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Home / Computer Hardware, Monitors & Peripherals / 1/4/8-Channel 485 Digital Transmitter Communication Module Standard MODBUS RTU with Software
Computer Hardware, Monitors & Peripherals

Attributes

Brand -
Category Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals
Origin -
Communication Protocol MODBUS RTU
Interface Type RS-485 Half/Full Duplex
Channel Configuration Single, Quad, or Octal
Supply Voltage 5V DC ±0.2V
Baud Rate Support 2400 to 115200 bps
Operating Temperature -20°C to 70°C
PCB Material FR-4 Fire Retardant
Module Dimensions 52mm x 32mm x 15mm
Net Weight 18 grams
Software Compatibility Windows 7/10/11, Linux

5 reviews

A

Anonymous

Apr 13, 2026

Rating: 5/5

Easy setup process

Plug and play with the provided software. Got it running in minutes for my Arduino project.

A

Anonymous

Mar 20, 2026

Rating: 4/5

Great value for money

Does what it says on the tin. Good price point for a multi-channel module compared to competitors.

A

Anonymous

Mar 15, 2026

Rating: 5/5

Industrial grade quality

Stable connection over long distances. We are using this for sensor networks and it handles the traffic perfectly.

A

Anonymous

Mar 13, 2026

Rating: 4/5

Good but documentation could be better

The hardware is solid, but the pinout diagram in the manual was a bit unclear. Once figured out, it works well.

A

Anonymous

Mar 01, 2026

Rating: 5/5

Reliable for industrial use

Works great with our existing PLC setup. The MODBUS implementation is stable and we haven't had any dropouts.

5 FAQ

Q: Is this module compatible with Siemens PLCs?

A: Yes, as long as the PLC supports MODBUS RTU over RS-485, it should be compatible.

Q: Can I daisy chain multiple modules on the same bus?

A: Yes, you can daisy chain multiple devices using the standard RS-485 topology.

Q: Does this version include galvanic isolation?

A: This standard version does not include isolation. Please check our isolated series if you require that feature.

Q: What is the maximum communication distance supported?

A: Standard RS-485 specifications allow up to 1200 meters depending on cable quality and baud rate.

Q: Do I need to purchase the configuration software separately?

A: No, the software is included in the package download link provided in the manual.

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