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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 -
23IOB16 16-Channel RS485 Remote I/O Module – NPN Opto-Isolated Input & 300mA Solid-State Output DC 12V/24V
Regular price From $15.99 USDRegular price$22.83 USDSale price From $15.99 USD23IOB16 16-Channel RS485 Remote I/O Module – NPN Opto-Isolated Input & 300mA Solid-State Output DC 12V/24V
Regular price From $15.99 USDRegular price$22.83 USDSale price From $15.99 USD23IOB16 16-Channel RS485 Remote I/O Module – NPN Opto-Isolated Input & 300mA Solid-State Output DC 12V/24V
Regular price From $15.99 USDRegular price$22.83 USDSale price From $15.99 USDSale -
DNMEB50 16AI 16DI 16DO RS485 Modbus I/O and Relay Expansion Board, Compatible with Arduino MEGA 2560 and PLC Control
Regular price From $32.99 USDRegular price$47.10 USDSale price From $32.99 USDDNMEB50 16AI 16DI 16DO RS485 Modbus I/O and Relay Expansion Board, Compatible with Arduino MEGA 2560 and PLC Control
Regular price From $32.99 USDRegular price$47.10 USDSale price From $32.99 USDDNMEB50 16AI 16DI 16DO RS485 Modbus I/O and Relay Expansion Board, Compatible with Arduino MEGA 2560 and PLC Control
Regular price From $32.99 USDRegular price$47.10 USDSale price From $32.99 USDSale -
ESS3A22 ESP32-S3 Smart Home Controller – 6-in-1 Relay MOS PWM Output Board with RS485 WiFi BLE for Arduino MQTT HTTP IoT
Regular price $46.77 USDRegular price$46.77 USDSale price $46.77 USD -
R4PIN08 8CH Multifunction RS485 IO Core Board – 2.54mm Pin Configurable Digital Input Output Module Modbus RTU for PLC HMI Remote IO Expansion
Regular price From $3.35 USDRegular price$7.52 USDSale price From $3.35 USDR4PIN08 8CH Multifunction RS485 IO Core Board – 2.54mm Pin Configurable Digital Input Output Module Modbus RTU for PLC HMI Remote IO Expansion
Regular price From $3.35 USDRegular price$7.52 USDSale price From $3.35 USDR4PIN08 8CH Multifunction RS485 IO Core Board – 2.54mm Pin Configurable Digital Input Output Module Modbus RTU for PLC HMI Remote IO Expansion
Regular price From $3.35 USDRegular price$7.52 USDSale price From $3.35 USDSale -
ESS3B18 ESP32-S3 Industrial IoT Expansion Board – 4CH Relay, Analog Voltage Current Inputs, Temperature Humidity, RS485 WiFi BLE
Regular price From $17.99 USDRegular price$25.71 USDSale price From $17.99 USDESS3B18 ESP32-S3 Industrial IoT Expansion Board – 4CH Relay, Analog Voltage Current Inputs, Temperature Humidity, RS485 WiFi BLE
Regular price From $17.99 USDRegular price$25.71 USDSale price From $17.99 USDESS3B18 ESP32-S3 Industrial IoT Expansion Board – 4CH Relay, Analog Voltage Current Inputs, Temperature Humidity, RS485 WiFi BLE
Regular price From $17.99 USDRegular price$25.71 USDSale price From $17.99 USDSale -
N438B08 8-Channel RS485 Modbus RTU Switch Controller – DC 12V DIN Rail Remote I/O Module for PLC PC
Regular price $19.99 USDRegular price$28.56 USDSale price $19.99 USDSale -
N4DSC08 8-Channel DS18B20 Temperature Acquisition Module – 1-Wire RS485 Modbus Digital Sensor Interface for PLC
Regular price From $7.98 USDRegular price$11.41 USDSale price From $7.98 USDN4DSC08 8-Channel DS18B20 Temperature Acquisition Module – 1-Wire RS485 Modbus Digital Sensor Interface for PLC
Regular price From $7.98 USDRegular price$11.41 USDSale price From $7.98 USDN4DSC08 8-Channel DS18B20 Temperature Acquisition Module – 1-Wire RS485 Modbus Digital Sensor Interface for PLC
Regular price From $7.98 USDRegular price$11.41 USDSale price From $7.98 USDSale -
ETROA01 ETROB02 3-in-1 Ethernet RS485 Serial Server Relay Controller – PLC Remote I/O Module for Industrial Automation
Regular price From $17.99 USDRegular price$22.84 USDSale price From $17.99 USDETROA01 ETROB02 3-in-1 Ethernet RS485 Serial Server Relay Controller – PLC Remote I/O Module for Industrial Automation
Regular price From $17.99 USDRegular price$22.84 USDSale price From $17.99 USDETROA01 ETROB02 3-in-1 Ethernet RS485 Serial Server Relay Controller – PLC Remote I/O Module for Industrial Automation
Regular price From $17.99 USDRegular price$22.84 USDSale price From $17.99 USDSale -
ESC3E05 ESP32-C3 IoT Relay Controller – 4AI 4DO RS485 Industrial I/O Expansion Module for Arduino DC 9V/12V/24V
Regular price From $13.69 USDRegular price$17.12 USDSale price From $13.69 USDESC3E05 ESP32-C3 IoT Relay Controller – 4AI 4DO RS485 Industrial I/O Expansion Module for Arduino DC 9V/12V/24V
Regular price From $13.69 USDRegular price$17.12 USDSale price From $13.69 USDESC3E05 ESP32-C3 IoT Relay Controller – 4AI 4DO RS485 Industrial I/O Expansion Module for Arduino DC 9V/12V/24V
Regular price From $13.69 USDRegular price$17.12 USDSale price From $13.69 USDSale -
DNUNB17 4DI 4DO 4AI Mixed I/O Expansion Board for Arduino UNO R3 – Digital Analog OpenPLC Sensor Interface Module
Regular price From $19.90 USDRegular price$25.98 USDSale price From $19.90 USDDNUNB17 4DI 4DO 4AI Mixed I/O Expansion Board for Arduino UNO R3 – Digital Analog OpenPLC Sensor Interface Module
Regular price From $19.90 USDRegular price$25.98 USDSale price From $19.90 USDDNUNB17 4DI 4DO 4AI Mixed I/O Expansion Board for Arduino UNO R3 – Digital Analog OpenPLC Sensor Interface Module
Regular price From $19.90 USDRegular price$25.98 USDSale price From $19.90 USDSale -
ESC3B04 ESP32-C3 WiFi BLE PLC Controller – 4AI 4DO Relay I/O RS485 Modbus DIN Rail Module DC 7–25V
Regular price From $14.99 USDRegular price$21.41 USDSale price From $14.99 USDESC3B04 ESP32-C3 WiFi BLE PLC Controller – 4AI 4DO Relay I/O RS485 Modbus DIN Rail Module DC 7–25V
Regular price From $14.99 USDRegular price$21.41 USDSale price From $14.99 USDESC3B04 ESP32-C3 WiFi BLE PLC Controller – 4AI 4DO Relay I/O RS485 Modbus DIN Rail Module DC 7–25V
Regular price From $14.99 USDRegular price$21.41 USDSale price From $14.99 USDSale -
R4CVA02 2-Channel RS485 Analog Input Module – Voltage Current Data Acquisition Converter for PLC Inverter
Regular price $3.99 USDSale price $3.99 USDR4CVA02 2-Channel RS485 Analog Input Module – Voltage Current Data Acquisition Converter for PLC Inverter
Regular price $3.99 USDSale price $3.99 USDR4CVA02 2-Channel RS485 Analog Input Module – Voltage Current Data Acquisition Converter for PLC Inverter
Regular price $3.99 USDSale price $3.99 USDSale -
R485P32 UART RS232 TTL to RS485 Converter Module – Auto Direction Serial Adapter for Arduino ESP32 Raspberry Pi
Regular price From $3.99 USDRegular price$5.71 USDSale price From $3.99 USDR485P32 UART RS232 TTL to RS485 Converter Module – Auto Direction Serial Adapter for Arduino ESP32 Raspberry Pi
Regular price From $3.99 USDRegular price$5.71 USDSale price From $3.99 USDR485P32 UART RS232 TTL to RS485 Converter Module – Auto Direction Serial Adapter for Arduino ESP32 Raspberry Pi
Regular price From $3.99 USDRegular price$5.71 USDSale price From $3.99 USDSale -
R4PLB04 4DI 4DO RS485 Modbus Remote I/O Core Board – Pulse Counter with 2.54mm Pin Header
Regular price From $4.49 USDRegular price$6.41 USDSale price From $4.49 USDR4PLB04 4DI 4DO RS485 Modbus Remote I/O Core Board – Pulse Counter with 2.54mm Pin Header
Regular price From $4.49 USDRegular price$6.41 USDSale price From $4.49 USDR4PLB04 4DI 4DO RS485 Modbus Remote I/O Core Board – Pulse Counter with 2.54mm Pin Header
Regular price From $4.49 USDRegular price$6.41 USDSale price From $4.49 USDSale -
AMVOL08 8-Channel Analog Voltage Output Module – RS485 Modbus RTU DAC Remote I/O for PLC HMI
Regular price $27.99 USDRegular price$39.98 USDSale price $27.99 USDSale -
R4D8A08 8-Channel RS485 Modbus RTU Relay Module – DC 12V DIN Rail Remote I/O for PLC Automation
Regular price From $16.98 USDRegular price$21.89 USDSale price From $16.98 USDR4D8A08 8-Channel RS485 Modbus RTU Relay Module – DC 12V DIN Rail Remote I/O for PLC Automation
Regular price From $16.98 USDRegular price$21.89 USDSale price From $16.98 USDR4D8A08 8-Channel RS485 Modbus RTU Relay Module – DC 12V DIN Rail Remote I/O for PLC Automation
Regular price From $16.98 USDRegular price$21.89 USDSale price From $16.98 USDSale -
N4ROC04 Mini 4-Channel RS485 Modbus RTU Relay Module – 3A Remote I/O Board DC 12V/24V
Regular price From $11.38 USDRegular price$14.23 USDSale price From $11.38 USDN4ROC04 Mini 4-Channel RS485 Modbus RTU Relay Module – 3A Remote I/O Board DC 12V/24V
Regular price From $11.38 USDRegular price$14.23 USDSale price From $11.38 USDN4ROC04 Mini 4-Channel RS485 Modbus RTU Relay Module – 3A Remote I/O Board DC 12V/24V
Regular price From $11.38 USDRegular price$14.23 USDSale price From $11.38 USDSale -
N4DVB32 32-Channel RS485 Modbus RTU Analog Data Acquisition Module for PLC HMI & Recorders
Regular price From $24.99 USDRegular price$34.21 USDSale price From $24.99 USDN4DVB32 32-Channel RS485 Modbus RTU Analog Data Acquisition Module for PLC HMI & Recorders
Regular price From $24.99 USDRegular price$34.21 USDSale price From $24.99 USDN4DVB32 32-Channel RS485 Modbus RTU Analog Data Acquisition Module for PLC HMI & Recorders
Regular price From $24.99 USDRegular price$34.21 USDSale price From $24.99 USDSale -
10IOA08 8DI 8DO RS485 Modbus RTU Relay I/O Module – DC 12V/24V PLC Expansion Board
Regular price From $18.99 USDRegular price$25.69 USDSale price From $18.99 USD10IOA08 8DI 8DO RS485 Modbus RTU Relay I/O Module – DC 12V/24V PLC Expansion Board
Regular price From $18.99 USDRegular price$25.69 USDSale price From $18.99 USD10IOA08 8DI 8DO RS485 Modbus RTU Relay I/O Module – DC 12V/24V PLC Expansion Board
Regular price From $18.99 USDRegular price$25.69 USDSale price From $18.99 USDSale
