Waveshare Industrial Modbus RTU 8-ch Relay Module with RS485 Interface, Multi Isolation Protection Circuits

-4%

4ch rs485 relay switch module uart modbus rtu at for ptz plc smart home

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-0.4%

Thermocouple module transmitter modbus-rtu protocol isolation rs485 support thermocouple

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-1%

12 channel relay output 16 analog input modbus rtu rs485 rs232 module

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-3%

2-way relay module output 2 channel switch input ttl/rs485 interface communication modbus-rtu

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Relay module 12v 1 channel relay module rs485 rtu serial port multi-function relay module plc controller

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-12%

5 way rs485 digital relay relay output module modbus rtu collector ipam-2505

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-7%

Modbus rtu protocol 4 in 4 out control relay module rs485 switch input and output plc module

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-3%

Nlk-io-0808 rs485 relay io extension serial port relay module modbus rtu relay

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-4%

R421c32 dc12v 32 channels modbus rtu rs485 bus relay module uart serial port board for plc led home automation door lock

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-3%

Rs20k thermocouple 8-channel temperature transmitter modbus-rtu protocol rs485 communication with isolation

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8-way analog acquisition module/0~10v/precision 0.1%/rs485/modbus rtu

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-2%

12v 1 channel rs485 modbus rtu serial port multi-function relay module plc controller plastic

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Industrial modbus gateway server modbus tcp to modbus rtu/ascii with rs485/422/232 & ethernet port modbus support master &slave

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1

Expansion board 12v 6-channel rs485 relay plc electrical expansion module for modbus rtu protocol remote control

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-0.6%

Switch input and output input output 8 way relay output module modbus-rtu rs485 communication

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New-4 channel dc 12v rs485 relay module modbus rtu and at command remote control switch for plc ptz camera security monitoring

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-2%

Modbus rtu 4 ch relay module input 485 ttl uart communication 4-channel input 7-24v relay module cnim hot

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-1%

Switch input and output input output 2 way relay output module modbus-rtu rs485 communication

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-8%

Multi-channel 8-way ac current frequency measurement acquisition module rs485 sensor transmitter modbus-rtu

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-14%

8 serial server rs232 rs485 rs422 serial network converter modbus 1u/rtu module sensor

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-1%

R411b01_5v mini 5v rs485 to ttl converter module uart to rs485 converter sp485ee for smart home modbus rtu control

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1

12v 8-channel rs485 relay plc expansion board for rtu protocol remote control industrial accessories

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1

Dc 12v relay 8 channel relay module rs485 relay command programmable control module board

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-9%

Free shipping digital input/output module isolation type 8di/8do rs485 modbus communication can computer control

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Waveshare environment sensor module designed for jetson nano, i2c bus, with 1.3inch oled display

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1

-5%

Dc 12v realy 16 channel rs485 relay module rtu relay board plc controller serial port switch 485 relais

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0

-3%

8-way analog input 6-way switch input 4-way relay output acquisition module rs485 modbus

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1

6ch terminal analog input/4ch optoelectronic digital input/output module with rs485 modbus rtu communication for data collection

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-6%

Incomplete data

Dc 12v 0-5v 0-10v voltage signal generator dac converter module rs485 modbus rtu for plc measuring instruments

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8-channel 8-ch relay module dc 5v with optocoupler isolation h/l high/low level triger for arduino

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-7%

16-channel digital input and output relay industrial-grade module 24v control board rs485 serial communication isolation type

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-3%

8 way analog acquisition module 0-20ma 4-20ma to 485 electric current to modbus rtu

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Usr-n510 rs232/rs485/rs422 serial to tcp ip single port ethernet converter watchdog gateway industrial grade modbus rtu to tcp

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4

-0.2%

4-way 8-way k-type thermocouple input temperature acquisition module to rs485modbus-rtu isolation transmitter

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2-channel isolated rs232 expansion hat for raspberry pi, sc16is752+sp3232 solution, with multi onboard protection circuits

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Adm-4188 8 way switch quantity input 8 road switch output 8di/do acquisition module rs485 modbus

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1

Ac 100a voltage current energy hz power factor rs485 modbus module with split ct

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-2%

1pcs/lot 8 channel relay module 5v/12v 8-channel relay control board with optocoupler

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-34%

1pc micro usb relay module 5v 4 channel relay module relay control panel with indicator 4 way relay output usb interface

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12v 2 channel 4 road relay module with optocoupler isolation supports high and low trigger

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15

4.9

Ac 100a voltage current power frequency power factor energy rs485 modbus electronic energy module with split ct&usb

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1

1pc 12v 4 channel relay module with optocoupler isolation supports high low trigger dropshipping

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Pci-1622cu 8-port industrial communication card with surge isolation

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-8%

10.1 inch tft lcd module home automation monitor with controller board and rs232 rs485 ttl mcu interface for industrial use

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-0.4%

10pcs/lot 8 channel relay module 5v 8-channel relay control board with optocoupler

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1

-14%

1 / 2 / 4 / 8 channel relay module with light coupling 5v for arduino diy kit

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-3%

8 inch 800x600 hmi tft display module with controller + program + rs232 rs485 usb interface

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4 channel dc 5v relay module with optocoupler isolation support avr/51/pic microcontroller low level trigger expansion board

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