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Waveshare Industrial Serial Server RS485 to RJ45 Ethernet TCP/IP to Serial Module Support Rail-Mount Modbus Gateway
Waveshare

Waveshare Industrial Serial Server RS485 to RJ45 Ethernet TCP/IP to Serial Module Support Rail-Mount Modbus Gateway

★ 4.2 / 5 ★★★★☆ on Amazon · 128 ratings · recorded 19 Jul 2026
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Product details checked 5 September 2026 · price checked live

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Overview

We track Waveshare Industrial Serial Server RS485 to RJ45 Ethernet alongside 42 other servers products, comparing it on rating, how many people have rated it and what it currently costs. According to the listing: This is a RS485 device data acquisitor / IoT gateway designed for industrial environment. It combines multi functions in one, including serial server, Modbus gateway, MQTT gateway, RS485 to JSON, etc. Those are the seller's own claims rather than our testing, so treat them as a starting point. On Amazon it holds 4.2 out of 5 from 128 ratings. What that score is worth next to its rivals is set out below.

At a glance
Brand
Waveshare
Amazon rating
4.2 / 5 from 128 ratings
vs Servers
0.2 below the category median of 4.4
Rank in category
27 of 32 rated servers we track
Price position
Among the cheaper options (category spans £7.19 to £2467)
How proven
Well established, above-average review volume

Price range as of · details

How it compares in Servers

Across the 32 rated servers products we track, the typical score is 4.4 out of 5. This one sits at 4.2, which is in the bottom quarter of the category. That does not make it a bad buy, but there are better-rated alternatives on the same shelf, so it needs another reason to earn your money.

It carries 128 ratings against a category median of 16. A rating from a large base is harder to distort and tends to hold up over time, so a high score here means more than the same score on a new listing.

On price it sits in the lower third of a category running from £7.19 to £2467, where the midpoint is about £124. Buying at the cheap end is fine when the rating holds up; check the specifics below rather than assuming the saving is free.

Category prices as of · details

Worked out from the 43 servers products in our catalogue, not from the brand's own claims. How we rank →

Key features, as the manufacturer lists them

Taken from the product listing via Amazon's product API. These are the seller's claims, not our test results.

  • This is a RS485 device data acquisitor / IoT gateway designed for industrial environment
  • It combines multi functions in one, including serial server, Modbus gateway, MQTT gateway, RS485 to JSON, etc
  • The module features RS485 and Ethernet ports, uses screw terminals for power input, supports 9~24V wide range power supply(Note: Power supply is not included, it is recommended to use a 12V Industrial DIN-Rail Power Supply)
  • Bi-Directional Transparent Data Transmission Between RS485 And Ethernet

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