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10% 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

$25.19$27.99

38% off
4-32 Channels IO Card PLC Signal Amplifier Board PNP NPN Conversion Input Optocoupler Isolation Transistor tigger voltage 24V 4-32 Channels IO Card PLC Signal Amplifier Board PNP NPN Conversion Input Optocoupler Isolation Transistor tigger voltage 24V

4-32 Channels IO Card PLC Signal Amplifier Board PNP NPN Conversion Input Optocoupler Isolation Transistor tigger voltage 24V

$6.12$9.97

46 sold
5% off
DAQM-4307 2-way relay output module 485modbus to switch output module IO remote control DAQM-4307 2-way relay output module 485modbus to switch output module IO remote control

DAQM-4307 2-way relay output module 485modbus to switch output module IO remote control

$29.84$31.41

4% off
DC 12V 24V 16CH Hardware Setup Parameters Modbus Rtu Multifunction RS485 Relay Module PLC HMI IO Expansion Board DC 12V 24V 16CH Hardware Setup Parameters Modbus Rtu Multifunction RS485 Relay Module PLC HMI IO Expansion Board

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

$206.40$216.34

7% off
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

$27.51$29.68

4% off
8CH 433M DC 12V Lora Bidirectional Remote IO Controller LED Feedback Indicator NPN In Relay Out Swicth Module Board 8CH 433M DC 12V Lora Bidirectional Remote IO Controller LED Feedback Indicator NPN In Relay Out Swicth Module Board

8CH 433M DC 12V Lora Bidirectional Remote IO Controller LED Feedback Indicator NPN In Relay Out Swicth Module Board

$22.90$23.94

4% off
Relay PLC Industrial Equipment Ultra-thin Safety Barrier RS485 IO Module 8DI-8DO RS485 Digital NPN Input Output MODBUS RTU Relay PLC Industrial Equipment Ultra-thin Safety Barrier RS485 IO Module 8DI-8DO RS485 Digital NPN Input Output MODBUS RTU

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

$28.11$29.51

1 sold
6 DI-DO DC 5V/12V/24V IOS Android Smart Wifi Relay 2.4G RF Remote Control IOT Switch NPN IN Dry Contact Out Tuya Smart Life APP 6 DI-DO DC 5V/12V/24V IOS Android Smart Wifi Relay 2.4G RF Remote Control IOT Switch NPN IN Dry Contact Out Tuya Smart Life APP

6 DI-DO DC 5V/12V/24V IOS Android Smart Wifi Relay 2.4G RF Remote Control IOT Switch NPN IN Dry Contact Out Tuya Smart Life APP

$213.98$213.98

CE038 4CH Bluetooth-compatible Relay 2.4G RF Wireless Remote Control Switch DC 5V 12V 24V For Apple IOS Android Mobile CE038 4CH Bluetooth-compatible Relay 2.4G RF Wireless Remote Control Switch DC 5V 12V 24V For Apple IOS Android Mobile

CE038 4CH Bluetooth-compatible Relay 2.4G RF Wireless Remote Control Switch DC 5V 12V 24V For Apple IOS Android Mobile

$170.17$170.17

6% off
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

$244.29$262.67

CAROA04 Relay Controller Module RS485 Digital NPN/PNP IO Expanding Board 4/8/16 DI-DO CAN for CNC Car Automated Industry CAROA04 Relay Controller Module RS485 Digital NPN/PNP IO Expanding Board 4/8/16 DI-DO CAN for CNC Car Automated Industry

CAROA04 Relay Controller Module RS485 Digital NPN/PNP IO Expanding Board 4/8/16 DI-DO CAN for CNC Car Automated Industry

$150.56$150.56

62% off
8-30V Small DC Linear Geared Motor Driver Forward Reverse Stop Delay Timer Controller RS485 PLC IO 8-30V Small DC Linear Geared Motor Driver Forward Reverse Stop Delay Timer Controller RS485 PLC IO

8-30V Small DC Linear Geared Motor Driver Forward Reverse Stop Delay Timer Controller RS485 PLC IO

$6.54$17.22

7% off
8ch RS232 TTL232 IO Control Switch Board Com DB9 Serial port for Momentary Self-locking Interlock Latch Delay Relay Module 8ch RS232 TTL232 IO Control Switch Board Com DB9 Serial port for Momentary Self-locking Interlock Latch Delay Relay Module

8ch RS232 TTL232 IO Control Switch Board Com DB9 Serial port for Momentary Self-locking Interlock Latch Delay Relay Module

$172.22$186.94

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

$214.77$214.77

30% off
DC 5V 12V 24V 4CH Bluetooth-compatible Relay 2.4G RF Wireless Remote Control Switch for Apple IOS Android Mobile DC 5V 12V 24V 4CH Bluetooth-compatible Relay 2.4G RF Wireless Remote Control Switch for Apple IOS Android Mobile

DC 5V 12V 24V 4CH Bluetooth-compatible Relay 2.4G RF Wireless Remote Control Switch for Apple IOS Android Mobile

$149.10$213.00

4% off
16CH Micro Size RS485 Relay Modbus Rtu PLC IO Expansion 3A Digital Output Board Switch Intermediate Relay Module DC 12V-24V 16CH Micro Size RS485 Relay Modbus Rtu PLC IO Expansion 3A Digital Output Board Switch Intermediate Relay Module DC 12V-24V

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

$209.43$220.18

5% off
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 141R Spring Terminal Block for Relay Smart Home

$202.23$210.95

4% 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

$225.20$237.01

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

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

$25.86$25.86

15% off
12V 24V 12CH Digital IO RS485 Relay Module Modbus RTU DIN35 C45 Rail Box For PLC PTZ Configuration 12V 24V 12CH Digital IO RS485 Relay Module Modbus RTU DIN35 C45 Rail Box For PLC PTZ Configuration

12V 24V 12CH Digital IO RS485 Relay Module Modbus RTU DIN35 C45 Rail Box For PLC PTZ Configuration

$163.86$192.78

1 sold
7% off
DC 12V 24V 16CH Hardware Setup Parameters Modbus Rtu Multifunction RS485 Relay Module PLC HMI IO Expansion Board DC 12V 24V 16CH Hardware Setup Parameters Modbus Rtu Multifunction RS485 Relay Module PLC HMI IO Expansion Board

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

$24.33$26.28

3 sold
5% off
2 Pcs DC 12V 24V 8 Channels Multifunction Delay Timer Switch Board RS485 PLC IO Expanding Shield Module For Arduino NANO V3.0 2 Pcs DC 12V 24V 8 Channels Multifunction Delay Timer Switch Board RS485 PLC IO Expanding Shield Module For Arduino NANO V3.0

2 Pcs DC 12V 24V 8 Channels Multifunction Delay Timer Switch Board RS485 PLC IO Expanding Shield Module For Arduino NANO V3.0

$15.19$15.99

33% off
16AI-16DI-16DO RS485 MEGA2560 R3 IO Expanding Module Analog Digital Modbus Relay Board for Arduino Open PLC Remote IO 16AI-16DI-16DO RS485 MEGA2560 R3 IO Expanding Module Analog Digital Modbus Relay Board for Arduino Open PLC Remote IO

16AI-16DI-16DO RS485 MEGA2560 R3 IO Expanding Module Analog Digital Modbus Relay Board for Arduino Open PLC Remote IO

$33.30$49.70

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

$191.55$191.55

4% 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

$207.46$217.66

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

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

$23.81$24.95

4% off
12CH 12V 24V Digital IO RS485 Relay Module Modbus RTU DIN35 C45 Rail Box For PLC PTZ Configuration 12CH 12V 24V Digital IO RS485 Relay Module Modbus RTU DIN35 C45 Rail Box For PLC PTZ Configuration

12CH 12V 24V Digital IO RS485 Relay Module Modbus RTU DIN35 C45 Rail Box For PLC PTZ Configuration

$204.16$214.06

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

$200.97$211.14

30% off
12VDC 1 Channel 1DI-1DO Modbus RTU RS485 Relay NPN Input Relay PLC IO Expanding 12VDC 1 Channel 1DI-1DO Modbus RTU RS485 Relay NPN Input Relay PLC IO Expanding

12VDC 1 Channel 1DI-1DO Modbus RTU RS485 Relay NPN Input Relay PLC IO Expanding

$5.59$7.99

8CH DC 12V 24V Multifunction Delay Timer Switch Board RS485 PLC IO Expanding Module For Arduino NANO V3.0 8CH DC 12V 24V Multifunction Delay Timer Switch Board RS485 PLC IO Expanding Module For Arduino NANO V3.0

8CH DC 12V 24V Multifunction Delay Timer Switch Board RS485 PLC IO Expanding Module For Arduino NANO V3.0

$63.87$63.87

Digital IO RS485 Relay Module Modbus N4D8C12 12V 24V 12CH RTU DIN35 C45 Rail Box For PLC PTZ Configuration Digital IO RS485 Relay Module Modbus N4D8C12 12V 24V 12CH RTU DIN35 C45 Rail Box For PLC PTZ Configuration

Digital IO RS485 Relay Module Modbus N4D8C12 12V 24V 12CH RTU DIN35 C45 Rail Box For PLC PTZ Configuration

$210.19$210.19

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

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

$183.23$183.23

3 sold
4% off
12V 24V 12CH Digital IO RS485 Relay Module Modbus RTU DIN35 C45 Rail Box For PLC PTZ Configuration N4D8C12 12V 24V 12CH Digital IO RS485 Relay Module Modbus RTU DIN35 C45 Rail Box For PLC PTZ Configuration N4D8C12

12V 24V 12CH Digital IO RS485 Relay Module Modbus RTU DIN35 C45 Rail Box For PLC PTZ Configuration N4D8C12

$206.39$216.23

4% off
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

$200.79$210.95

10% 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

$25.19 $27.99

Categories: Home Improvement, Electrical Equipment & Supplies

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38% off
4-32 Channels IO Card PLC Signal Amplifier Board PNP NPN Conversion Input Optocoupler Isolation Transistor tigger voltage 24V 4-32 Channels IO Card PLC Signal Amplifier Board PNP NPN Conversion Input Optocoupler Isolation Transistor tigger voltage 24V

4-32 Channels IO Card PLC Signal Amplifier Board PNP NPN Conversion Input Optocoupler Isolation Transistor tigger voltage 24V

$6.12 $9.97

46 sold

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
5% off
DAQM-4307 2-way relay output module 485modbus to switch output module IO remote control DAQM-4307 2-way relay output module 485modbus to switch output module IO remote control

DAQM-4307 2-way relay output module 485modbus to switch output module IO remote control

$29.84 $31.41

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
4% off
DC 12V 24V 16CH Hardware Setup Parameters Modbus Rtu Multifunction RS485 Relay Module PLC HMI IO Expansion Board DC 12V 24V 16CH Hardware Setup Parameters Modbus Rtu Multifunction RS485 Relay Module PLC HMI IO Expansion Board

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

$206.40 $216.34

Categories: Home Improvement, Electrical Equipment & Supplies

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7% off
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

$27.51 $29.68

Categories: Home Improvement, Electrical Equipment & Supplies

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4% off
8CH 433M DC 12V Lora Bidirectional Remote IO Controller LED Feedback Indicator NPN In Relay Out Swicth Module Board 8CH 433M DC 12V Lora Bidirectional Remote IO Controller LED Feedback Indicator NPN In Relay Out Swicth Module Board

8CH 433M DC 12V Lora Bidirectional Remote IO Controller LED Feedback Indicator NPN In Relay Out Swicth Module Board

$22.90 $23.94

Categories: Home Improvement, Electrical Equipment & Supplies

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4% off
Relay PLC Industrial Equipment Ultra-thin Safety Barrier RS485 IO Module 8DI-8DO RS485 Digital NPN Input Output MODBUS RTU Relay PLC Industrial Equipment Ultra-thin Safety Barrier RS485 IO Module 8DI-8DO RS485 Digital NPN Input Output MODBUS RTU

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

$28.11 $29.51

1 sold

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
6 DI-DO DC 5V/12V/24V IOS Android Smart Wifi Relay 2.4G RF Remote Control IOT Switch NPN IN Dry Contact Out Tuya Smart Life APP 6 DI-DO DC 5V/12V/24V IOS Android Smart Wifi Relay 2.4G RF Remote Control IOT Switch NPN IN Dry Contact Out Tuya Smart Life APP

6 DI-DO DC 5V/12V/24V IOS Android Smart Wifi Relay 2.4G RF Remote Control IOT Switch NPN IN Dry Contact Out Tuya Smart Life APP

$213.98 $213.98

Categories: Home Improvement, Electrical Equipment & Supplies

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CE038 4CH Bluetooth-compatible Relay 2.4G RF Wireless Remote Control Switch DC 5V 12V 24V For Apple IOS Android Mobile CE038 4CH Bluetooth-compatible Relay 2.4G RF Wireless Remote Control Switch DC 5V 12V 24V For Apple IOS Android Mobile

CE038 4CH Bluetooth-compatible Relay 2.4G RF Wireless Remote Control Switch DC 5V 12V 24V For Apple IOS Android Mobile

$170.17 $170.17

Categories: Home Improvement, Electrical Equipment & Supplies

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6% off
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

$244.29 $262.67

Categories: Home Improvement, Electrical Equipment & Supplies

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CAROA04 Relay Controller Module RS485 Digital NPN/PNP IO Expanding Board 4/8/16 DI-DO CAN for CNC Car Automated Industry CAROA04 Relay Controller Module RS485 Digital NPN/PNP IO Expanding Board 4/8/16 DI-DO CAN for CNC Car Automated Industry

CAROA04 Relay Controller Module RS485 Digital NPN/PNP IO Expanding Board 4/8/16 DI-DO CAN for CNC Car Automated Industry

$150.56 $150.56

Categories: Home Improvement, Electrical Equipment & Supplies

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62% off
8-30V Small DC Linear Geared Motor Driver Forward Reverse Stop Delay Timer Controller RS485 PLC IO 8-30V Small DC Linear Geared Motor Driver Forward Reverse Stop Delay Timer Controller RS485 PLC IO

8-30V Small DC Linear Geared Motor Driver Forward Reverse Stop Delay Timer Controller RS485 PLC IO

$6.54 $17.22

Categories: Home Improvement, Electrical Equipment & Supplies

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7% off
8ch RS232 TTL232 IO Control Switch Board Com DB9 Serial port for Momentary Self-locking Interlock Latch Delay Relay Module 8ch RS232 TTL232 IO Control Switch Board Com DB9 Serial port for Momentary Self-locking Interlock Latch Delay Relay Module

8ch RS232 TTL232 IO Control Switch Board Com DB9 Serial port for Momentary Self-locking Interlock Latch Delay Relay Module

$172.22 $186.94

Categories: Home Improvement, Electrical Equipment & Supplies

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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

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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

$214.77 $214.77

Categories: Home Improvement, Electrical Equipment & Supplies

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30% off
DC 5V 12V 24V 4CH Bluetooth-compatible Relay 2.4G RF Wireless Remote Control Switch for Apple IOS Android Mobile DC 5V 12V 24V 4CH Bluetooth-compatible Relay 2.4G RF Wireless Remote Control Switch for Apple IOS Android Mobile

DC 5V 12V 24V 4CH Bluetooth-compatible Relay 2.4G RF Wireless Remote Control Switch for Apple IOS Android Mobile

$149.10 $213.00

Categories: Home Improvement, Electrical Equipment & Supplies

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4% off
16CH Micro Size RS485 Relay Modbus Rtu PLC IO Expansion 3A Digital Output Board Switch Intermediate Relay Module DC 12V-24V 16CH Micro Size RS485 Relay Modbus Rtu PLC IO Expansion 3A Digital Output Board Switch Intermediate Relay Module DC 12V-24V

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

$209.43 $220.18

Categories: Home Improvement, Electrical Equipment & Supplies

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5% off
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 141R Spring Terminal Block for Relay Smart Home

$202.23 $210.95

Categories: Home Improvement, Electrical Equipment & Supplies

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4% 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

$225.20 $237.01

Categories: Home Improvement, Electrical Equipment & Supplies

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

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

$25.86 $25.86

Categories: Home Improvement, Electrical Equipment & Supplies

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15% off
12V 24V 12CH Digital IO RS485 Relay Module Modbus RTU DIN35 C45 Rail Box For PLC PTZ Configuration 12V 24V 12CH Digital IO RS485 Relay Module Modbus RTU DIN35 C45 Rail Box For PLC PTZ Configuration

12V 24V 12CH Digital IO RS485 Relay Module Modbus RTU DIN35 C45 Rail Box For PLC PTZ Configuration

$163.86 $192.78

1 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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7% off
DC 12V 24V 16CH Hardware Setup Parameters Modbus Rtu Multifunction RS485 Relay Module PLC HMI IO Expansion Board DC 12V 24V 16CH Hardware Setup Parameters Modbus Rtu Multifunction RS485 Relay Module PLC HMI IO Expansion Board

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

$24.33 $26.28

3 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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5% off
2 Pcs DC 12V 24V 8 Channels Multifunction Delay Timer Switch Board RS485 PLC IO Expanding Shield Module For Arduino NANO V3.0 2 Pcs DC 12V 24V 8 Channels Multifunction Delay Timer Switch Board RS485 PLC IO Expanding Shield Module For Arduino NANO V3.0

2 Pcs DC 12V 24V 8 Channels Multifunction Delay Timer Switch Board RS485 PLC IO Expanding Shield Module For Arduino NANO V3.0

$15.19 $15.99

Categories: Home Improvement, Electrical Equipment & Supplies

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33% off
16AI-16DI-16DO RS485 MEGA2560 R3 IO Expanding Module Analog Digital Modbus Relay Board for Arduino Open PLC Remote IO 16AI-16DI-16DO RS485 MEGA2560 R3 IO Expanding Module Analog Digital Modbus Relay Board for Arduino Open PLC Remote IO

16AI-16DI-16DO RS485 MEGA2560 R3 IO Expanding Module Analog Digital Modbus Relay Board for Arduino Open PLC Remote IO

$33.30 $49.70

Categories: Home Improvement, Electrical Equipment & Supplies

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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

$191.55 $191.55

Categories: Home Improvement, Electrical Equipment & Supplies

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4% 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

$207.46 $217.66

Categories: Home Improvement, Electrical Equipment & Supplies

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

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

$23.81 $24.95

Categories: Home Improvement, Electrical Equipment & Supplies

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4% off
12CH 12V 24V Digital IO RS485 Relay Module Modbus RTU DIN35 C45 Rail Box For PLC PTZ Configuration 12CH 12V 24V Digital IO RS485 Relay Module Modbus RTU DIN35 C45 Rail Box For PLC PTZ Configuration

12CH 12V 24V Digital IO RS485 Relay Module Modbus RTU DIN35 C45 Rail Box For PLC PTZ Configuration

$204.16 $214.06

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

$200.97 $211.14

Categories: Home Improvement, Electrical Equipment & Supplies

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30% off
12VDC 1 Channel 1DI-1DO Modbus RTU RS485 Relay NPN Input Relay PLC IO Expanding 12VDC 1 Channel 1DI-1DO Modbus RTU RS485 Relay NPN Input Relay PLC IO Expanding

12VDC 1 Channel 1DI-1DO Modbus RTU RS485 Relay NPN Input Relay PLC IO Expanding

$5.59 $7.99

Categories: Home Improvement, Electrical Equipment & Supplies

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8CH DC 12V 24V Multifunction Delay Timer Switch Board RS485 PLC IO Expanding Module For Arduino NANO V3.0 8CH DC 12V 24V Multifunction Delay Timer Switch Board RS485 PLC IO Expanding Module For Arduino NANO V3.0

8CH DC 12V 24V Multifunction Delay Timer Switch Board RS485 PLC IO Expanding Module For Arduino NANO V3.0

$63.87 $63.87

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

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12V 24V 12CH Digital IO RS485 Relay Module Modbus RTU DIN35 C45 Rail Box For PLC PTZ Configuration N4D8C12 12V 24V 12CH Digital IO RS485 Relay Module Modbus RTU DIN35 C45 Rail Box For PLC PTZ Configuration N4D8C12

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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

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