• VKDN ( Virtual Kingdom Delivery Network ) -> Vast Kingdoms, Diverse Nations: Unlocking Global Commerce

Modbus

Filter by price

Sort By

Product tags

Showing 1–36 of 3165 results

12% off
DC 12V DIN35 C45 Rail Box 16 Channel RS485 Relay Module Modbus RTU UART Control Switch Board for PLC PTZ Camera Motor LED DC 12V DIN35 C45 Rail Box 16 Channel RS485 Relay Module Modbus RTU UART Control Switch Board for PLC PTZ Camera Motor LED

DC 12V DIN35 C45 Rail Box 16 Channel RS485 Relay Module Modbus RTU UART Control Switch Board for PLC PTZ Camera Motor LED

$190.04$216.29

32CH 0-5V 0-10V RS485 Modbus Differential Voltage Input Analog Collector DC 12V 24V for PLC HMI Battery Pack Paperless Recorder 32CH 0-5V 0-10V RS485 Modbus Differential Voltage Input Analog Collector DC 12V 24V for PLC HMI Battery Pack Paperless Recorder

32CH 0-5V 0-10V RS485 Modbus Differential Voltage Input Analog Collector DC 12V 24V for PLC HMI Battery Pack Paperless Recorder

$182.65$182.65

1 sold
32CH 0-5V 0-10V Differential Voltage Input RS485 Modbus Analog Collector DC 12V 24V for PLC HMI Battery Pack Paperless Recorder 32CH 0-5V 0-10V Differential Voltage Input RS485 Modbus Analog Collector DC 12V 24V for PLC HMI Battery Pack Paperless Recorder

32CH 0-5V 0-10V Differential Voltage Input RS485 Modbus Analog Collector DC 12V 24V for PLC HMI Battery Pack Paperless Recorder

$216.30$216.30

15% off
2x DC 6.5-30V 32ch Modbus RTU RS485 PLC IO expansion Board ULN2803A Darlington Transistor Relay LED driver Module 2x DC 6.5-30V 32ch Modbus RTU RS485 PLC IO expansion Board ULN2803A Darlington Transistor Relay LED driver Module

2x DC 6.5-30V 32ch Modbus RTU RS485 PLC IO expansion Board ULN2803A Darlington Transistor Relay LED driver Module

$23.79$27.99

11% off
1 to 8 Ethernet Network RJ45 to 8 Port RS485 HUB Converter for UDP TCP Modbus TCP RTU MQTT HTTP PLC Configuration Software 1 to 8 Ethernet Network RJ45 to 8 Port RS485 HUB Converter for UDP TCP Modbus TCP RTU MQTT HTTP PLC Configuration Software

1 to 8 Ethernet Network RJ45 to 8 Port RS485 HUB Converter for UDP TCP Modbus TCP RTU MQTT HTTP PLC Configuration Software

$188.98$212.69

8Ch DC 7-30V Safety Barrier Shell RS485 Digital Optocoupler Input Darlington tube Output Module MODBUS RTU PLC Expansion Board 8Ch DC 7-30V Safety Barrier Shell RS485 Digital Optocoupler Input Darlington tube Output Module MODBUS RTU PLC Expansion Board

8Ch DC 7-30V Safety Barrier Shell RS485 Digital Optocoupler Input Darlington tube Output Module MODBUS RTU PLC Expansion Board

$214.69$214.69

43% off
2024 New Turning Knob Thermostat WIFI For Floor Heating Control Unit TUYA City Weather Forecast MODBUS&RS485 Work Optional 2024 New Turning Knob Thermostat WIFI For Floor Heating Control Unit TUYA City Weather Forecast MODBUS&RS485 Work Optional

2024 New Turning Knob Thermostat WIFI For Floor Heating Control Unit TUYA City Weather Forecast MODBUS&RS485 Work Optional

$29.81$52.30

18 sold
7% off
QKRTU Infrared Meter Reader DLT645 to Modbus Protocol DLT698 to Modbus Infrared to 485 QKRTU Infrared Meter Reader DLT645 to Modbus Protocol DLT698 to Modbus Infrared to 485

QKRTU Infrared Meter Reader DLT645 to Modbus Protocol DLT698 to Modbus Infrared to 485

$203.62$218.95

5% off
Double order RS485 anti-interference filter PLC data Modbus communication isolator frequency conversion error correction

Double order RS485 anti-interference filter PLC data Modbus communication isolator frequency conversion error correction

$14.23$14.98

R4D3B16 16CH 12V 10A DIN Rail Box PLC Expansion Board RS485 Modbus RTU Relay Module R4D3B16 16CH 12V 10A DIN Rail Box PLC Expansion Board RS485 Modbus RTU Relay Module

R4D3B16 16CH 12V 10A DIN Rail Box PLC Expansion Board RS485 Modbus RTU Relay Module

$208.00$208.00

8% off
Rs485 repeater buffer photoelectric isolation modbus dual master hub two master industrial two master one slave Rs485 repeater buffer photoelectric isolation modbus dual master hub two master industrial two master one slave

Rs485 repeater buffer photoelectric isolation modbus dual master hub two master industrial two master one slave

$27.31$29.68

8% off
MR7 Small Power CNC Potentiometer Remote Adjustable Resistor RS485 Supports MODBUS-RTU Protocol MR7 Small Power CNC Potentiometer Remote Adjustable Resistor RS485 Supports MODBUS-RTU Protocol

MR7 Small Power CNC Potentiometer Remote Adjustable Resistor RS485 Supports MODBUS-RTU Protocol

$203.37$221.05

6CH 4-20MA AI & 4CH NPN DI & 6CH 10A Relay DO Multipurpose Modbus RS485 IO Module for Motor LED Solar battery 6CH 4-20MA AI & 4CH NPN DI & 6CH 10A Relay DO Multipurpose Modbus RS485 IO Module for Motor LED Solar battery

6CH 4-20MA AI & 4CH NPN DI & 6CH 10A Relay DO Multipurpose Modbus RS485 IO Module for Motor LED Solar battery

$20.11$20.11

8 Channel Analog Output 0-10V 0-5V AO Module RS485 Modbus RTU To Voltage PLC Remote IO Expansion Board AMVOL08 8 Channel Analog Output 0-10V 0-5V AO Module RS485 Modbus RTU To Voltage PLC Remote IO Expansion Board AMVOL08

8 Channel Analog Output 0-10V 0-5V AO Module RS485 Modbus RTU To Voltage PLC Remote IO Expansion Board AMVOL08

$216.68$216.68

11% off
4/8/16CH Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board 4/8/16CH Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board

4/8/16CH Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board

$26.88$30.26

12% off
3 IN 1 6AI-4DI-4DO 4-20MA Current Analog Collector & 4CH NPN DI-DO Digital Input & Output MODBUS RTU PLC Expansion Board 3 IN 1 6AI-4DI-4DO 4-20MA Current Analog Collector & 4CH NPN DI-DO Digital Input & Output MODBUS RTU PLC Expansion Board

3 IN 1 6AI-4DI-4DO 4-20MA Current Analog Collector & 4CH NPN DI-DO Digital Input & Output MODBUS RTU PLC Expansion Board

$157.59$179.46

5% off
8 road relay output module 8DO switch output acquisition module RS485 MODBUS 8 road relay output module 8DO switch output acquisition module RS485 MODBUS

8 road relay output module 8DO switch output acquisition module RS485 MODBUS

$29.43$30.98

8DI-8DO Digital input and output module Optocoupler isolated RS485 MODBUS RTU communication Board 8DI-8DO Digital input and output module Optocoupler isolated RS485 MODBUS RTU communication Board

8DI-8DO Digital input and output module Optocoupler isolated RS485 MODBUS RTU communication Board

$211.99$211.99

30% off
24VDC 1 Channel 1DI-1DO Modbus RTU RS485 Relay NPN Input Relay PLC IO Expanding 24VDC 1 Channel 1DI-1DO Modbus RTU RS485 Relay NPN Input Relay PLC IO Expanding

24VDC 1 Channel 1DI-1DO Modbus RTU RS485 Relay NPN Input Relay PLC IO Expanding

$5.59$7.99

8% off
Industrial two master one slave rs485 repeater buffer photoelectric isolation modbus dual master hub Industrial two master one slave rs485 repeater buffer photoelectric isolation modbus dual master hub

Industrial two master one slave rs485 repeater buffer photoelectric isolation modbus dual master hub

$24.82$26.98

5 sold
8% off
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

$217.33$237.01

7% off
MR7 Small Power CNC Potentiometer Remote Adjustable Resistor RS485 Supports MODBUS-RTU Protocol MR7 Small Power CNC Potentiometer Remote Adjustable Resistor RS485 Supports MODBUS-RTU Protocol

MR7 Small Power CNC Potentiometer Remote Adjustable Resistor RS485 Supports MODBUS-RTU Protocol

$205.58$221.05

7% off
RS485 Repeater Multi Port Hub Splitter One in Two Four Photoelectric Isolated Digital Hub Module MODBUS RS485 Repeater Multi Port Hub Splitter One in Two Four Photoelectric Isolated Digital Hub Module MODBUS

RS485 Repeater Multi Port Hub Splitter One in Two Four Photoelectric Isolated Digital Hub Module MODBUS

$187.51$201.62

11% off
16 CH DC 12V RS485 Relay Module Modbus RTU 485 Remote Control Switch Board R421B16 For PLC PTZ Camera Motor 16 CH DC 12V RS485 Relay Module Modbus RTU 485 Remote Control Switch Board R421B16 For PLC PTZ Camera Motor

16 CH DC 12V RS485 Relay Module Modbus RTU 485 Remote Control Switch Board R421B16 For PLC PTZ Camera Motor

$187.66$212.94

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

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

$220.70$220.70

7% off
8Ch DC 7-30V Safety Barrier Shell RS485 Digital Optocoupler Input Darlington tube Output Module MODBUS RTU PLC Expansion Board 8Ch DC 7-30V Safety Barrier Shell RS485 Digital Optocoupler Input Darlington tube Output Module MODBUS RTU PLC Expansion Board

8Ch DC 7-30V Safety Barrier Shell RS485 Digital Optocoupler Input Darlington tube Output Module MODBUS RTU PLC Expansion Board

$199.43$214.93

7% off
AMROD08 DC 7.4V 9V 12V 12.4V 14.8V 18V 24V 8ch RS485 Relay Module 2A Digital Output MODBUS RTU PLC DO Expansion Board AMROD08 DC 7.4V 9V 12V 12.4V 14.8V 18V 24V 8ch RS485 Relay Module 2A Digital Output MODBUS RTU PLC DO Expansion Board

AMROD08 DC 7.4V 9V 12V 12.4V 14.8V 18V 24V 8ch RS485 Relay Module 2A Digital Output MODBUS RTU PLC DO Expansion Board

$198.46$213.96

11% off
16ch DC 12V RS-485 Modbus RTU Relay Board RS485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart Home 16ch DC 12V RS-485 Modbus RTU Relay Board RS485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart Home

16ch DC 12V RS-485 Modbus RTU Relay Board RS485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart Home

$26.95$30.59

25% off
3Ch RS485 1Hz-20kHz Duty Cycle Frequency Adjustable PWM Square Wave Pulse Generator Modbus RTU for LED dimming Motor speed 3Ch RS485 1Hz-20kHz Duty Cycle Frequency Adjustable PWM Square Wave Pulse Generator Modbus RTU for LED dimming Motor speed

3Ch RS485 1Hz-20kHz Duty Cycle Frequency Adjustable PWM Square Wave Pulse Generator Modbus RTU for LED dimming Motor speed

$162.47$216.79

1 sold
20DO 2DI 2AI RS485 Switch Digital Analog IO Modbus RTU Relay Module PLC Expanding Board 4-20MA 0-10V Voltage Read 20DO 2DI 2AI RS485 Switch Digital Analog IO Modbus RTU Relay Module PLC Expanding Board 4-20MA 0-10V Voltage Read

20DO 2DI 2AI RS485 Switch Digital Analog IO Modbus RTU Relay Module PLC Expanding Board 4-20MA 0-10V Voltage Read

$290.84$290.84

5% off
4-20MA 0-10V Current Voltage Collector R4A8H08 R4A8H08 8DO 4DI 8AI RS485 Modbus RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08 R4A8H08 8DO 4DI 8AI RS485 Modbus RTU Relay Module PLC IO Expanding Board

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

$207.86$218.80

5% off
485 serial server to Ethernet RS232 to network port modbus communication module RS485/232 gateway rj45

485 serial server to Ethernet RS232 to network port modbus communication module RS485/232 gateway rj45

$28.48$29.98

12% off
16CH Multifunction RS485 Relay Module Momentary Self-locking Interlock Delay Modbus UART COM PC HIM PLC IO Expansion Board 16CH Multifunction RS485 Relay Module Momentary Self-locking Interlock Delay Modbus UART COM PC HIM PLC IO Expansion Board

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

$190.46$217.66

11% off
8CH DC12-24V Ethernet Network RS485 HUB Converter For UDP TCP Modbus TCP RTU MQTT HTTP PLC Configuration Software 8CH DC12-24V Ethernet Network RS485 HUB Converter For UDP TCP Modbus TCP RTU MQTT HTTP PLC Configuration Software

8CH DC12-24V Ethernet Network RS485 HUB Converter For UDP TCP Modbus TCP RTU MQTT HTTP PLC Configuration Software

$189.50$214.70

5% off
DAM-DS04 temperature acquisition module 4 channel DS18B20 temperature 12 bit AD high precision Modbus protocol DAM-DS04 temperature acquisition module 4 channel DS18B20 temperature 12 bit AD high precision Modbus protocol

DAM-DS04 temperature acquisition module 4 channel DS18B20 temperature 12 bit AD high precision Modbus protocol

$28.48$29.98

12% off
32CH 0-5V 0-10V Differential Voltage Input RS485 Modbus Analog Collector DC 12V 24V for PLC HMI Battery Pack Paperless Recorder 32CH 0-5V 0-10V Differential Voltage Input RS485 Modbus Analog Collector DC 12V 24V for PLC HMI Battery Pack Paperless Recorder

32CH 0-5V 0-10V Differential Voltage Input RS485 Modbus Analog Collector DC 12V 24V for PLC HMI Battery Pack Paperless Recorder

$188.79$214.59

12% off
DC 12V DIN35 C45 Rail Box 16 Channel RS485 Relay Module Modbus RTU UART Control Switch Board for PLC PTZ Camera Motor LED DC 12V DIN35 C45 Rail Box 16 Channel RS485 Relay Module Modbus RTU UART Control Switch Board for PLC PTZ Camera Motor LED

DC 12V DIN35 C45 Rail Box 16 Channel RS485 Relay Module Modbus RTU UART Control Switch Board for PLC PTZ Camera Motor LED

$190.04 $216.29

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
32CH 0-5V 0-10V RS485 Modbus Differential Voltage Input Analog Collector DC 12V 24V for PLC HMI Battery Pack Paperless Recorder 32CH 0-5V 0-10V RS485 Modbus Differential Voltage Input Analog Collector DC 12V 24V for PLC HMI Battery Pack Paperless Recorder

32CH 0-5V 0-10V RS485 Modbus Differential Voltage Input Analog Collector DC 12V 24V for PLC HMI Battery Pack Paperless Recorder

$182.65 $182.65

1 sold

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
32CH 0-5V 0-10V Differential Voltage Input RS485 Modbus Analog Collector DC 12V 24V for PLC HMI Battery Pack Paperless Recorder 32CH 0-5V 0-10V Differential Voltage Input RS485 Modbus Analog Collector DC 12V 24V for PLC HMI Battery Pack Paperless Recorder

32CH 0-5V 0-10V Differential Voltage Input RS485 Modbus Analog Collector DC 12V 24V for PLC HMI Battery Pack Paperless Recorder

$216.30 $216.30

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
15% off
2x DC 6.5-30V 32ch Modbus RTU RS485 PLC IO expansion Board ULN2803A Darlington Transistor Relay LED driver Module 2x DC 6.5-30V 32ch Modbus RTU RS485 PLC IO expansion Board ULN2803A Darlington Transistor Relay LED driver Module

2x DC 6.5-30V 32ch Modbus RTU RS485 PLC IO expansion Board ULN2803A Darlington Transistor Relay LED driver Module

$23.79 $27.99

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
11% off
1 to 8 Ethernet Network RJ45 to 8 Port RS485 HUB Converter for UDP TCP Modbus TCP RTU MQTT HTTP PLC Configuration Software 1 to 8 Ethernet Network RJ45 to 8 Port RS485 HUB Converter for UDP TCP Modbus TCP RTU MQTT HTTP PLC Configuration Software

1 to 8 Ethernet Network RJ45 to 8 Port RS485 HUB Converter for UDP TCP Modbus TCP RTU MQTT HTTP PLC Configuration Software

$188.98 $212.69

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
8Ch DC 7-30V Safety Barrier Shell RS485 Digital Optocoupler Input Darlington tube Output Module MODBUS RTU PLC Expansion Board 8Ch DC 7-30V Safety Barrier Shell RS485 Digital Optocoupler Input Darlington tube Output Module MODBUS RTU PLC Expansion Board

8Ch DC 7-30V Safety Barrier Shell RS485 Digital Optocoupler Input Darlington tube Output Module MODBUS RTU PLC Expansion Board

$214.69 $214.69

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
43% off
2024 New Turning Knob Thermostat WIFI For Floor Heating Control Unit TUYA City Weather Forecast MODBUS&RS485 Work Optional 2024 New Turning Knob Thermostat WIFI For Floor Heating Control Unit TUYA City Weather Forecast MODBUS&RS485 Work Optional

2024 New Turning Knob Thermostat WIFI For Floor Heating Control Unit TUYA City Weather Forecast MODBUS&RS485 Work Optional

$29.81 $52.30

18 sold

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
7% off
QKRTU Infrared Meter Reader DLT645 to Modbus Protocol DLT698 to Modbus Infrared to 485 QKRTU Infrared Meter Reader DLT645 to Modbus Protocol DLT698 to Modbus Infrared to 485

QKRTU Infrared Meter Reader DLT645 to Modbus Protocol DLT698 to Modbus Infrared to 485

$203.62 $218.95

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
5% off
Double order RS485 anti-interference filter PLC data Modbus communication isolator frequency conversion error correction

Double order RS485 anti-interference filter PLC data Modbus communication isolator frequency conversion error correction

$14.23 $14.98

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
R4D3B16 16CH 12V 10A DIN Rail Box PLC Expansion Board RS485 Modbus RTU Relay Module R4D3B16 16CH 12V 10A DIN Rail Box PLC Expansion Board RS485 Modbus RTU Relay Module

R4D3B16 16CH 12V 10A DIN Rail Box PLC Expansion Board RS485 Modbus RTU Relay Module

$208.00 $208.00

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
8% off
Rs485 repeater buffer photoelectric isolation modbus dual master hub two master industrial two master one slave Rs485 repeater buffer photoelectric isolation modbus dual master hub two master industrial two master one slave

Rs485 repeater buffer photoelectric isolation modbus dual master hub two master industrial two master one slave

$27.31 $29.68

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
8% off
MR7 Small Power CNC Potentiometer Remote Adjustable Resistor RS485 Supports MODBUS-RTU Protocol MR7 Small Power CNC Potentiometer Remote Adjustable Resistor RS485 Supports MODBUS-RTU Protocol

MR7 Small Power CNC Potentiometer Remote Adjustable Resistor RS485 Supports MODBUS-RTU Protocol

$203.37 $221.05

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
6CH 4-20MA AI & 4CH NPN DI & 6CH 10A Relay DO Multipurpose Modbus RS485 IO Module for Motor LED Solar battery 6CH 4-20MA AI & 4CH NPN DI & 6CH 10A Relay DO Multipurpose Modbus RS485 IO Module for Motor LED Solar battery

6CH 4-20MA AI & 4CH NPN DI & 6CH 10A Relay DO Multipurpose Modbus RS485 IO Module for Motor LED Solar battery

$20.11 $20.11

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
8 Channel Analog Output 0-10V 0-5V AO Module RS485 Modbus RTU To Voltage PLC Remote IO Expansion Board AMVOL08 8 Channel Analog Output 0-10V 0-5V AO Module RS485 Modbus RTU To Voltage PLC Remote IO Expansion Board AMVOL08

8 Channel Analog Output 0-10V 0-5V AO Module RS485 Modbus RTU To Voltage PLC Remote IO Expansion Board AMVOL08

$216.68 $216.68

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
11% off
4/8/16CH Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board 4/8/16CH Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board

4/8/16CH Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board

$26.88 $30.26

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
12% off
3 IN 1 6AI-4DI-4DO 4-20MA Current Analog Collector & 4CH NPN DI-DO Digital Input & Output MODBUS RTU PLC Expansion Board 3 IN 1 6AI-4DI-4DO 4-20MA Current Analog Collector & 4CH NPN DI-DO Digital Input & Output MODBUS RTU PLC Expansion Board

3 IN 1 6AI-4DI-4DO 4-20MA Current Analog Collector & 4CH NPN DI-DO Digital Input & Output MODBUS RTU PLC Expansion Board

$157.59 $179.46

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
5% off
8 road relay output module 8DO switch output acquisition module RS485 MODBUS 8 road relay output module 8DO switch output acquisition module RS485 MODBUS

8 road relay output module 8DO switch output acquisition module RS485 MODBUS

$29.43 $30.98

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
8DI-8DO Digital input and output module Optocoupler isolated RS485 MODBUS RTU communication Board 8DI-8DO Digital input and output module Optocoupler isolated RS485 MODBUS RTU communication Board

8DI-8DO Digital input and output module Optocoupler isolated RS485 MODBUS RTU communication Board

$211.99 $211.99

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
30% off
24VDC 1 Channel 1DI-1DO Modbus RTU RS485 Relay NPN Input Relay PLC IO Expanding 24VDC 1 Channel 1DI-1DO Modbus RTU RS485 Relay NPN Input Relay PLC IO Expanding

24VDC 1 Channel 1DI-1DO Modbus RTU RS485 Relay NPN Input Relay PLC IO Expanding

$5.59 $7.99

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
8% off
Industrial two master one slave rs485 repeater buffer photoelectric isolation modbus dual master hub Industrial two master one slave rs485 repeater buffer photoelectric isolation modbus dual master hub

Industrial two master one slave rs485 repeater buffer photoelectric isolation modbus dual master hub

$24.82 $26.98

5 sold

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
8% off
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

$217.33 $237.01

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
7% off
MR7 Small Power CNC Potentiometer Remote Adjustable Resistor RS485 Supports MODBUS-RTU Protocol MR7 Small Power CNC Potentiometer Remote Adjustable Resistor RS485 Supports MODBUS-RTU Protocol

MR7 Small Power CNC Potentiometer Remote Adjustable Resistor RS485 Supports MODBUS-RTU Protocol

$205.58 $221.05

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
7% off
RS485 Repeater Multi Port Hub Splitter One in Two Four Photoelectric Isolated Digital Hub Module MODBUS RS485 Repeater Multi Port Hub Splitter One in Two Four Photoelectric Isolated Digital Hub Module MODBUS

RS485 Repeater Multi Port Hub Splitter One in Two Four Photoelectric Isolated Digital Hub Module MODBUS

$187.51 $201.62

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
11% off
16 CH DC 12V RS485 Relay Module Modbus RTU 485 Remote Control Switch Board R421B16 For PLC PTZ Camera Motor 16 CH DC 12V RS485 Relay Module Modbus RTU 485 Remote Control Switch Board R421B16 For PLC PTZ Camera Motor

16 CH DC 12V RS485 Relay Module Modbus RTU 485 Remote Control Switch Board R421B16 For PLC PTZ Camera Motor

$187.66 $212.94

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
16CH Multifunction RS485 Relay Module Momentary Self-locking Interlock Delay Modbus UART COM PC HIM PLC IO Expansion Board 16CH Multifunction RS485 Relay Module Momentary Self-locking Interlock Delay Modbus UART COM PC HIM PLC IO Expansion Board

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

$220.70 $220.70

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
7% off
8Ch DC 7-30V Safety Barrier Shell RS485 Digital Optocoupler Input Darlington tube Output Module MODBUS RTU PLC Expansion Board 8Ch DC 7-30V Safety Barrier Shell RS485 Digital Optocoupler Input Darlington tube Output Module MODBUS RTU PLC Expansion Board

8Ch DC 7-30V Safety Barrier Shell RS485 Digital Optocoupler Input Darlington tube Output Module MODBUS RTU PLC Expansion Board

$199.43 $214.93

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
7% off
AMROD08 DC 7.4V 9V 12V 12.4V 14.8V 18V 24V 8ch RS485 Relay Module 2A Digital Output MODBUS RTU PLC DO Expansion Board AMROD08 DC 7.4V 9V 12V 12.4V 14.8V 18V 24V 8ch RS485 Relay Module 2A Digital Output MODBUS RTU PLC DO Expansion Board

AMROD08 DC 7.4V 9V 12V 12.4V 14.8V 18V 24V 8ch RS485 Relay Module 2A Digital Output MODBUS RTU PLC DO Expansion Board

$198.46 $213.96

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
11% off
16ch DC 12V RS-485 Modbus RTU Relay Board RS485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart Home 16ch DC 12V RS-485 Modbus RTU Relay Board RS485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart Home

16ch DC 12V RS-485 Modbus RTU Relay Board RS485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart Home

$26.95 $30.59

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
25% off
3Ch RS485 1Hz-20kHz Duty Cycle Frequency Adjustable PWM Square Wave Pulse Generator Modbus RTU for LED dimming Motor speed 3Ch RS485 1Hz-20kHz Duty Cycle Frequency Adjustable PWM Square Wave Pulse Generator Modbus RTU for LED dimming Motor speed

3Ch RS485 1Hz-20kHz Duty Cycle Frequency Adjustable PWM Square Wave Pulse Generator Modbus RTU for LED dimming Motor speed

$162.47 $216.79

1 sold

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
20DO 2DI 2AI RS485 Switch Digital Analog IO Modbus RTU Relay Module PLC Expanding Board 4-20MA 0-10V Voltage Read 20DO 2DI 2AI RS485 Switch Digital Analog IO Modbus RTU Relay Module PLC Expanding Board 4-20MA 0-10V Voltage Read

20DO 2DI 2AI RS485 Switch Digital Analog IO Modbus RTU Relay Module PLC Expanding Board 4-20MA 0-10V Voltage Read

$290.84 $290.84

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
5% off
4-20MA 0-10V Current Voltage Collector R4A8H08 R4A8H08 8DO 4DI 8AI RS485 Modbus RTU Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08 R4A8H08 8DO 4DI 8AI RS485 Modbus RTU Relay Module PLC IO Expanding Board

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

$207.86 $218.80

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
5% off
485 serial server to Ethernet RS232 to network port modbus communication module RS485/232 gateway rj45

485 serial server to Ethernet RS232 to network port modbus communication module RS485/232 gateway rj45

$28.48 $29.98

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
12% off
16CH Multifunction RS485 Relay Module Momentary Self-locking Interlock Delay Modbus UART COM PC HIM PLC IO Expansion Board 16CH Multifunction RS485 Relay Module Momentary Self-locking Interlock Delay Modbus UART COM PC HIM PLC IO Expansion Board

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

$190.46 $217.66

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
11% off
8CH DC12-24V Ethernet Network RS485 HUB Converter For UDP TCP Modbus TCP RTU MQTT HTTP PLC Configuration Software 8CH DC12-24V Ethernet Network RS485 HUB Converter For UDP TCP Modbus TCP RTU MQTT HTTP PLC Configuration Software

8CH DC12-24V Ethernet Network RS485 HUB Converter For UDP TCP Modbus TCP RTU MQTT HTTP PLC Configuration Software

$189.50 $214.70

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
5% off
DAM-DS04 temperature acquisition module 4 channel DS18B20 temperature 12 bit AD high precision Modbus protocol DAM-DS04 temperature acquisition module 4 channel DS18B20 temperature 12 bit AD high precision Modbus protocol

DAM-DS04 temperature acquisition module 4 channel DS18B20 temperature 12 bit AD high precision Modbus protocol

$28.48 $29.98

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
12% off
32CH 0-5V 0-10V Differential Voltage Input RS485 Modbus Analog Collector DC 12V 24V for PLC HMI Battery Pack Paperless Recorder 32CH 0-5V 0-10V Differential Voltage Input RS485 Modbus Analog Collector DC 12V 24V for PLC HMI Battery Pack Paperless Recorder

32CH 0-5V 0-10V Differential Voltage Input RS485 Modbus Analog Collector DC 12V 24V for PLC HMI Battery Pack Paperless Recorder

$188.79 $214.59

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now