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50% off
For RS485 Modbus-RTU Temperature And Humidity Sensor 5–28 VDC ±0.3°C/±3%RH -40–80°C 0–100%RH EMC For For RS485 Modbus-RTU Temperature And Humidity Sensor 5–28 VDC ±0.3°C/±3%RH -40–80°C 0–100%RH EMC For

For RS485 Modbus-RTU Temperature And Humidity Sensor 5–28 VDC ±0.3°C/±3%RH -40–80°C 0–100%RH EMC For

$30.22$60.44

6% off
PZEM-004T Single Phase Smart Energy Meter Wattmeter AC Voltmeter Electric Kwh Meter Modbus TTL Ammeter 220V 32A 63A 100A PZEM-004T Single Phase Smart Energy Meter Wattmeter AC Voltmeter Electric Kwh Meter Modbus TTL Ammeter 220V 32A 63A 100A

PZEM-004T Single Phase Smart Energy Meter Wattmeter AC Voltmeter Electric Kwh Meter Modbus TTL Ammeter 220V 32A 63A 100A

$8.78$9.42

52 sold
6% off
PZEM 004T 4.0 Single Phase Wattmeter Kwh Meter TTL Modbus-RTU 220V 32A/63A/100A Electricity Volt Amp Frequency Energy Meter PZEM 004T 4.0 Single Phase Wattmeter Kwh Meter TTL Modbus-RTU 220V 32A/63A/100A Electricity Volt Amp Frequency Energy Meter

PZEM 004T 4.0 Single Phase Wattmeter Kwh Meter TTL Modbus-RTU 220V 32A/63A/100A Electricity Volt Amp Frequency Energy Meter

$9.52$10.21

364 sold
25% off
Modbus RTU 4-Channel Digital Switch Acquisition Module RS485 Interface MAX485 Chip Optocoupler Input DC3.3-24V Multi Output Mode Modbus RTU 4-Channel Digital Switch Acquisition Module RS485 Interface MAX485 Chip Optocoupler Input DC3.3-24V Multi Output Mode

Modbus RTU 4-Channel Digital Switch Acquisition Module RS485 Interface MAX485 Chip Optocoupler Input DC3.3-24V Multi Output Mode

$3.88$5.17

1 sold
Temperature and Humidity Transmitter High Precision RS485 Module Modbus Signal Analog Detection Sensor Temperature Transformer Temperature and Humidity Transmitter High Precision RS485 Module Modbus Signal Analog Detection Sensor Temperature Transformer

Temperature and Humidity Transmitter High Precision RS485 Module Modbus Signal Analog Detection Sensor Temperature Transformer

$6.26$6.26

20 sold
31% off
31GJ PZEM-004T Communication Module with Housing TTL Modbus-RTU AC Single Phase 31GJ PZEM-004T Communication Module with Housing TTL Modbus-RTU AC Single Phase

31GJ PZEM-004T Communication Module with Housing TTL Modbus-RTU AC Single Phase

$34.98$50.70

39% off
LNHF 2CH Modbus Temperature Sensor Module RS485 Adapter Board for PLC Paperless Recorder Thermostatic Controls, with Pin LNHF 2CH Modbus Temperature Sensor Module RS485 Adapter Board for PLC Paperless Recorder Thermostatic Controls, with Pin

LNHF 2CH Modbus Temperature Sensor Module RS485 Adapter Board for PLC Paperless Recorder Thermostatic Controls, with Pin

$3.75$6.15

PZEM-004T Communication Module TTL Modbus-RTU AC Single Phase 100A Measure AC Voltage Current High Precision Durable PZEM-004T Communication Module TTL Modbus-RTU AC Single Phase 100A Measure AC Voltage Current High Precision Durable

PZEM-004T Communication Module TTL Modbus-RTU AC Single Phase 100A Measure AC Voltage Current High Precision Durable

$72.36$72.36

4 sold
5% off
PZEM-004T-D-P Energy Power Meter Wattmeter 220V Electric Consumption Meter Voltage Current Voltmeter TTL Modbus PCB Only PZEM-004T-D-P Energy Power Meter Wattmeter 220V Electric Consumption Meter Voltage Current Voltmeter TTL Modbus PCB Only

PZEM-004T-D-P Energy Power Meter Wattmeter 220V Electric Consumption Meter Voltage Current Voltmeter TTL Modbus PCB Only

$8.44$8.96

1 sold
30% off
Power Meter Energy Monitor Electricity Monitor PZEM-004T 3.0 Version Communication Module TTL Modbus-RTU AC Single Phase Power Meter Energy Monitor Electricity Monitor PZEM-004T 3.0 Version Communication Module TTL Modbus-RTU AC Single Phase

Power Meter Energy Monitor Electricity Monitor PZEM-004T 3.0 Version Communication Module TTL Modbus-RTU AC Single Phase

$34.08$48.68

7% off
R4AVA07 7 Channel RS485 Voltage Analog Collector ADC Modbus RTU 03 06 Function Code R4AVA07 7 Channel RS485 Voltage Analog Collector ADC Modbus RTU 03 06 Function Code

R4AVA07 7 Channel RS485 Voltage Analog Collector ADC Modbus RTU 03 06 Function Code

$55.00$59.49

50% off
For RS485 To Analog Output Module 2/4 Channels 0-10V/0-5V/4-20mA For Modbus For RTU 12-Bit Resolution 0.1% Accuracy DC 5-30V For RS485 To Analog Output Module 2/4 Channels 0-10V/0-5V/4-20mA For Modbus For RTU 12-Bit Resolution 0.1% Accuracy DC 5-30V

For RS485 To Analog Output Module 2/4 Channels 0-10V/0-5V/4-20mA For Modbus For RTU 12-Bit Resolution 0.1% Accuracy DC 5-30V

$32.60$65.20

1 sold
27% off
ABUL-DC5-28V RS485 Temperature And Humidity Transmitter Modbus XY-MD03 Collector Temperature And Humidity -Pe Head Easy Install ABUL-DC5-28V RS485 Temperature And Humidity Transmitter Modbus XY-MD03 Collector Temperature And Humidity -Pe Head Easy Install

ABUL-DC5-28V RS485 Temperature And Humidity Transmitter Modbus XY-MD03 Collector Temperature And Humidity -Pe Head Easy Install

$8.60$11.78

40% off
SHT40 Temperature Humidity Sensor Transmitter 4-30V DC RS485-Modbus RTU Industrial Grade High Accuracy Probe For-Environmental M SHT40 Temperature Humidity Sensor Transmitter 4-30V DC RS485-Modbus RTU Industrial Grade High Accuracy Probe For-Environmental M

SHT40 Temperature Humidity Sensor Transmitter 4-30V DC RS485-Modbus RTU Industrial Grade High Accuracy Probe For-Environmental M

$24.75$41.25

1% off
High Precision Temperature and Humidity Transmitter Acquisition Module RS485 Communication Modbus Protocol High Precision Temperature and Humidity Transmitter Acquisition Module RS485 Communication Modbus Protocol

High Precision Temperature and Humidity Transmitter Acquisition Module RS485 Communication Modbus Protocol

$40.79$41.20

2 sold
45% off
100A PZEM-004T 3.0 220 Volt Voltage Ammeter Box Power Energy Watt Meter PF Frequency Kwh Current Voltmeter TTL Modbus-RTU Module 100A PZEM-004T 3.0 220 Volt Voltage Ammeter Box Power Energy Watt Meter PF Frequency Kwh Current Voltmeter TTL Modbus-RTU Module

100A PZEM-004T 3.0 220 Volt Voltage Ammeter Box Power Energy Watt Meter PF Frequency Kwh Current Voltmeter TTL Modbus-RTU Module

$1.09$1.98

36% off
1pc PT100 Temperature Sensor Transmitter RS485 FOR MODBUS RTU Protocol Resistance Temperature Monitoring For Industrial 1pc PT100 Temperature Sensor Transmitter RS485 FOR MODBUS RTU Protocol Resistance Temperature Monitoring For Industrial

1pc PT100 Temperature Sensor Transmitter RS485 FOR MODBUS RTU Protocol Resistance Temperature Monitoring For Industrial

$16.36$25.56

51% off
Stlxy PT100/RTD/Thermocouple Temperature Transmitter Module with RS485 MODBUS RTU Interface, Wide Voltage DC 8-25V Stlxy PT100/RTD/Thermocouple Temperature Transmitter Module with RS485 MODBUS RTU Interface, Wide Voltage DC 8-25V

Stlxy PT100/RTD/Thermocouple Temperature Transmitter Module with RS485 MODBUS RTU Interface, Wide Voltage DC 8-25V

$40.77$83.20

2 sold
6% off
Temperature and humidity sensor RS485 air temperature and humidity probe module Modbus analog 4-20mA output Temperature and humidity sensor RS485 air temperature and humidity probe module Modbus analog 4-20mA output

Temperature and humidity sensor RS485 air temperature and humidity probe module Modbus analog 4-20mA output

$327.98$348.91

41% off
Modbus RTU 4-Channel Digital Switch Acquisition Module RS485 Interface MAX485 Chip Optocoupler Input DC3.3-24V Multi Output Mode Modbus RTU 4-Channel Digital Switch Acquisition Module RS485 Interface MAX485 Chip Optocoupler Input DC3.3-24V Multi Output Mode

Modbus RTU 4-Channel Digital Switch Acquisition Module RS485 Interface MAX485 Chip Optocoupler Input DC3.3-24V Multi Output Mode

$5.89$9.98

Modbus Temperature and Humidity Sensor 485 Probe Module - Industrial-Grade, High-Precision, Waterproof, Dustproof, Suitable for Modbus Temperature and Humidity Sensor 485 Probe Module - Industrial-Grade, High-Precision, Waterproof, Dustproof, Suitable for

Modbus Temperature and Humidity Sensor 485 Probe Module - Industrial-Grade, High-Precision, Waterproof, Dustproof, Suitable for

$28.00$28.00

6% off
PZEM-004T 4.0 Single Phase Electric Energy Communication Box TTL Modbus AC Voltmeter Current Watt Kwh Ammeter 220V 10A 100A PZEM-004T 4.0 Single Phase Electric Energy Communication Box TTL Modbus AC Voltmeter Current Watt Kwh Ammeter 220V 10A 100A

PZEM-004T 4.0 Single Phase Electric Energy Communication Box TTL Modbus AC Voltmeter Current Watt Kwh Ammeter 220V 10A 100A

$8.72$9.32

77 sold
45% off
PZEM-017 DC Current Meter RS485 Interface Modbus Voltmeter Power Energy Wattmeter 0-300V 50A/300A Shunt USB Cable PZEM-017 DC Current Meter RS485 Interface Modbus Voltmeter Power Energy Wattmeter 0-300V 50A/300A Shunt USB Cable

PZEM-017 DC Current Meter RS485 Interface Modbus Voltmeter Power Energy Wattmeter 0-300V 50A/300A Shunt USB Cable

$42.94$78.08

12 sold
70% off
4 Channel Digital Input Output Module RS485 For Modbus For Rtu For Ttl DC 7-24V For Plc Automation Control System Industrial 4 Channel Digital Input Output Module RS485 For Modbus For Rtu For Ttl DC 7-24V For Plc Automation Control System Industrial

4 Channel Digital Input Output Module RS485 For Modbus For Rtu For Ttl DC 7-24V For Plc Automation Control System Industrial

$4.65$15.50

31% off
A2UD PZEM-004T Communication Module TTL Modbus-RTU AC Single Phase 100A Measure AC Current High Durable A2UD PZEM-004T Communication Module TTL Modbus-RTU AC Single Phase 100A Measure AC Current High Durable

A2UD PZEM-004T Communication Module TTL Modbus-RTU AC Single Phase 100A Measure AC Current High Durable

$5.38$7.80

2% off
7-24V Modbus-Rtu 2/4 Channel Relay Module Switch Modbus RTU RS485/TTL Communication Input Output W/ Anti-reverse Protection 7-24V Modbus-Rtu 2/4 Channel Relay Module Switch Modbus RTU RS485/TTL Communication Input Output W/ Anti-reverse Protection

7-24V Modbus-Rtu 2/4 Channel Relay Module Switch Modbus RTU RS485/TTL Communication Input Output W/ Anti-reverse Protection

$3.89$4.01

9 sold
14% off
1PCS SM5386 SM5386B SM5386V SM5386M SM5382B SM5382V SM5382M SM5382 Wind Speed Sensor RS485 4-20mA Aluminum 3 Cups MODBUS 1PCS SM5386 SM5386B SM5386V SM5386M SM5382B SM5382V SM5382M SM5382 Wind Speed Sensor RS485 4-20mA Aluminum 3 Cups MODBUS

1PCS SM5386 SM5386B SM5386V SM5386M SM5382B SM5382V SM5382M SM5382 Wind Speed Sensor RS485 4-20mA Aluminum 3 Cups MODBUS

$207.26$241.00

30% off
5-28VDC Digital Temperature Humidity Sensor Probe Waterproof Collection RS485 MODBUS RTU Protocol 5-28VDC Digital Temperature Humidity Sensor Probe Waterproof Collection RS485 MODBUS RTU Protocol

5-28VDC Digital Temperature Humidity Sensor Probe Waterproof Collection RS485 MODBUS RTU Protocol

$4.00$5.71

5 sold
5% off
Module Energy Power Meter Wattmeter 220V Electric Consumption Meter Voltage Current Voltmeter TTL Modbus PCB PZEM-004T-D-P Module Energy Power Meter Wattmeter 220V Electric Consumption Meter Voltage Current Voltmeter TTL Modbus PCB PZEM-004T-D-P

Module Energy Power Meter Wattmeter 220V Electric Consumption Meter Voltage Current Voltmeter TTL Modbus PCB PZEM-004T-D-P

$9.09$9.66

6 sold
4% off
Modbus RTU 4-Channel Digital Switch Acquisition Module RS485 Interface MAX485 Chip Optocoupler Input DC3.3-24V Multi Output Mode Modbus RTU 4-Channel Digital Switch Acquisition Module RS485 Interface MAX485 Chip Optocoupler Input DC3.3-24V Multi Output Mode

Modbus RTU 4-Channel Digital Switch Acquisition Module RS485 Interface MAX485 Chip Optocoupler Input DC3.3-24V Multi Output Mode

$7.96$8.29

28% off
Temperature and Humidity Transmitter RS485 Serial Communica Temperature Sensors Modbus RTU Acquisition Module SHT20 MD02 Temperature and Humidity Transmitter RS485 Serial Communica Temperature Sensors Modbus RTU Acquisition Module SHT20 MD02

Temperature and Humidity Transmitter RS485 Serial Communica Temperature Sensors Modbus RTU Acquisition Module SHT20 MD02

$4.77$6.63

6 sold
JSY1013 DC Single Phase Acquisition Module 10A TTL Modbus-RTU Embedded Designs Solderable Metering Module JSY1013 DC Single Phase Acquisition Module 10A TTL Modbus-RTU Embedded Designs Solderable Metering Module

JSY1013 DC Single Phase Acquisition Module 10A TTL Modbus-RTU Embedded Designs Solderable Metering Module

$6.00$6.00

2 sold
70% off
For RS232 Dual Relay Module 2 In 2 Out NO For Modbus For RTU Serial Control Industrial Automation PCB Board Blue For RS232 Dual Relay Module 2 In 2 Out NO For Modbus For RTU Serial Control Industrial Automation PCB Board Blue

For RS232 Dual Relay Module 2 In 2 Out NO For Modbus For RTU Serial Control Industrial Automation PCB Board Blue

$40.31$134.37

5% off
Analog to 485 acquisition module 4-20mA/0-5V/10V voltage and current USB conversion module Modbus Analog to 485 acquisition module 4-20mA/0-5V/10V voltage and current USB conversion module Modbus

Analog to 485 acquisition module 4-20mA/0-5V/10V voltage and current USB conversion module Modbus

$6.54$6.88

5% off
PZEM-017 DC Voltage Current Energy Power Meter Ammeter Voltmeter Electric Module Amperemeter Wattmeter Modbus RS485 10A 300A PZEM-017 DC Voltage Current Energy Power Meter Ammeter Voltmeter Electric Module Amperemeter Wattmeter Modbus RS485 10A 300A

PZEM-017 DC Voltage Current Energy Power Meter Ammeter Voltmeter Electric Module Amperemeter Wattmeter Modbus RS485 10A 300A

$6.96$7.37

102 sold
70% off
4 Channel Digital Input Output Module For RS485 For Modbus For RTU For TTL DC 7-24V Industrial Automation Control System For PLC 4 Channel Digital Input Output Module For RS485 For Modbus For RTU For TTL DC 7-24V Industrial Automation Control System For PLC

4 Channel Digital Input Output Module For RS485 For Modbus For RTU For TTL DC 7-24V Industrial Automation Control System For PLC

$4.65$15.50

50% off
For RS485 Modbus-RTU Temperature And Humidity Sensor 5–28 VDC ±0.3°C/±3%RH -40–80°C 0–100%RH EMC For For RS485 Modbus-RTU Temperature And Humidity Sensor 5–28 VDC ±0.3°C/±3%RH -40–80°C 0–100%RH EMC For

For RS485 Modbus-RTU Temperature And Humidity Sensor 5–28 VDC ±0.3°C/±3%RH -40–80°C 0–100%RH EMC For

$30.22 $60.44

Categories: Tools, Measurement & Analysis Instruments

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6% off
PZEM-004T Single Phase Smart Energy Meter Wattmeter AC Voltmeter Electric Kwh Meter Modbus TTL Ammeter 220V 32A 63A 100A PZEM-004T Single Phase Smart Energy Meter Wattmeter AC Voltmeter Electric Kwh Meter Modbus TTL Ammeter 220V 32A 63A 100A

PZEM-004T Single Phase Smart Energy Meter Wattmeter AC Voltmeter Electric Kwh Meter Modbus TTL Ammeter 220V 32A 63A 100A

$8.78 $9.42

52 sold

Categories: Tools, Measurement & Analysis Instruments

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6% off
PZEM 004T 4.0 Single Phase Wattmeter Kwh Meter TTL Modbus-RTU 220V 32A/63A/100A Electricity Volt Amp Frequency Energy Meter PZEM 004T 4.0 Single Phase Wattmeter Kwh Meter TTL Modbus-RTU 220V 32A/63A/100A Electricity Volt Amp Frequency Energy Meter

PZEM 004T 4.0 Single Phase Wattmeter Kwh Meter TTL Modbus-RTU 220V 32A/63A/100A Electricity Volt Amp Frequency Energy Meter

$9.52 $10.21

364 sold

Categories: Tools, Measurement & Analysis Instruments

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25% off
Modbus RTU 4-Channel Digital Switch Acquisition Module RS485 Interface MAX485 Chip Optocoupler Input DC3.3-24V Multi Output Mode Modbus RTU 4-Channel Digital Switch Acquisition Module RS485 Interface MAX485 Chip Optocoupler Input DC3.3-24V Multi Output Mode

Modbus RTU 4-Channel Digital Switch Acquisition Module RS485 Interface MAX485 Chip Optocoupler Input DC3.3-24V Multi Output Mode

$3.88 $5.17

1 sold

Categories: Tools, Measurement & Analysis Instruments

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Temperature and Humidity Transmitter High Precision RS485 Module Modbus Signal Analog Detection Sensor Temperature Transformer Temperature and Humidity Transmitter High Precision RS485 Module Modbus Signal Analog Detection Sensor Temperature Transformer

Temperature and Humidity Transmitter High Precision RS485 Module Modbus Signal Analog Detection Sensor Temperature Transformer

$6.26 $6.26

20 sold

Categories: Tools, Measurement & Analysis Instruments

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31% off
31GJ PZEM-004T Communication Module with Housing TTL Modbus-RTU AC Single Phase 31GJ PZEM-004T Communication Module with Housing TTL Modbus-RTU AC Single Phase

31GJ PZEM-004T Communication Module with Housing TTL Modbus-RTU AC Single Phase

$34.98 $50.70

Categories: Tools, Measurement & Analysis Instruments

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39% off
LNHF 2CH Modbus Temperature Sensor Module RS485 Adapter Board for PLC Paperless Recorder Thermostatic Controls, with Pin LNHF 2CH Modbus Temperature Sensor Module RS485 Adapter Board for PLC Paperless Recorder Thermostatic Controls, with Pin

LNHF 2CH Modbus Temperature Sensor Module RS485 Adapter Board for PLC Paperless Recorder Thermostatic Controls, with Pin

$3.75 $6.15

Categories: Tools, Measurement & Analysis Instruments

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PZEM-004T Communication Module TTL Modbus-RTU AC Single Phase 100A Measure AC Voltage Current High Precision Durable PZEM-004T Communication Module TTL Modbus-RTU AC Single Phase 100A Measure AC Voltage Current High Precision Durable

PZEM-004T Communication Module TTL Modbus-RTU AC Single Phase 100A Measure AC Voltage Current High Precision Durable

$72.36 $72.36

4 sold

Categories: Tools, Measurement & Analysis Instruments

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5% off
PZEM-004T-D-P Energy Power Meter Wattmeter 220V Electric Consumption Meter Voltage Current Voltmeter TTL Modbus PCB Only PZEM-004T-D-P Energy Power Meter Wattmeter 220V Electric Consumption Meter Voltage Current Voltmeter TTL Modbus PCB Only

PZEM-004T-D-P Energy Power Meter Wattmeter 220V Electric Consumption Meter Voltage Current Voltmeter TTL Modbus PCB Only

$8.44 $8.96

1 sold

Categories: Tools, Measurement & Analysis Instruments

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30% off
Power Meter Energy Monitor Electricity Monitor PZEM-004T 3.0 Version Communication Module TTL Modbus-RTU AC Single Phase Power Meter Energy Monitor Electricity Monitor PZEM-004T 3.0 Version Communication Module TTL Modbus-RTU AC Single Phase

Power Meter Energy Monitor Electricity Monitor PZEM-004T 3.0 Version Communication Module TTL Modbus-RTU AC Single Phase

$34.08 $48.68

Categories: Tools, Measurement & Analysis Instruments

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7% off
R4AVA07 7 Channel RS485 Voltage Analog Collector ADC Modbus RTU 03 06 Function Code R4AVA07 7 Channel RS485 Voltage Analog Collector ADC Modbus RTU 03 06 Function Code

R4AVA07 7 Channel RS485 Voltage Analog Collector ADC Modbus RTU 03 06 Function Code

$55.00 $59.49

Categories: Tools, Measurement & Analysis Instruments

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50% off
For RS485 To Analog Output Module 2/4 Channels 0-10V/0-5V/4-20mA For Modbus For RTU 12-Bit Resolution 0.1% Accuracy DC 5-30V For RS485 To Analog Output Module 2/4 Channels 0-10V/0-5V/4-20mA For Modbus For RTU 12-Bit Resolution 0.1% Accuracy DC 5-30V

For RS485 To Analog Output Module 2/4 Channels 0-10V/0-5V/4-20mA For Modbus For RTU 12-Bit Resolution 0.1% Accuracy DC 5-30V

$32.60 $65.20

1 sold

Categories: Tools, Measurement & Analysis Instruments

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27% off
ABUL-DC5-28V RS485 Temperature And Humidity Transmitter Modbus XY-MD03 Collector Temperature And Humidity -Pe Head Easy Install ABUL-DC5-28V RS485 Temperature And Humidity Transmitter Modbus XY-MD03 Collector Temperature And Humidity -Pe Head Easy Install

ABUL-DC5-28V RS485 Temperature And Humidity Transmitter Modbus XY-MD03 Collector Temperature And Humidity -Pe Head Easy Install

$8.60 $11.78

Categories: Tools, Measurement & Analysis Instruments

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40% off
SHT40 Temperature Humidity Sensor Transmitter 4-30V DC RS485-Modbus RTU Industrial Grade High Accuracy Probe For-Environmental M SHT40 Temperature Humidity Sensor Transmitter 4-30V DC RS485-Modbus RTU Industrial Grade High Accuracy Probe For-Environmental M

SHT40 Temperature Humidity Sensor Transmitter 4-30V DC RS485-Modbus RTU Industrial Grade High Accuracy Probe For-Environmental M

$24.75 $41.25

Categories: Tools, Measurement & Analysis Instruments

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1% off
High Precision Temperature and Humidity Transmitter Acquisition Module RS485 Communication Modbus Protocol High Precision Temperature and Humidity Transmitter Acquisition Module RS485 Communication Modbus Protocol

High Precision Temperature and Humidity Transmitter Acquisition Module RS485 Communication Modbus Protocol

$40.79 $41.20

2 sold

Categories: Tools, Measurement & Analysis Instruments

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45% off
100A PZEM-004T 3.0 220 Volt Voltage Ammeter Box Power Energy Watt Meter PF Frequency Kwh Current Voltmeter TTL Modbus-RTU Module 100A PZEM-004T 3.0 220 Volt Voltage Ammeter Box Power Energy Watt Meter PF Frequency Kwh Current Voltmeter TTL Modbus-RTU Module

100A PZEM-004T 3.0 220 Volt Voltage Ammeter Box Power Energy Watt Meter PF Frequency Kwh Current Voltmeter TTL Modbus-RTU Module

$1.09 $1.98

Categories: Tools, Measurement & Analysis Instruments

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36% off
1pc PT100 Temperature Sensor Transmitter RS485 FOR MODBUS RTU Protocol Resistance Temperature Monitoring For Industrial 1pc PT100 Temperature Sensor Transmitter RS485 FOR MODBUS RTU Protocol Resistance Temperature Monitoring For Industrial

1pc PT100 Temperature Sensor Transmitter RS485 FOR MODBUS RTU Protocol Resistance Temperature Monitoring For Industrial

$16.36 $25.56

Categories: Tools, Measurement & Analysis Instruments

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51% off
Stlxy PT100/RTD/Thermocouple Temperature Transmitter Module with RS485 MODBUS RTU Interface, Wide Voltage DC 8-25V Stlxy PT100/RTD/Thermocouple Temperature Transmitter Module with RS485 MODBUS RTU Interface, Wide Voltage DC 8-25V

Stlxy PT100/RTD/Thermocouple Temperature Transmitter Module with RS485 MODBUS RTU Interface, Wide Voltage DC 8-25V

$40.77 $83.20

2 sold

Categories: Tools, Measurement & Analysis Instruments

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6% off
Temperature and humidity sensor RS485 air temperature and humidity probe module Modbus analog 4-20mA output Temperature and humidity sensor RS485 air temperature and humidity probe module Modbus analog 4-20mA output

Temperature and humidity sensor RS485 air temperature and humidity probe module Modbus analog 4-20mA output

$327.98 $348.91

Categories: Tools, Measurement & Analysis Instruments

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41% off
Modbus RTU 4-Channel Digital Switch Acquisition Module RS485 Interface MAX485 Chip Optocoupler Input DC3.3-24V Multi Output Mode Modbus RTU 4-Channel Digital Switch Acquisition Module RS485 Interface MAX485 Chip Optocoupler Input DC3.3-24V Multi Output Mode

Modbus RTU 4-Channel Digital Switch Acquisition Module RS485 Interface MAX485 Chip Optocoupler Input DC3.3-24V Multi Output Mode

$5.89 $9.98

Categories: Tools, Measurement & Analysis Instruments

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Modbus Temperature and Humidity Sensor 485 Probe Module - Industrial-Grade, High-Precision, Waterproof, Dustproof, Suitable for Modbus Temperature and Humidity Sensor 485 Probe Module - Industrial-Grade, High-Precision, Waterproof, Dustproof, Suitable for

Modbus Temperature and Humidity Sensor 485 Probe Module - Industrial-Grade, High-Precision, Waterproof, Dustproof, Suitable for

$28.00 $28.00

Categories: Tools, Measurement & Analysis Instruments

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6% off
PZEM-004T 4.0 Single Phase Electric Energy Communication Box TTL Modbus AC Voltmeter Current Watt Kwh Ammeter 220V 10A 100A PZEM-004T 4.0 Single Phase Electric Energy Communication Box TTL Modbus AC Voltmeter Current Watt Kwh Ammeter 220V 10A 100A

PZEM-004T 4.0 Single Phase Electric Energy Communication Box TTL Modbus AC Voltmeter Current Watt Kwh Ammeter 220V 10A 100A

$8.72 $9.32

77 sold

Categories: Tools, Measurement & Analysis Instruments

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45% off
PZEM-017 DC Current Meter RS485 Interface Modbus Voltmeter Power Energy Wattmeter 0-300V 50A/300A Shunt USB Cable PZEM-017 DC Current Meter RS485 Interface Modbus Voltmeter Power Energy Wattmeter 0-300V 50A/300A Shunt USB Cable

PZEM-017 DC Current Meter RS485 Interface Modbus Voltmeter Power Energy Wattmeter 0-300V 50A/300A Shunt USB Cable

$42.94 $78.08

12 sold

Categories: Tools, Measurement & Analysis Instruments

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70% off
4 Channel Digital Input Output Module RS485 For Modbus For Rtu For Ttl DC 7-24V For Plc Automation Control System Industrial 4 Channel Digital Input Output Module RS485 For Modbus For Rtu For Ttl DC 7-24V For Plc Automation Control System Industrial

4 Channel Digital Input Output Module RS485 For Modbus For Rtu For Ttl DC 7-24V For Plc Automation Control System Industrial

$4.65 $15.50

Categories: Tools, Measurement & Analysis Instruments

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31% off
A2UD PZEM-004T Communication Module TTL Modbus-RTU AC Single Phase 100A Measure AC Current High Durable A2UD PZEM-004T Communication Module TTL Modbus-RTU AC Single Phase 100A Measure AC Current High Durable

A2UD PZEM-004T Communication Module TTL Modbus-RTU AC Single Phase 100A Measure AC Current High Durable

$5.38 $7.80

Categories: Tools, Measurement & Analysis Instruments

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2% off
7-24V Modbus-Rtu 2/4 Channel Relay Module Switch Modbus RTU RS485/TTL Communication Input Output W/ Anti-reverse Protection 7-24V Modbus-Rtu 2/4 Channel Relay Module Switch Modbus RTU RS485/TTL Communication Input Output W/ Anti-reverse Protection

7-24V Modbus-Rtu 2/4 Channel Relay Module Switch Modbus RTU RS485/TTL Communication Input Output W/ Anti-reverse Protection

$3.89 $4.01

9 sold

Categories: Tools, Measurement & Analysis Instruments

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14% off
1PCS SM5386 SM5386B SM5386V SM5386M SM5382B SM5382V SM5382M SM5382 Wind Speed Sensor RS485 4-20mA Aluminum 3 Cups MODBUS 1PCS SM5386 SM5386B SM5386V SM5386M SM5382B SM5382V SM5382M SM5382 Wind Speed Sensor RS485 4-20mA Aluminum 3 Cups MODBUS

1PCS SM5386 SM5386B SM5386V SM5386M SM5382B SM5382V SM5382M SM5382 Wind Speed Sensor RS485 4-20mA Aluminum 3 Cups MODBUS

$207.26 $241.00

Categories: Tools, Measurement & Analysis Instruments

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30% off
5-28VDC Digital Temperature Humidity Sensor Probe Waterproof Collection RS485 MODBUS RTU Protocol 5-28VDC Digital Temperature Humidity Sensor Probe Waterproof Collection RS485 MODBUS RTU Protocol

5-28VDC Digital Temperature Humidity Sensor Probe Waterproof Collection RS485 MODBUS RTU Protocol

$4.00 $5.71

5 sold

Categories: Tools, Measurement & Analysis Instruments

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5% off
Module Energy Power Meter Wattmeter 220V Electric Consumption Meter Voltage Current Voltmeter TTL Modbus PCB PZEM-004T-D-P Module Energy Power Meter Wattmeter 220V Electric Consumption Meter Voltage Current Voltmeter TTL Modbus PCB PZEM-004T-D-P

Module Energy Power Meter Wattmeter 220V Electric Consumption Meter Voltage Current Voltmeter TTL Modbus PCB PZEM-004T-D-P

$9.09 $9.66

6 sold

Categories: Tools, Measurement & Analysis Instruments

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