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5% off
0-10V 485 DC voltage acquisition module MODBUS RTU protocol photoelectric isolation network communication 0-10V 485 DC voltage acquisition module MODBUS RTU protocol photoelectric isolation network communication

0-10V 485 DC voltage acquisition module MODBUS RTU protocol photoelectric isolation network communication

$20.88$21.98

20DO 2DI 2AI RS485 Modbus RTU Relay Multifunction Module PLC IO Expanding Board 4-20MA 0-10V Current and voltage acquisition 20DO 2DI 2AI RS485 Modbus RTU Relay Multifunction Module PLC IO Expanding Board 4-20MA 0-10V Current and voltage acquisition

20DO 2DI 2AI RS485 Modbus RTU Relay Multifunction Module PLC IO Expanding Board 4-20MA 0-10V Current and voltage acquisition

$250.71$250.71

1 sold
5% off
Used RTU-DNET module Used RTU-DNET module

Used RTU-DNET module

$399.00$420.00

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

$193.83$193.83

8Ch Input/Output Digital Switch TTL LvTTL CMOS RS485 IO Control Module Modbus Rtu Board for PLC Relay, (with Pin) 8Ch Input/Output Digital Switch TTL LvTTL CMOS RS485 IO Control Module Modbus Rtu Board for PLC Relay, (with Pin)

8Ch Input/Output Digital Switch TTL LvTTL CMOS RS485 IO Control Module Modbus Rtu Board for PLC Relay, (with Pin)

$5.88$5.88

-200-1350C Modbus Rtu K-Type RS485 Thermocouple-to-Digital Converter Module Wide Range Analog Temperature Measurement Board -200-1350C Modbus Rtu K-Type RS485 Thermocouple-to-Digital Converter Module Wide Range Analog Temperature Measurement Board

-200-1350C Modbus Rtu K-Type RS485 Thermocouple-to-Digital Converter Module Wide Range Analog Temperature Measurement Board

$81.85$81.85

25% off
7 Channel Voltage Analog Acquisition Module 0-5V/0-10V 10-15MA RS485 Modbus RTU R4AVA07 RS485 Voltage Acquisition Module 7 Channel Voltage Analog Acquisition Module 0-5V/0-10V 10-15MA RS485 Modbus RTU R4AVA07 RS485 Voltage Acquisition Module

7 Channel Voltage Analog Acquisition Module 0-5V/0-10V 10-15MA RS485 Modbus RTU R4AVA07 RS485 Voltage Acquisition Module

$8.55$11.40

29% off
8Ch Input/Output Digital Switch TTL LvTTL CMOS RS485 IO Control Module Modbus Rtu Board for PLC Relay, (with Terminal) 8Ch Input/Output Digital Switch TTL LvTTL CMOS RS485 IO Control Module Modbus Rtu Board for PLC Relay, (with Terminal)

8Ch Input/Output Digital Switch TTL LvTTL CMOS RS485 IO Control Module Modbus Rtu Board for PLC Relay, (with Terminal)

$4.74$6.68

5% off
232 turn 4-20mA milli current output module transmitter MODBUS RTU photoelectric isolation communication

232 turn 4-20mA milli current output module transmitter MODBUS RTU photoelectric isolation communication

$33.42$35.18

N46IB02 4-20MA for PLC Instrumentation measurement DC 12V 2ch 0-20MA Current Analog Acquisition RS485 Modbus RTU ADC Module N46IB02 4-20MA for PLC Instrumentation measurement DC 12V 2ch 0-20MA Current Analog Acquisition RS485 Modbus RTU ADC Module

N46IB02 4-20MA for PLC Instrumentation measurement DC 12V 2ch 0-20MA Current Analog Acquisition RS485 Modbus RTU ADC Module

$18.36$18.36

14% off
DC 12V 24V 8 Isolated Input & 8 Output DIN35 C45 Rail Box UART Relay Module RS485 Modbus RTU Control Switch Board Power Supply DC 12V 24V 8 Isolated Input & 8 Output DIN35 C45 Rail Box UART Relay Module RS485 Modbus RTU Control Switch Board Power Supply

DC 12V 24V 8 Isolated Input & 8 Output DIN35 C45 Rail Box UART Relay Module RS485 Modbus RTU Control Switch Board Power Supply

$12.89$14.99

14 sold
38% off
8Ch Input/Output Digital Switch TTL Lvttl CMOS RS485 IO Control Module Modbus Rtu Board For PLC Relay 8Ch Input/Output Digital Switch TTL Lvttl CMOS RS485 IO Control Module Modbus Rtu Board For PLC Relay

8Ch Input/Output Digital Switch TTL Lvttl CMOS RS485 IO Control Module Modbus Rtu Board For PLC Relay

$5.34$8.62

5% off
K thermocouple temperature acquisition and measurement temperature measurement module MODBUS RTU protocol photoelectric isolatio K thermocouple temperature acquisition and measurement temperature measurement module MODBUS RTU protocol photoelectric isolatio

K thermocouple temperature acquisition and measurement temperature measurement module MODBUS RTU protocol photoelectric isolatio

$28.39$29.88

5% off
4-20mA Ma 485 current signal collector module MODBUS RTU protocol photoelectric isolation communication 4-20mA Ma 485 current signal collector module MODBUS RTU protocol photoelectric isolation communication

4-20mA Ma 485 current signal collector module MODBUS RTU protocol photoelectric isolation communication

$26.58$27.98

8Ch Input/Output Digital Switch TTL LvTTL CMOS RS485 IO Control Module Modbus Rtu Board for PLC Relay, (with Pin) 8Ch Input/Output Digital Switch TTL LvTTL CMOS RS485 IO Control Module Modbus Rtu Board for PLC Relay, (with Pin)

8Ch Input/Output Digital Switch TTL LvTTL CMOS RS485 IO Control Module Modbus Rtu Board for PLC Relay, (with Pin)

$5.86$5.86

Used RTU-485 PLC Modules tested ok fast shipping Used RTU-485 PLC Modules tested ok fast shipping

Used RTU-485 PLC Modules tested ok fast shipping

$380.60$380.60

DC 12V Relay Module 16 Channel MODBUS RTU RS485 Relay Board PLC Controller Serial Port Switch Shield for Arduino DC 12V Relay Module 16 Channel MODBUS RTU RS485 Relay Board PLC Controller Serial Port Switch Shield for Arduino

DC 12V Relay Module 16 Channel MODBUS RTU RS485 Relay Board PLC Controller Serial Port Switch Shield for Arduino

$31.34$31.34

Brand-new Module GL10-RTU-ECTA-SJ Brand-new Module GL10-RTU-ECTA-SJ

Brand-new Module GL10-RTU-ECTA-SJ

$838.01$838.01

4-6 Bit Arabic Numerals English Characters Display Module Digital Tube LED Board DC 5-28V RS485 Modbus RTU 0.36 0.56 inch 4-6 Bit Arabic Numerals English Characters Display Module Digital Tube LED Board DC 5-28V RS485 Modbus RTU 0.36 0.56 inch

4-6 Bit Arabic Numerals English Characters Display Module Digital Tube LED Board DC 5-28V RS485 Modbus RTU 0.36 0.56 inch

$8.40$8.40

mini DC 5V 12V 24V 8CH 4-20MA 0-20MA MODBUS RTU RS485 Current Analog Input Collector Module N4CID08 mini DC 5V 12V 24V 8CH 4-20MA 0-20MA MODBUS RTU RS485 Current Analog Input Collector Module N4CID08

mini DC 5V 12V 24V 8CH 4-20MA 0-20MA MODBUS RTU RS485 Current Analog Input Collector Module N4CID08

$81.47$81.47

25% off
32 Channel Modbus RTU RS485 Relay Switch Board DC 12V 24V UART Serial Port Module DIN Rail Box PLC Expanding Board 32 Channel Modbus RTU RS485 Relay Switch Board DC 12V 24V UART Serial Port Module DIN Rail Box PLC Expanding Board

32 Channel Modbus RTU RS485 Relay Switch Board DC 12V 24V UART Serial Port Module DIN Rail Box PLC Expanding Board

$52.05$69.40

1 sold
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

$196.27$196.27

30% off
1-32DO DC 12V 24V Micro Size 3A/2A MODBUS RTU RS485 Relay Board DIN Rail C32 PC UART Serial Port Switch Module PLC I/O Expander 1-32DO DC 12V 24V Micro Size 3A/2A MODBUS RTU RS485 Relay Board DIN Rail C32 PC UART Serial Port Switch Module PLC I/O Expander

1-32DO DC 12V 24V Micro Size 3A/2A MODBUS RTU RS485 Relay Board DIN Rail C32 PC UART Serial Port Switch Module PLC I/O Expander

$6.47$9.25

2 sold
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

$187.50$187.50

7CH DC 12V RS485 NTC Thermistor Temperature Sensor Modbus Rtu Remote acquisition monitor Module B3950 10K 1% 7CH DC 12V RS485 NTC Thermistor Temperature Sensor Modbus Rtu Remote acquisition monitor Module B3950 10K 1%

7CH DC 12V RS485 NTC Thermistor Temperature Sensor Modbus Rtu Remote acquisition monitor Module B3950 10K 1%

$58.79$58.79

5 sold
30% off
NTROA02 2 IN 1 2AI-2DO NTC Relay RS485 RS232(TTL) Analog Digital Modbus Rtu Remote IO Module Temperature Acquisition NTROA02 2 IN 1 2AI-2DO NTC Relay RS485 RS232(TTL) Analog Digital Modbus Rtu Remote IO Module Temperature Acquisition

NTROA02 2 IN 1 2AI-2DO NTC Relay RS485 RS232(TTL) Analog Digital Modbus Rtu Remote IO Module Temperature Acquisition

$48.85$69.79

25% off
16 Channel DC 12V 24V Hardware Setup Parameters Modbus Rtu Multifunction RS485 Relay Module PLC HMI IO Expansion Board 16 Channel DC 12V 24V Hardware Setup Parameters Modbus Rtu Multifunction RS485 Relay Module PLC HMI IO Expansion Board

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

$34.82$46.43

65% off
8Ch Input/Output Digital Switch TTL Lvttl CMOS RS485 IO Control Module Modbus Rtu Board For PLC Relay 8Ch Input/Output Digital Switch TTL Lvttl CMOS RS485 IO Control Module Modbus Rtu Board For PLC Relay

8Ch Input/Output Digital Switch TTL Lvttl CMOS RS485 IO Control Module Modbus Rtu Board For PLC Relay

$26.60$76.01

DAM3018D/DAM3017D 7-channel 8-channel relay output module RS485 bus Modbus RTU protocol data acquisition module DAM3018D/DAM3017D 7-channel 8-channel relay output module RS485 bus Modbus RTU protocol data acquisition module

DAM3018D/DAM3017D 7-channel 8-channel relay output module RS485 bus Modbus RTU protocol data acquisition module

$67.55$67.55

5% off
Three phase AC voltage and current power acquisition module MODBUS-RTU protocol 485 electrical parameters measurement Three phase AC voltage and current power acquisition module MODBUS-RTU protocol 485 electrical parameters measurement

Three phase AC voltage and current power acquisition module MODBUS-RTU protocol 485 electrical parameters measurement

$48.26$50.80

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 4-20MA 0-10V Current Voltage Collector R4A8H08

$179.78$179.78

1 sold
DC 6.5-30V 32CH DIN35 C45 Rail Box RS485 Modbus RTU Controller 300MA Driver Module For PLC Relay Switch LED Motor DC 6.5-30V 32CH DIN35 C45 Rail Box RS485 Modbus RTU Controller 300MA Driver Module For PLC Relay Switch LED Motor

DC 6.5-30V 32CH DIN35 C45 Rail Box RS485 Modbus RTU Controller 300MA Driver Module For PLC Relay Switch LED Motor

$125.29$125.29

Industrial Grade 4DO RS485 Relay Module DIP Switch Set Parameters Modbus RTU PLC IO Expanding Board RYR404A DC 12V 24V Industrial Grade 4DO RS485 Relay Module DIP Switch Set Parameters Modbus RTU PLC IO Expanding Board RYR404A DC 12V 24V

Industrial Grade 4DO RS485 Relay Module DIP Switch Set Parameters Modbus RTU PLC IO Expanding Board RYR404A DC 12V 24V

$101.67$101.67

ET48A08 DC 12V 2 IN 1 8Ch Ethernet/RS485 Relay Module Modbus Slave RTU TCP/IP UART Network controller Switch Board ET48A08 DC 12V 2 IN 1 8Ch Ethernet/RS485 Relay Module Modbus Slave RTU TCP/IP UART Network controller Switch Board

ET48A08 DC 12V 2 IN 1 8Ch Ethernet/RS485 Relay Module Modbus Slave RTU TCP/IP UART Network controller Switch Board

$21.86$21.86

2 sold
Mini DC 12V 24V 32CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32 Mini DC 12V 24V 32CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32

Mini DC 12V 24V 32CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32

$358.17$358.17

7% off
Multi-channel K Thermocouple Temperature Acquisition Module SRBKNEJT Thermocouple to 485MODBUS-RTU Rail 35mm

Multi-channel K Thermocouple Temperature Acquisition Module SRBKNEJT Thermocouple to 485MODBUS-RTU Rail 35mm

$249.53$268.31

5% off
0-10V 485 DC voltage acquisition module MODBUS RTU protocol photoelectric isolation network communication 0-10V 485 DC voltage acquisition module MODBUS RTU protocol photoelectric isolation network communication

0-10V 485 DC voltage acquisition module MODBUS RTU protocol photoelectric isolation network communication

$20.88 $21.98

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
20DO 2DI 2AI RS485 Modbus RTU Relay Multifunction Module PLC IO Expanding Board 4-20MA 0-10V Current and voltage acquisition 20DO 2DI 2AI RS485 Modbus RTU Relay Multifunction Module PLC IO Expanding Board 4-20MA 0-10V Current and voltage acquisition

20DO 2DI 2AI RS485 Modbus RTU Relay Multifunction Module PLC IO Expanding Board 4-20MA 0-10V Current and voltage acquisition

$250.71 $250.71

1 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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5% off
Used RTU-DNET module Used RTU-DNET module

Used RTU-DNET module

$399.00 $420.00

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
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

$193.83 $193.83

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
8Ch Input/Output Digital Switch TTL LvTTL CMOS RS485 IO Control Module Modbus Rtu Board for PLC Relay, (with Pin) 8Ch Input/Output Digital Switch TTL LvTTL CMOS RS485 IO Control Module Modbus Rtu Board for PLC Relay, (with Pin)

8Ch Input/Output Digital Switch TTL LvTTL CMOS RS485 IO Control Module Modbus Rtu Board for PLC Relay, (with Pin)

$5.88 $5.88

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
-200-1350C Modbus Rtu K-Type RS485 Thermocouple-to-Digital Converter Module Wide Range Analog Temperature Measurement Board -200-1350C Modbus Rtu K-Type RS485 Thermocouple-to-Digital Converter Module Wide Range Analog Temperature Measurement Board

-200-1350C Modbus Rtu K-Type RS485 Thermocouple-to-Digital Converter Module Wide Range Analog Temperature Measurement Board

$81.85 $81.85

Categories: Home Improvement, Electrical Equipment & Supplies

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25% off
7 Channel Voltage Analog Acquisition Module 0-5V/0-10V 10-15MA RS485 Modbus RTU R4AVA07 RS485 Voltage Acquisition Module 7 Channel Voltage Analog Acquisition Module 0-5V/0-10V 10-15MA RS485 Modbus RTU R4AVA07 RS485 Voltage Acquisition Module

7 Channel Voltage Analog Acquisition Module 0-5V/0-10V 10-15MA RS485 Modbus RTU R4AVA07 RS485 Voltage Acquisition Module

$8.55 $11.40

Categories: Home Improvement, Electrical Equipment & Supplies

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29% off
8Ch Input/Output Digital Switch TTL LvTTL CMOS RS485 IO Control Module Modbus Rtu Board for PLC Relay, (with Terminal) 8Ch Input/Output Digital Switch TTL LvTTL CMOS RS485 IO Control Module Modbus Rtu Board for PLC Relay, (with Terminal)

8Ch Input/Output Digital Switch TTL LvTTL CMOS RS485 IO Control Module Modbus Rtu Board for PLC Relay, (with Terminal)

$4.74 $6.68

Categories: Home Improvement, Electrical Equipment & Supplies

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5% off
232 turn 4-20mA milli current output module transmitter MODBUS RTU photoelectric isolation communication

232 turn 4-20mA milli current output module transmitter MODBUS RTU photoelectric isolation communication

$33.42 $35.18

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
N46IB02 4-20MA for PLC Instrumentation measurement DC 12V 2ch 0-20MA Current Analog Acquisition RS485 Modbus RTU ADC Module N46IB02 4-20MA for PLC Instrumentation measurement DC 12V 2ch 0-20MA Current Analog Acquisition RS485 Modbus RTU ADC Module

N46IB02 4-20MA for PLC Instrumentation measurement DC 12V 2ch 0-20MA Current Analog Acquisition RS485 Modbus RTU ADC Module

$18.36 $18.36

Categories: Home Improvement, Electrical Equipment & Supplies

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14% off
DC 12V 24V 8 Isolated Input & 8 Output DIN35 C45 Rail Box UART Relay Module RS485 Modbus RTU Control Switch Board Power Supply DC 12V 24V 8 Isolated Input & 8 Output DIN35 C45 Rail Box UART Relay Module RS485 Modbus RTU Control Switch Board Power Supply

DC 12V 24V 8 Isolated Input & 8 Output DIN35 C45 Rail Box UART Relay Module RS485 Modbus RTU Control Switch Board Power Supply

$12.89 $14.99

14 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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38% off
8Ch Input/Output Digital Switch TTL Lvttl CMOS RS485 IO Control Module Modbus Rtu Board For PLC Relay 8Ch Input/Output Digital Switch TTL Lvttl CMOS RS485 IO Control Module Modbus Rtu Board For PLC Relay

8Ch Input/Output Digital Switch TTL Lvttl CMOS RS485 IO Control Module Modbus Rtu Board For PLC Relay

$5.34 $8.62

Categories: Home Improvement, Electrical Equipment & Supplies

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5% off
K thermocouple temperature acquisition and measurement temperature measurement module MODBUS RTU protocol photoelectric isolatio K thermocouple temperature acquisition and measurement temperature measurement module MODBUS RTU protocol photoelectric isolatio

K thermocouple temperature acquisition and measurement temperature measurement module MODBUS RTU protocol photoelectric isolatio

$28.39 $29.88

Categories: Home Improvement, Electrical Equipment & Supplies

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5% off
4-20mA Ma 485 current signal collector module MODBUS RTU protocol photoelectric isolation communication 4-20mA Ma 485 current signal collector module MODBUS RTU protocol photoelectric isolation communication

4-20mA Ma 485 current signal collector module MODBUS RTU protocol photoelectric isolation communication

$26.58 $27.98

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
8Ch Input/Output Digital Switch TTL LvTTL CMOS RS485 IO Control Module Modbus Rtu Board for PLC Relay, (with Pin) 8Ch Input/Output Digital Switch TTL LvTTL CMOS RS485 IO Control Module Modbus Rtu Board for PLC Relay, (with Pin)

8Ch Input/Output Digital Switch TTL LvTTL CMOS RS485 IO Control Module Modbus Rtu Board for PLC Relay, (with Pin)

$5.86 $5.86

Categories: Home Improvement, Electrical Equipment & Supplies

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Used RTU-485 PLC Modules tested ok fast shipping Used RTU-485 PLC Modules tested ok fast shipping

Used RTU-485 PLC Modules tested ok fast shipping

$380.60 $380.60

Categories: Home Improvement, Electrical Equipment & Supplies

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DC 12V Relay Module 16 Channel MODBUS RTU RS485 Relay Board PLC Controller Serial Port Switch Shield for Arduino DC 12V Relay Module 16 Channel MODBUS RTU RS485 Relay Board PLC Controller Serial Port Switch Shield for Arduino

DC 12V Relay Module 16 Channel MODBUS RTU RS485 Relay Board PLC Controller Serial Port Switch Shield for Arduino

$31.34 $31.34

Categories: Home Improvement, Electrical Equipment & Supplies

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Brand-new Module GL10-RTU-ECTA-SJ Brand-new Module GL10-RTU-ECTA-SJ

Brand-new Module GL10-RTU-ECTA-SJ

$838.01 $838.01

Categories: Home Improvement, Electrical Equipment & Supplies

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4-6 Bit Arabic Numerals English Characters Display Module Digital Tube LED Board DC 5-28V RS485 Modbus RTU 0.36 0.56 inch 4-6 Bit Arabic Numerals English Characters Display Module Digital Tube LED Board DC 5-28V RS485 Modbus RTU 0.36 0.56 inch

4-6 Bit Arabic Numerals English Characters Display Module Digital Tube LED Board DC 5-28V RS485 Modbus RTU 0.36 0.56 inch

$8.40 $8.40

Categories: Home Improvement, Electrical Equipment & Supplies

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mini DC 5V 12V 24V 8CH 4-20MA 0-20MA MODBUS RTU RS485 Current Analog Input Collector Module N4CID08 mini DC 5V 12V 24V 8CH 4-20MA 0-20MA MODBUS RTU RS485 Current Analog Input Collector Module N4CID08

mini DC 5V 12V 24V 8CH 4-20MA 0-20MA MODBUS RTU RS485 Current Analog Input Collector Module N4CID08

$81.47 $81.47

Categories: Home Improvement, Electrical Equipment & Supplies

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25% off
32 Channel Modbus RTU RS485 Relay Switch Board DC 12V 24V UART Serial Port Module DIN Rail Box PLC Expanding Board 32 Channel Modbus RTU RS485 Relay Switch Board DC 12V 24V UART Serial Port Module DIN Rail Box PLC Expanding Board

32 Channel Modbus RTU RS485 Relay Switch Board DC 12V 24V UART Serial Port Module DIN Rail Box PLC Expanding Board

$52.05 $69.40

1 sold

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

$196.27 $196.27

Categories: Home Improvement, Electrical Equipment & Supplies

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30% off
1-32DO DC 12V 24V Micro Size 3A/2A MODBUS RTU RS485 Relay Board DIN Rail C32 PC UART Serial Port Switch Module PLC I/O Expander 1-32DO DC 12V 24V Micro Size 3A/2A MODBUS RTU RS485 Relay Board DIN Rail C32 PC UART Serial Port Switch Module PLC I/O Expander

1-32DO DC 12V 24V Micro Size 3A/2A MODBUS RTU RS485 Relay Board DIN Rail C32 PC UART Serial Port Switch Module PLC I/O Expander

$6.47 $9.25

2 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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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

$187.50 $187.50

Categories: Home Improvement, Electrical Equipment & Supplies

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7CH DC 12V RS485 NTC Thermistor Temperature Sensor Modbus Rtu Remote acquisition monitor Module B3950 10K 1% 7CH DC 12V RS485 NTC Thermistor Temperature Sensor Modbus Rtu Remote acquisition monitor Module B3950 10K 1%

7CH DC 12V RS485 NTC Thermistor Temperature Sensor Modbus Rtu Remote acquisition monitor Module B3950 10K 1%

$58.79 $58.79

5 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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30% off
NTROA02 2 IN 1 2AI-2DO NTC Relay RS485 RS232(TTL) Analog Digital Modbus Rtu Remote IO Module Temperature Acquisition NTROA02 2 IN 1 2AI-2DO NTC Relay RS485 RS232(TTL) Analog Digital Modbus Rtu Remote IO Module Temperature Acquisition

NTROA02 2 IN 1 2AI-2DO NTC Relay RS485 RS232(TTL) Analog Digital Modbus Rtu Remote IO Module Temperature Acquisition

$48.85 $69.79

Categories: Home Improvement, Electrical Equipment & Supplies

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25% off
16 Channel DC 12V 24V Hardware Setup Parameters Modbus Rtu Multifunction RS485 Relay Module PLC HMI IO Expansion Board 16 Channel DC 12V 24V Hardware Setup Parameters Modbus Rtu Multifunction RS485 Relay Module PLC HMI IO Expansion Board

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

$34.82 $46.43

Categories: Home Improvement, Electrical Equipment & Supplies

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65% off
8Ch Input/Output Digital Switch TTL Lvttl CMOS RS485 IO Control Module Modbus Rtu Board For PLC Relay 8Ch Input/Output Digital Switch TTL Lvttl CMOS RS485 IO Control Module Modbus Rtu Board For PLC Relay

8Ch Input/Output Digital Switch TTL Lvttl CMOS RS485 IO Control Module Modbus Rtu Board For PLC Relay

$26.60 $76.01

Categories: Home Improvement, Electrical Equipment & Supplies

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DAM3018D/DAM3017D 7-channel 8-channel relay output module RS485 bus Modbus RTU protocol data acquisition module DAM3018D/DAM3017D 7-channel 8-channel relay output module RS485 bus Modbus RTU protocol data acquisition module

DAM3018D/DAM3017D 7-channel 8-channel relay output module RS485 bus Modbus RTU protocol data acquisition module

$67.55 $67.55

Categories: Home Improvement, Electrical Equipment & Supplies

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5% off
Three phase AC voltage and current power acquisition module MODBUS-RTU protocol 485 electrical parameters measurement Three phase AC voltage and current power acquisition module MODBUS-RTU protocol 485 electrical parameters measurement

Three phase AC voltage and current power acquisition module MODBUS-RTU protocol 485 electrical parameters measurement

$48.26 $50.80

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
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 4-20MA 0-10V Current Voltage Collector R4A8H08

$179.78 $179.78

1 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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DC 6.5-30V 32CH DIN35 C45 Rail Box RS485 Modbus RTU Controller 300MA Driver Module For PLC Relay Switch LED Motor DC 6.5-30V 32CH DIN35 C45 Rail Box RS485 Modbus RTU Controller 300MA Driver Module For PLC Relay Switch LED Motor

DC 6.5-30V 32CH DIN35 C45 Rail Box RS485 Modbus RTU Controller 300MA Driver Module For PLC Relay Switch LED Motor

$125.29 $125.29

Categories: Home Improvement, Electrical Equipment & Supplies

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Industrial Grade 4DO RS485 Relay Module DIP Switch Set Parameters Modbus RTU PLC IO Expanding Board RYR404A DC 12V 24V Industrial Grade 4DO RS485 Relay Module DIP Switch Set Parameters Modbus RTU PLC IO Expanding Board RYR404A DC 12V 24V

Industrial Grade 4DO RS485 Relay Module DIP Switch Set Parameters Modbus RTU PLC IO Expanding Board RYR404A DC 12V 24V

$101.67 $101.67

Categories: Home Improvement, Electrical Equipment & Supplies

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ET48A08 DC 12V 2 IN 1 8Ch Ethernet/RS485 Relay Module Modbus Slave RTU TCP/IP UART Network controller Switch Board ET48A08 DC 12V 2 IN 1 8Ch Ethernet/RS485 Relay Module Modbus Slave RTU TCP/IP UART Network controller Switch Board

ET48A08 DC 12V 2 IN 1 8Ch Ethernet/RS485 Relay Module Modbus Slave RTU TCP/IP UART Network controller Switch Board

$21.86 $21.86

2 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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Mini DC 12V 24V 32CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32 Mini DC 12V 24V 32CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32

Mini DC 12V 24V 32CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32

$358.17 $358.17

Categories: Home Improvement, Electrical Equipment & Supplies

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7% off
Multi-channel K Thermocouple Temperature Acquisition Module SRBKNEJT Thermocouple to 485MODBUS-RTU Rail 35mm

Multi-channel K Thermocouple Temperature Acquisition Module SRBKNEJT Thermocouple to 485MODBUS-RTU Rail 35mm

$249.53 $268.31

Categories: Home Improvement, Electrical Equipment & Supplies

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