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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 -
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 -
ES32C14 Industrial ESP32 Wi-Fi Ethernet Relay Control Board with Analog and Digital I/O, Modbus TCP/RTU Automation Expansion Module
Regular price From $17.99 USDRegular price$25.70 USDSale price From $17.99 USDES32C14 Industrial ESP32 Wi-Fi Ethernet Relay Control Board with Analog and Digital I/O, Modbus TCP/RTU Automation Expansion Module
Regular price From $17.99 USDRegular price$25.70 USDSale price From $17.99 USDES32C14 Industrial ESP32 Wi-Fi Ethernet Relay Control Board with Analog and Digital I/O, Modbus TCP/RTU Automation Expansion Module
Regular price From $17.99 USDRegular price$25.70 USDSale price From $17.99 USDSale -
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 -
R4A8H08 RS485 Modbus RTU PLC I/O Module with 8 Relay Outputs, 4 Digital Inputs and 8 Analog Inputs for 4–20mA and 0–10V Signals
Regular price From $24.17 USDRegular price$31.40 USDSale price From $24.17 USDR4A8H08 RS485 Modbus RTU PLC I/O Module with 8 Relay Outputs, 4 Digital Inputs and 8 Analog Inputs for 4–20mA and 0–10V Signals
Regular price From $24.17 USDRegular price$31.40 USDSale price From $24.17 USDR4A8H08 RS485 Modbus RTU PLC I/O Module with 8 Relay Outputs, 4 Digital Inputs and 8 Analog Inputs for 4–20mA and 0–10V Signals
Regular price From $24.17 USDRegular price$31.40 USDSale price From $24.17 USDSale -
R4D5E32 32-Channel 20A High-Current Relay Module, DC 12V/24V, Ethernet and RS485 Modbus TCP/RTU for Automation Control
Regular price From $99.90 USDRegular price$128.56 USDSale price From $99.90 USDR4D5E32 32-Channel 20A High-Current Relay Module, DC 12V/24V, Ethernet and RS485 Modbus TCP/RTU for Automation Control
Regular price From $99.90 USDRegular price$128.56 USDSale price From $99.90 USDR4D5E32 32-Channel 20A High-Current Relay Module, DC 12V/24V, Ethernet and RS485 Modbus TCP/RTU for Automation Control
Regular price From $99.90 USDRegular price$128.56 USDSale price From $99.90 USDSale -
UD85C08 8-Channel USB UART Serial Relay Module with Digital Input/Output, DC 12V/24V for Windows, Linux, macOS and Android
Regular price From $2.18 USDRegular price$5.71 USDSale price From $2.18 USDUD85C08 8-Channel USB UART Serial Relay Module with Digital Input/Output, DC 12V/24V for Windows, Linux, macOS and Android
Regular price From $2.18 USDRegular price$5.71 USDSale price From $2.18 USDUD85C08 8-Channel USB UART Serial Relay Module with Digital Input/Output, DC 12V/24V for Windows, Linux, macOS and Android
Regular price From $2.18 USDRegular price$5.71 USDSale price From $2.18 USDSale -
PDMRA01 Single-Channel PLC Signal Amplifier Relay Module, DC 12V/24V, NPN and PNP Switching Interface Board
Regular price From $3.28 USDRegular price$4.29 USDSale price From $3.28 USDPDMRA01 Single-Channel PLC Signal Amplifier Relay Module, DC 12V/24V, NPN and PNP Switching Interface Board
Regular price From $3.28 USDRegular price$4.29 USDSale price From $3.28 USDPDMRA01 Single-Channel PLC Signal Amplifier Relay Module, DC 12V/24V, NPN and PNP Switching Interface Board
Regular price From $3.28 USDRegular price$4.29 USDSale price From $3.28 USDSale -
RYR404 RYR408B RYR416C RYR432D 4–32 Channel RS485 Relay Module, DC 12V/24V, Modbus RTU Control Board for PLC and HMI
Regular price From $13.30 USDRegular price$17.10 USDSale price From $13.30 USDRYR404 RYR408B RYR416C RYR432D 4–32 Channel RS485 Relay Module, DC 12V/24V, Modbus RTU Control Board for PLC and HMI
Regular price From $13.30 USDRegular price$17.10 USDSale price From $13.30 USDRYR404 RYR408B RYR416C RYR432D 4–32 Channel RS485 Relay Module, DC 12V/24V, Modbus RTU Control Board for PLC and HMI
Regular price From $13.30 USDRegular price$17.10 USDSale price From $13.30 USDSale -
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 -
CE030 18-Mode Multifunction Timer Relay – DC 5-24V 10A Programmable Delay Switch with 0.1s-270h Adjustable Time for PLC Smart Home
Regular price $5.76 USDSale price $5.76 USDCE030 18-Mode Multifunction Timer Relay – DC 5-24V 10A Programmable Delay Switch with 0.1s-270h Adjustable Time for PLC Smart Home
Regular price $5.76 USDSale price $5.76 USDCE030 18-Mode Multifunction Timer Relay – DC 5-24V 10A Programmable Delay Switch with 0.1s-270h Adjustable Time for PLC Smart Home
Regular price $5.76 USDSale price $5.76 USDSale -
IO25E08 8CH Multifunction Relay Module – DC 5V/12V/24V Power Conditioner Sequencer with Interlock Latch Self-locking Momentary Modes
Regular price $14.55 USDSale price $14.55 USDIO25E08 8CH Multifunction Relay Module – DC 5V/12V/24V Power Conditioner Sequencer with Interlock Latch Self-locking Momentary Modes
Regular price $14.55 USDSale price $14.55 USDIO25E08 8CH Multifunction Relay Module – DC 5V/12V/24V Power Conditioner Sequencer with Interlock Latch Self-locking Momentary Modes
Regular price $14.55 USDSale price $14.55 USDSale -
AMDOC16 16CH RS485 Digital Output Module – MODBUS RTU PLC Expansion Board with 3000VDC Isolation for Industrial Automation
Regular price $21.42 USDRegular price$28.56 USDSale price $21.42 USDSale -
LC35D01 304 Stainless Steel Water Level Controller – 30A Relay Automatic Pump Control with Water Sensor for Tower Dam Pool Farm
Regular price From $9.98 USDRegular price$14.26 USDSale price From $9.98 USDLC35D01 304 Stainless Steel Water Level Controller – 30A Relay Automatic Pump Control with Water Sensor for Tower Dam Pool Farm
Regular price From $9.98 USDRegular price$14.26 USDSale price From $9.98 USDLC35D01 304 Stainless Steel Water Level Controller – 30A Relay Automatic Pump Control with Water Sensor for Tower Dam Pool Farm
Regular price From $9.98 USDRegular price$14.26 USDSale price From $9.98 USDSale -
NC25C01 2-in-1 Automatic Water Supply & Drainage Controller – DC 12V Relay Module for Fish Tank Aquarium Water Tower Level Control
Regular price $4.25 USDRegular price$8.82 USDSale price $4.25 USDSale -
DNMPB28 16AI-16DI-16DO Relay Board for Arduino MEGA2560 Pro – 4-20mA/0-10V Analog Input RS485 Modbus MOS Relay IO Expansion
Regular price From $29.99 USDRegular price$29.99 USDSale price From $29.99 USDDNMPB28 16AI-16DI-16DO Relay Board for Arduino MEGA2560 Pro – 4-20mA/0-10V Analog Input RS485 Modbus MOS Relay IO Expansion
Regular price From $29.99 USDRegular price$29.99 USDSale price From $29.99 USDDNMPB28 16AI-16DI-16DO Relay Board for Arduino MEGA2560 Pro – 4-20mA/0-10V Analog Input RS485 Modbus MOS Relay IO Expansion
Regular price From $29.99 USDRegular price$29.99 USDSale price From $29.99 USD -
IO22A02 2CH 10A Multifunction Delay Timer Relay – DC 12V 6-Mode Programmable Timer Switch with 99H Range for PLC LED Motor Control
Regular price $13.68 USDRegular price$13.68 USDSale price $13.68 USD -
DN33C08 8CH RS485 Modbus RTU Relay Module – Multifunction Timer Expansion Board for Raspberry Pi Pico Simple PLC Python C++
Regular price From $10.98 USDRegular price$14.27 USDSale price From $10.98 USDDN33C08 8CH RS485 Modbus RTU Relay Module – Multifunction Timer Expansion Board for Raspberry Pi Pico Simple PLC Python C++
Regular price From $10.98 USDRegular price$14.27 USDSale price From $10.98 USDDN33C08 8CH RS485 Modbus RTU Relay Module – Multifunction Timer Expansion Board for Raspberry Pi Pico Simple PLC Python C++
Regular price From $10.98 USDRegular price$14.27 USDSale price From $10.98 USDSale -
23IOD32 32CH RS485 Modbus RTU Remote IO Module – Optically Isolated Solid State Relay Board with NPN/PNP Input for PLC Expansion
Regular price From $28.98 USDRegular price$28.98 USDSale price From $28.98 USD23IOD32 32CH RS485 Modbus RTU Remote IO Module – Optically Isolated Solid State Relay Board with NPN/PNP Input for PLC Expansion
Regular price From $28.98 USDRegular price$28.98 USDSale price From $28.98 USD23IOD32 32CH RS485 Modbus RTU Remote IO Module – Optically Isolated Solid State Relay Board with NPN/PNP Input for PLC Expansion
Regular price From $28.98 USDRegular price$28.98 USDSale price From $28.98 USD -
23IOD32 32CH RS485 Modbus RTU Remote IO Module – Optically Isolated Solid State Relay Board with NPN/PNP Input for PLC Expansion
Regular price From $28.98 USDRegular price$28.98 USDSale price From $28.98 USD23IOD32 32CH RS485 Modbus RTU Remote IO Module – Optically Isolated Solid State Relay Board with NPN/PNP Input for PLC Expansion
Regular price From $28.98 USDRegular price$28.98 USDSale price From $28.98 USD23IOD32 32CH RS485 Modbus RTU Remote IO Module – Optically Isolated Solid State Relay Board with NPN/PNP Input for PLC Expansion
Regular price From $28.98 USDRegular price$28.98 USDSale price From $28.98 USD
