expansion Board 8VO RS485 to 0-10V/0-5V Voltage Output Modbus Rtu Text Editor HMI PLC Analog DAC IO Expansion Board

8VO RS485 to 0-10V/0-5V Voltage Output Modbus Rtu Text Editor HMI PLC Analog DAC IO Expansion Board

$231.73 $231.73

Categories: Home Improvement, Electrical Equipment & Supplies

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32CH NPN/PNP Optically Isolated Input & 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board 32CH NPN/PNP Optically Isolated Input & 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

32CH NPN/PNP Optically Isolated Input & 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

$199.69 $199.69

6 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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27% off
16DI-16DO DC 12V 24V RS485 IO Port Remote Control Module Modbus RTU Switch Value Remote Transmission N4D3E16 Board 16DI-16DO DC 12V 24V RS485 IO Port Remote Control Module Modbus RTU Switch Value Remote Transmission N4D3E16 Board

16DI-16DO DC 12V 24V RS485 IO Port Remote Control Module Modbus RTU Switch Value Remote Transmission N4D3E16 Board

$173.00 $236.98

Categories: Home Improvement, Electrical Equipment & Supplies

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141R Spring Terminal Block for Relay Smart Home DC 12V 24V Quick Wiring Connector RS485 Modbus Remote IO NPN PNP DI-DO Module 141R Spring Terminal Block for Relay Smart Home DC 12V 24V Quick Wiring Connector RS485 Modbus Remote IO NPN PNP DI-DO Module

141R Spring Terminal Block for Relay Smart Home DC 12V 24V Quick Wiring Connector RS485 Modbus Remote IO NPN PNP DI-DO Module

$195.32 $195.32

Categories: Home Improvement, Electrical Equipment & Supplies

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16CH DC 12V 24V RS485 Relay Module Momentary Self-locking Interlock Delay Modbus UART COM PC HIM PLC IO Expansion Board 16CH DC 12V 24V RS485 Relay Module Momentary Self-locking Interlock Delay Modbus UART COM PC HIM PLC IO Expansion Board

16CH DC 12V 24V RS485 Relay Module Momentary Self-locking Interlock Delay Modbus UART COM PC HIM PLC IO Expansion Board

$201.16 $201.16

1 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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16CH DC 12V 24V Multifunction RS485 Relay Module Momentary Self-locking Interlock Delay Modbus HIM PLC IO Expansion Board 16CH DC 12V 24V Multifunction RS485 Relay Module Momentary Self-locking Interlock Delay Modbus HIM PLC IO Expansion Board

16CH DC 12V 24V Multifunction RS485 Relay Module Momentary Self-locking Interlock Delay Modbus HIM PLC IO Expansion Board

$199.20 $199.20

Categories: Home Improvement, Electrical Equipment & Supplies

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32CH DI-DO NPN PNP Optically Isolated Input 300mA Intelligence Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board 32CH DI-DO NPN PNP Optically Isolated Input 300mA Intelligence Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

32CH DI-DO NPN PNP Optically Isolated Input 300mA Intelligence Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

$200.87 $200.87

Categories: Home Improvement, Electrical Equipment & Supplies

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16ch Bidirectional Full-duplex Transparent Transmission of Digital IO RS485 Modbus RTU Module N4D3E16 Pro DIP Switch Board 16ch Bidirectional Full-duplex Transparent Transmission of Digital IO RS485 Modbus RTU Module N4D3E16 Pro DIP Switch Board

16ch Bidirectional Full-duplex Transparent Transmission of Digital IO RS485 Modbus RTU Module N4D3E16 Pro DIP Switch Board

$157.21 $157.21

Categories: Home Improvement, Electrical Equipment & Supplies

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DC 12V 24V 8CH Wifi Relay 30Pin ESP32 Programmable Expansion Board Modbus RS485 IO Module for Arduino IOT Network Smart Switch DC 12V 24V 8CH Wifi Relay 30Pin ESP32 Programmable Expansion Board Modbus RS485 IO Module for Arduino IOT Network Smart Switch

DC 12V 24V 8CH Wifi Relay 30Pin ESP32 Programmable Expansion Board Modbus RS485 IO Module for Arduino IOT Network Smart Switch

$204.99 $204.99

1 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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16CH DC 12V 24V Multifunction RS485 Relay Module Hardware Setup Parameters Modbus Rtu PLC HMI IO Expansion Board 16CH DC 12V 24V Multifunction RS485 Relay Module Hardware Setup Parameters Modbus Rtu PLC HMI IO Expansion Board

16CH DC 12V 24V Multifunction RS485 Relay Module Hardware Setup Parameters Modbus Rtu PLC HMI IO Expansion Board

$201.57 $201.57

Categories: Home Improvement, Electrical Equipment & Supplies

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4% off
DC 5-24V 4ch Bluetooth V4.0 BLE Relay RF Wireless Switch for Apple IOS Android phone Smart home LED Motro DC 5-24V 4ch Bluetooth V4.0 BLE Relay RF Wireless Switch for Apple IOS Android phone Smart home LED Motro

DC 5-24V 4ch Bluetooth V4.0 BLE Relay RF Wireless Switch for Apple IOS Android phone Smart home LED Motro

$194.44 $204.40

Categories: Home Improvement, Electrical Equipment & Supplies

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AMIDJ14 6AI-4DI-4DO 4-20MA 0-5 0-10V DI-DO RS485 IO Module for Temperature Humidity PT100 K J Thermocouple Sensor AMIDJ14 6AI-4DI-4DO 4-20MA 0-5 0-10V DI-DO RS485 IO Module for Temperature Humidity PT100 K J Thermocouple Sensor

AMIDJ14 6AI-4DI-4DO 4-20MA 0-5 0-10V DI-DO RS485 IO Module for Temperature Humidity PT100 K J Thermocouple Sensor

$195.77 $195.77

Categories: Home Improvement, Electrical Equipment & Supplies

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7% off
4-32 Channels IO Card PLC Signal Amplifier Board PNP NPN Conversion Input Optocoupler Isolation Transistor trigger voltage 5V 4-32 Channels IO Card PLC Signal Amplifier Board PNP NPN Conversion Input Optocoupler Isolation Transistor trigger voltage 5V

4-32 Channels IO Card PLC Signal Amplifier Board PNP NPN Conversion Input Optocoupler Isolation Transistor trigger voltage 5V

$25.57 $27.50

1 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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8ch RS485 Simple PLC IO Expanding Board Multifunction Delay Relay Module for RasPi RPI Raspberry Pi Pico Python C++ 8ch RS485 Simple PLC IO Expanding Board Multifunction Delay Relay Module for RasPi RPI Raspberry Pi Pico Python C++

8ch RS485 Simple PLC IO Expanding Board Multifunction Delay Relay Module for RasPi RPI Raspberry Pi Pico Python C++

$27.14 $27.14

Categories: Home Improvement, Electrical Equipment & Supplies

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RS485 Modbus 8DO 4DI 8AI RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08 DIY RS485 Modbus 8DO 4DI 8AI RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08 DIY

RS485 Modbus 8DO 4DI 8AI RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08 DIY

$196.45 $196.45

Categories: Home Improvement, Electrical Equipment & Supplies

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23IOD32 32CH RS485 IO Master-Slave Remote Control Switch Board NPN/PNP Isolation Input 300MA MOS Output Modbus RTU PLC Module 23IOD32 32CH RS485 IO Master-Slave Remote Control Switch Board NPN/PNP Isolation Input 300MA MOS Output Modbus RTU PLC Module

23IOD32 32CH RS485 IO Master-Slave Remote Control Switch Board NPN/PNP Isolation Input 300MA MOS Output Modbus RTU PLC Module

$197.27 $197.27

Categories: Home Improvement, Electrical Equipment & Supplies

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8VO RS485 to 0-10V/0-5V Voltage Output Modbus Rtu Text Editor HMI PLC Analog DAC IO Expansion Board 8VO RS485 to 0-10V/0-5V Voltage Output Modbus Rtu Text Editor HMI PLC Analog DAC IO Expansion Board

8VO RS485 to 0-10V/0-5V Voltage Output Modbus Rtu Text Editor HMI PLC Analog DAC IO Expansion Board

$222.60 $222.60

Categories: Home Improvement, Electrical Equipment & Supplies

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6AI-4DI-6DO 4-20MA Efficient Analog Digital Mixed Remote IO Module RS485 Modbus RTU Dry Contact Relay Board DC 24V 12V N4I6N06 6AI-4DI-6DO 4-20MA Efficient Analog Digital Mixed Remote IO Module RS485 Modbus RTU Dry Contact Relay Board DC 24V 12V N4I6N06

6AI-4DI-6DO 4-20MA Efficient Analog Digital Mixed Remote IO Module RS485 Modbus RTU Dry Contact Relay Board DC 24V 12V N4I6N06

$161.18 $161.18

Categories: Home Improvement, Electrical Equipment & Supplies

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3 IN 1 6VI-4DI-4DO 0-5V/0-10V Voltage Analog Collector & 4CH NPN DI-DO Digital IO RS485 MODBUS RTU for PLC HMI PC 3 IN 1 6VI-4DI-4DO 0-5V/0-10V Voltage Analog Collector & 4CH NPN DI-DO Digital IO RS485 MODBUS RTU for PLC HMI PC

3 IN 1 6VI-4DI-4DO 0-5V/0-10V Voltage Analog Collector & 4CH NPN DI-DO Digital IO RS485 MODBUS RTU for PLC HMI PC

$195.77 $195.77

Categories: Home Improvement, Electrical Equipment & Supplies

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4% off
32CH NPN/PNP Optically Isolated Input & 32CH 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board 32CH NPN/PNP Optically Isolated Input & 32CH 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

32CH NPN/PNP Optically Isolated Input & 32CH 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

$189.65 $198.93

Categories: Home Improvement, Electrical Equipment & Supplies

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32CH NPN/PNP Optically Isolated Input & 32CH 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board 32CH NPN/PNP Optically Isolated Input & 32CH 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

32CH NPN/PNP Optically Isolated Input & 32CH 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

$197.17 $197.17

5 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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Relay Modbus 16CH Micro Size RS485 Rtu PLC IO Expansion 3A Digital Output Board Switch Intermediate Relay Module DC 12V-24V Relay Modbus 16CH Micro Size RS485 Rtu PLC IO Expansion 3A Digital Output Board Switch Intermediate Relay Module DC 12V-24V

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