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UD68B01 USB to RS485 485 Modbus programmer USB to RS485 Bus Converter Module CH340 SP485 MAX485 for Modbus Relay PLC PTZ
US$3.99
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PDMRC04 DC12V 4CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
US$9.99
PDMRC04 DC12V 4CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
US$10.99
PDMRB02 DC24V 2CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
US$6.99
PDMRB02 DC24V 2CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
US$7.99
PDMRB02 DC12V 2CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
US$7.99
PDMRB02 DC12V 2CH NPN/PNP 30mA to 10A Digital IO Amplifier Relay Module PLC IO Board for PTZ RS485 Industrial Control
US$6.99
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UART 485/232/TTL
UART 485/232/TTL
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R4DIK04 24V 0-20mA 4AI 4DI 4DO ModBus Gateway Module Digital Analog Quantity Acquisition Switching Value Current Voltage 4-20MA 0-5V 0-10V
US$17.99
R4DVI04 24V 0-10V 4AI 4DI 4DO ModBus Gateway Module Digital Analog Quantity Acquisition Switching Value Current Voltage 4-20MA 0-5V 0-10V
US$16.99
R4DIK04 24V 0-20mA 4AI 4DI 4DO ModBus Gateway Module Digital Analog Quantity Acquisition Switching Value Current Voltage 4-20MA 0-5V 0-10V
US$16.99
R4DVI04 12V_R 0-10V 4AI 4DI 4DO ModBus Gateway Module Digital Analog Quantity Acquisition Switching Value Current Voltage 4-20MA 0-5V 0-10V
US$17.99
R4DVI04 24V 0-10V 4AI 4DI 4DO ModBus Gateway Module Digital Analog Quantity Acquisition Switching Value Current Voltage 4-20MA 0-5V 0-10V
US$17.99
AMIDJ14 6AI-4DI-4DO Multi-function RS485 Collector Analog Digital Input & Output MODBUS RTU PLC Expansion Board DC 12V 24V AMIDJ14
US$26.99
AMVDK15 3 IN 1 6VI-4DI-4DO 0-5V/0-10V Voltage Analog Collector & 4CH NPN DI-DO Digital IO RS485 MODBUS RTU for PLC HMI PC
US$26.99
RYR404A Easy Setup12V 4 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
US$16.99
RYR404A with Din Rail Easy Setup12V 4 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
US$17.99
RYR404A with Din Rail Easy Setup 24V 4 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
US$17.99
RYR404A Easy Setup 24V 4 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
US$16.99
RYR408B With Din Rail Easy Setup 24V 8 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
US$20.99
RYR408B Easy Setup 24V 8 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
US$19.99
RYR408B Easy Setup 12V 8 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
US$19.99
RYR408B With Din Rail Easy Setup 12V 8 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
US$20.99
RYR432D Easy Setup 12V 32 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
US$49.99
RYR416C Easy Setup 24V 16 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
US$28.99
RYR416C With Din Rail Easy Setup 12V 16 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
US$30.99
RYR432D With Din Rail Easy Setup 24V 32 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
US$51.99
RYR416C Easy Setup 12V 16 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
US$28.99
RYR432D Easy Setup 24V 32 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
US$49.99
RYR432D With Din Rail Easy Setup 12V 32 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
US$51.99
RYR416C With Din Rail Easy Setup 24V 16 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
US$30.99
DN33C08 DC 12V 24V 8ch Multifunction Delay Timer RS485 Modbus Relay Module for Raspberry Pi Pico Simple Open PLC Python C++
US$26.99
DN33C08 DC 12V 24V 8ch Multifunction Delay Timer RS485 Modbus Relay Module for Raspberry Pi Pico Simple Open PLC Python C++
US$28.99
PICO2020 for Raspberry Pi Pico for DN33C08
US$9.99
R4A8H08 24V 8DO 4DI 8AI RS485 Modbus RTU Multifunction Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08
US$29.99
R4A8H08 12V 8DO 4DI 8AI RS485 Modbus RTU Multifunction Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08
US$29.99
R4A8H08 12V 8DO 4DI 8AI RS485 Modbus RTU Multifunction Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08
US$31.99
R4A8H08 24V 8DO 4DI 8AI RS485 Modbus RTU Multifunction Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H0V8
US$31.99
N4ROF32 12V Mini DC 12V 32CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
US$49.99
N4ROF32 Mini DC 24V 32CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
US$49.99
N4ROF32 12V Mini DC 12V 32CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
US$52.99
N4ROF32 24V Mini DC 24V 32CH Multifunction Modbus Rtu RS485 Relay Board 2A 0.2W Low Power Consumption Micro Voice Relay Module N4ROF32
US$52.99
R421B16 16 channels DC 12V RS485 Relay Module Modbus RTU 485 Remote Control Switch Board For PLC PTZ Camera Motor
US$25.99
R421C32 32CH DC 12V RS-485 Modbus RTU Relay Board RS485 Bus Remote Control Switch For LED Motor PLC PTZ Camera
US$49.99
R421A08 8 CH DC 12V RS485 Relay Module Modbus RTU 485 Remote Control Switch For PLC PTZ Camera
US$21.99
ETHUB18 8CH DC12-24V Ethernet Network RS485 HUB Converter For UDP TCP Modbus TCP RTU MQTT HTTP PLC Configuration Software
US$27.99
ETD8A12 12V 2 IN1 12 DIO Network/RS485 Relay Module Modbus RTU TCP/IP UART Controller Switch Board For PLC PTZ Camera LED
US$49.99
ETD8A12 24V 2 IN1 12 DIO Network/RS485 Relay Module Modbus RTU TCP/IP UART Controller Switch Board For PLC PTZ Camera LED
US$49.99
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