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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 -
ESC3E05 RISC-V ESP32-C3 Development Board – 4CH Relay RS485 DIN Rail Module with Wi-Fi BLE for Industrial IoT Smart Home PLC
Regular price From $15.26 USDRegular price$15.26 USDSale price From $15.26 USDESC3E05 RISC-V ESP32-C3 Development Board – 4CH Relay RS485 DIN Rail Module with Wi-Fi BLE for Industrial IoT Smart Home PLC
Regular price From $15.26 USDRegular price$15.26 USDSale price From $15.26 USDESC3E05 RISC-V ESP32-C3 Development Board – 4CH Relay RS485 DIN Rail Module with Wi-Fi BLE for Industrial IoT Smart Home PLC
Regular price From $15.26 USDRegular price$15.26 USDSale price From $15.26 USD -
KC23C01 Multifunction Pulse Counter Relay Module – DC 5V 12V 24V Programmable Timer Delay Switch with 12 Modes 10A Output for PLC Automation
Regular price $5.59 USDRegular price$8.64 USDSale price $5.59 USDKC23C01 Multifunction Pulse Counter Relay Module – DC 5V 12V 24V Programmable Timer Delay Switch with 12 Modes 10A Output for PLC Automation
Regular price $5.59 USDRegular price$8.64 USDSale price $5.59 USDKC23C01 Multifunction Pulse Counter Relay Module – DC 5V 12V 24V Programmable Timer Delay Switch with 12 Modes 10A Output for PLC Automation
Regular price $5.59 USDRegular price$8.64 USDSale price $5.59 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 -
CE035_S 2-Channel RS485 Relay Controller Module – DC 12V Modbus AT Command Remote Switch Board with Enclosure
Regular price $12.90 USDRegular price$18.90 USDSale price $12.90 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 -
BT37E04 4-Channel Bluetooth Relay Controller Module – iOS Android Wireless Remote Switch Board DC 5V/12V
Regular price From $13.68 USDRegular price$17.01 USDSale price From $13.68 USDBT37E04 4-Channel Bluetooth Relay Controller Module – iOS Android Wireless Remote Switch Board DC 5V/12V
Regular price From $13.68 USDRegular price$17.01 USDSale price From $13.68 USDBT37E04 4-Channel Bluetooth Relay Controller Module – iOS Android Wireless Remote Switch Board DC 5V/12V
Regular price From $13.68 USDRegular price$17.01 USDSale price From $13.68 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 -
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 -
IO33H01 AC Adjustable Off-Delay Timer Relay Module – Programmable Time Delay Switch Controller
Regular price From $4.80 USDRegular price$9.60 USDSale price From $4.80 USDIO33H01 AC Adjustable Off-Delay Timer Relay Module – Programmable Time Delay Switch Controller
Regular price From $4.80 USDRegular price$9.60 USDSale price From $4.80 USDIO33H01 AC Adjustable Off-Delay Timer Relay Module – Programmable Time Delay Switch Controller
Regular price From $4.80 USDRegular price$9.60 USDSale price From $4.80 USDSale -
AD22A08 8-Channel DTMF Relay Controller Module – MT8870 DC 12V Remote Control Switch Board for Motor LED
Regular price $18.97 USDRegular price$27.11 USDSale price $18.97 USDSale -
LC1BD04 Water Level Monitoring Relay Module – Liquid Level Sensor Controller for Arduino Fish Tank Automation
Regular price From $3.87 USDRegular price$4.99 USDSale price From $3.87 USDLC1BD04 Water Level Monitoring Relay Module – Liquid Level Sensor Controller for Arduino Fish Tank Automation
Regular price From $3.87 USDRegular price$4.99 USDSale price From $3.87 USDLC1BD04 Water Level Monitoring Relay Module – Liquid Level Sensor Controller for Arduino Fish Tank Automation
Regular price From $3.87 USDRegular price$4.99 USDSale price From $3.87 USDSale -
LR12A01 DC 12V 10A Latching Relay Module – Bistable Self-Locking Zero-Power Hold Switch Board
Regular price $4.86 USDRegular price$5.41 USDSale price $4.86 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 -
ET48A08 8-Channel Ethernet RS485 Relay Module – Modbus TCP/RTU Network Remote Switch Board DC 12V
Regular price From $17.99 USDRegular price$26.99 USDSale price From $17.99 USDET48A08 8-Channel Ethernet RS485 Relay Module – Modbus TCP/RTU Network Remote Switch Board DC 12V
Regular price From $17.99 USDRegular price$26.99 USDSale price From $17.99 USDET48A08 8-Channel Ethernet RS485 Relay Module – Modbus TCP/RTU Network Remote Switch Board DC 12V
Regular price From $17.99 USDRegular price$26.99 USDSale price From $17.99 USDSale -
N4OPA02 3kV Isolated RS485 Repeater Module – 150kbps Adaptive Baud Rate Active Signal Extender
Regular price $14.38 USDRegular price$24.45 USDSale price $14.38 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 -
AMVIF08 8-Channel 0–10V Analog Input Module – RS485 Modbus RTU ADC Data Acquisition Board
Regular price $24.99 USDRegular price$28.55 USDSale price $24.99 USDSale
