Collection: Products
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N4CRB04 4CH Pulse Counter RS485 Relay Module – Modbus RTU Remote IO Controller with Multifunctional Wired Control for Simple PLC Replacement N4CRB04
Regular price From $18.89 USDRegular price$18.89 USDSale price From $18.89 USDN4CRB04 4CH Pulse Counter RS485 Relay Module – Modbus RTU Remote IO Controller with Multifunctional Wired Control for Simple PLC Replacement N4CRB04
Regular price From $18.89 USDRegular price$18.89 USDSale price From $18.89 USDN4CRB04 4CH Pulse Counter RS485 Relay Module – Modbus RTU Remote IO Controller with Multifunctional Wired Control for Simple PLC Replacement N4CRB04
Regular price From $18.89 USDRegular price$18.89 USDSale price From $18.89 USD -
N4D3E16 16DI 16DO RS485 Modbus RTU Remote I/O Module, DC 9V/12V/24V, Digital Switch Control Board for PLC and HMI
Regular price From $15.99 USDRegular price$22.70 USDSale price From $15.99 USDN4D3E16 16DI 16DO RS485 Modbus RTU Remote I/O Module, DC 9V/12V/24V, Digital Switch Control Board for PLC and HMI
Regular price From $15.99 USDRegular price$22.70 USDSale price From $15.99 USDN4D3E16 16DI 16DO RS485 Modbus RTU Remote I/O Module, DC 9V/12V/24V, Digital Switch Control Board for PLC and HMI
Regular price From $15.99 USDRegular price$22.70 USDSale price From $15.99 USDSale -
N4D3E16_PRO 16CH Bidirectional Digital IO Module – RS485 Modbus RTU Full-Duplex Transparent Transmission DIP Switch Board for PLC Expansion
Regular price From $18.96 USDRegular price$18.96 USDSale price From $18.96 USDN4D3E16_PRO 16CH Bidirectional Digital IO Module – RS485 Modbus RTU Full-Duplex Transparent Transmission DIP Switch Board for PLC Expansion
Regular price From $18.96 USDRegular price$18.96 USDSale price From $18.96 USDN4D3E16_PRO 16CH Bidirectional Digital IO Module – RS485 Modbus RTU Full-Duplex Transparent Transmission DIP Switch Board for PLC Expansion
Regular price From $18.96 USDRegular price$18.96 USDSale price From $18.96 USD -
N4D4F64 64-Channel Modbus DI/DO Module, DC 7–27V, Isolated Inputs and Darlington Outputs for PLC, Relay and HMI Control
Regular price $59.90 USDRegular price$85.60 USDSale price $59.90 USDSale -
N4DAC02 2CH 0-5V/0-10V DAC Module – RS485 Modbus RTU Voltage Signal Generator with 1% Accuracy for PLC Measuring Instruments
Regular price $13.67 USDRegular price$16.99 USDSale price $13.67 USDSale -
N4DAC02 2CH 0-5V/0-10V DAC Module – RS485 Modbus RTU Voltage Signal Generator with 1% Accuracy for PLC Measuring Instruments
Regular price $4.78 USDRegular price$9.98 USDSale price $4.78 USDSale -
N4DBA06 8CH Signal Generator & Detector – 4-20mA/0-10V ADC DAC Converter with RS485 Modbus RTU IO Module for PLC
Regular price From $13.29 USDRegular price$17.62 USDSale price From $13.29 USDN4DBA06 8CH Signal Generator & Detector – 4-20mA/0-10V ADC DAC Converter with RS485 Modbus RTU IO Module for PLC
Regular price From $13.29 USDRegular price$17.62 USDSale price From $13.29 USDN4DBA06 8CH Signal Generator & Detector – 4-20mA/0-10V ADC DAC Converter with RS485 Modbus RTU IO Module for PLC
Regular price From $13.29 USDRegular price$17.62 USDSale price From $13.29 USDSale -
N4DIG08 8CH Modbus RTU Controller Module – UART/RS485 PLC Expansion Board with Digital I/O for Arduino UNO MEGA NANO STM32 AVR PIC
Regular price From $4.24 USDRegular price$7.98 USDSale price From $4.24 USDN4DIG08 8CH Modbus RTU Controller Module – UART/RS485 PLC Expansion Board with Digital I/O for Arduino UNO MEGA NANO STM32 AVR PIC
Regular price From $4.24 USDRegular price$7.98 USDSale price From $4.24 USDN4DIG08 8CH Modbus RTU Controller Module – UART/RS485 PLC Expansion Board with Digital I/O for Arduino UNO MEGA NANO STM32 AVR PIC
Regular price From $4.24 USDRegular price$7.98 USDSale price From $4.24 USDSale -
N4DOJ24 24CH RS485 Relay Module – 10A Modbus RTU with ON/OFF Momentary Delay Latch for PLC IO Expansion Smart Home DIY
Regular price $43.92 USDRegular price$43.92 USDSale price $43.92 USDN4DOJ24 24CH RS485 Relay Module – 10A Modbus RTU with ON/OFF Momentary Delay Latch for PLC IO Expansion Smart Home DIY
Regular price $43.92 USDRegular price$43.92 USDSale price $43.92 USDN4DOJ24 24CH RS485 Relay Module – 10A Modbus RTU with ON/OFF Momentary Delay Latch for PLC IO Expansion Smart Home DIY
Regular price $43.92 USDRegular price$43.92 USDSale price $43.92 USD -
N4DSA02 2CH DS18B20 RS485 Temperature Module – -55~125°C Modbus RTU Digital Temperature Collector with ±0.5°C Accuracy for PLC SCADA
Regular price From $3.15 USDRegular price$7.56 USDSale price From $3.15 USDN4DSA02 2CH DS18B20 RS485 Temperature Module – -55~125°C Modbus RTU Digital Temperature Collector with ±0.5°C Accuracy for PLC SCADA
Regular price From $3.15 USDRegular price$7.56 USDSale price From $3.15 USDN4DSA02 2CH DS18B20 RS485 Temperature Module – -55~125°C Modbus RTU Digital Temperature Collector with ±0.5°C Accuracy for PLC SCADA
Regular price From $3.15 USDRegular price$7.56 USDSale price From $3.15 USDSale -
N4DSB03 2-Channel DS18B20 Temperature Acquisition Module, RS485 Modbus, -55°C to 125°C Remote I/O Adapter for PLC and HMI
Regular price From $3.90 USDRegular price$4.26 USDSale price From $3.90 USDN4DSB03 2-Channel DS18B20 Temperature Acquisition Module, RS485 Modbus, -55°C to 125°C Remote I/O Adapter for PLC and HMI
Regular price From $3.90 USDRegular price$4.26 USDSale price From $3.90 USDN4DSB03 2-Channel DS18B20 Temperature Acquisition Module, RS485 Modbus, -55°C to 125°C Remote I/O Adapter for PLC and HMI
Regular price From $3.90 USDRegular price$4.26 USDSale price From $3.90 USDSale -
N4I6N06 6-Channel 4-20mA/0-20mA Analog Input Module 4CH NPN Isolated Switch Input 6CH 10A Relay Output DIN Rail PLC Expansion Bo
Regular price From $18.65 USDRegular price$19.99 USDSale price From $18.65 USDN4I6N06 6-Channel 4-20mA/0-20mA Analog Input Module 4CH NPN Isolated Switch Input 6CH 10A Relay Output DIN Rail PLC Expansion Bo
Regular price From $18.65 USDRegular price$19.99 USDSale price From $18.65 USDN4I6N06 6-Channel 4-20mA/0-20mA Analog Input Module 4CH NPN Isolated Switch Input 6CH 10A Relay Output DIN Rail PLC Expansion Bo
Regular price From $18.65 USDRegular price$19.99 USDSale price From $18.65 USDSale -
N4IOA01 RS485 to 4-20mA Signal Generator – Modbus RTU 03/06 DAC Analog Converter Module 12-24V for PLC Industrial Automation
Regular price From $6.70 USDRegular price$9.78 USDSale price From $6.70 USDN4IOA01 RS485 to 4-20mA Signal Generator – Modbus RTU 03/06 DAC Analog Converter Module 12-24V for PLC Industrial Automation
Regular price From $6.70 USDRegular price$9.78 USDSale price From $6.70 USDN4IOA01 RS485 to 4-20mA Signal Generator – Modbus RTU 03/06 DAC Analog Converter Module 12-24V for PLC Industrial Automation
Regular price From $6.70 USDRegular price$9.78 USDSale price From $6.70 USDSale -
N4KTA01 K-Type Thermocouple to RS485 Converter – -200 to 1350°C Modbus RTU Digital Temperature Measurement Board for PLC Industrial Automation
Regular price From $3.29 USDRegular price$7.01 USDSale price From $3.29 USDN4KTA01 K-Type Thermocouple to RS485 Converter – -200 to 1350°C Modbus RTU Digital Temperature Measurement Board for PLC Industrial Automation
Regular price From $3.29 USDRegular price$7.01 USDSale price From $3.29 USDN4KTA01 K-Type Thermocouple to RS485 Converter – -200 to 1350°C Modbus RTU Digital Temperature Measurement Board for PLC Industrial Automation
Regular price From $3.29 USDRegular price$7.01 USDSale price From $3.29 USDSale -
N4KTF32 32-Channel K-Type Thermocouple Temperature Module – MAX6675ISA+ 0-1024℃ RS485 Modbus Collector DC 7-25V for Industrial Monitoring
Regular price From $135.55 USDRegular price$135.55 USDSale price From $135.55 USDN4KTF32 32-Channel K-Type Thermocouple Temperature Module – MAX6675ISA+ 0-1024℃ RS485 Modbus Collector DC 7-25V for Industrial Monitoring
Regular price From $135.55 USDRegular price$135.55 USDSale price From $135.55 USDN4KTF32 32-Channel K-Type Thermocouple Temperature Module – MAX6675ISA+ 0-1024℃ RS485 Modbus Collector DC 7-25V for Industrial Monitoring
Regular price From $135.55 USDRegular price$135.55 USDSale price From $135.55 USD -
N4RFA04 RT5BF01 Master-Slave 433MHz Wireless RS485 Relay Board – RF Transceiver Module for Pump LED PTZ PLC Control DC 12-24V Home Automation RT5BF01 N4RFA04
Regular price From $9.99 USDRegular price$15.54 USDSale price From $9.99 USDN4RFA04 RT5BF01 Master-Slave 433MHz Wireless RS485 Relay Board – RF Transceiver Module for Pump LED PTZ PLC Control DC 12-24V Home Automation RT5BF01 N4RFA04
Regular price From $9.99 USDRegular price$15.54 USDSale price From $9.99 USDN4RFA04 RT5BF01 Master-Slave 433MHz Wireless RS485 Relay Board – RF Transceiver Module for Pump LED PTZ PLC Control DC 12-24V Home Automation RT5BF01 N4RFA04
Regular price From $9.99 USDRegular price$15.54 USDSale price From $9.99 USDSale -
N4ROA01 1CH 3A RS485 Relay Module – DC 12V/24V Micro Modbus RTU Board with 6 Commands for PLC PTZ Smart Home
Regular price $3.36 USDRegular price$8.96 USDSale price $3.36 USDN4ROA01 1CH 3A RS485 Relay Module – DC 12V/24V Micro Modbus RTU Board with 6 Commands for PLC PTZ Smart Home
Regular price $3.36 USDRegular price$8.96 USDSale price $3.36 USDN4ROA01 1CH 3A RS485 Relay Module – DC 12V/24V Micro Modbus RTU Board with 6 Commands for PLC PTZ Smart Home
Regular price $3.36 USDRegular price$8.96 USDSale price $3.36 USDSale -
N4ROA01 3A RS485 Relay Module – Micro Power Modbus RTU 1-Channel Controller for Home Automation & PLC Expansion
Regular price $3.32 USDSale price $3.32 USDN4ROA01 3A RS485 Relay Module – Micro Power Modbus RTU 1-Channel Controller for Home Automation & PLC Expansion
Regular price $3.32 USDSale price $3.32 USDN4ROA01 3A RS485 Relay Module – Micro Power Modbus RTU 1-Channel Controller for Home Automation & PLC Expansion
Regular price $3.32 USDSale price $3.32 USDSale -
N4ROD08 8CH Modbus RTU RS485 Relay Module – 3A Multifunction DIN Rail Controller with 8 Commands for PLC HMI Smart Home
Regular price From $15.52 USDRegular price$18.93 USDSale price From $15.52 USDN4ROD08 8CH Modbus RTU RS485 Relay Module – 3A Multifunction DIN Rail Controller with 8 Commands for PLC HMI Smart Home
Regular price From $15.52 USDRegular price$18.93 USDSale price From $15.52 USDN4ROD08 8CH Modbus RTU RS485 Relay Module – 3A Multifunction DIN Rail Controller with 8 Commands for PLC HMI Smart Home
Regular price From $15.52 USDRegular price$18.93 USDSale price From $15.52 USDSale -
N4ROE16 16CH RS485 Multifunction Relay Module with 3A Switch Digital Output, DC 12V 24V - Integrated Circuit
Regular price From $25.89 USDRegular price$29.60 USDSale price From $25.89 USDN4ROE16 16CH RS485 Multifunction Relay Module with 3A Switch Digital Output, DC 12V 24V - Integrated Circuit
Regular price From $25.89 USDRegular price$29.60 USDSale price From $25.89 USDN4ROE16 16CH RS485 Multifunction Relay Module with 3A Switch Digital Output, DC 12V 24V - Integrated Circuit
Regular price From $25.89 USDRegular price$29.60 USDSale price From $25.89 USDSale