PUSR 8 Ports MQTT Modbus Gateway Support SSL/TLS Edge Computing RS485 Serial to ethernet Converter Device Server USR-N580
Reviewed 23 August 2026 · price checked live
Check price on Amazon →Overview
We track PUSR 8 Ports MQTT Modbus Gateway Support SSL/TLS alongside 49 other servers products, comparing it on rating, how many people have rated it and what it currently costs. According to the listing: Secure Client work mode: TCPS, HTTPS, MQTTS. SSL/TLS Encryption in TCP client, HTTP Client and MQTT modes. Those are the seller's own claims rather than our testing, so treat them as a starting point. On Amazon it holds 3.0 out of 5 from 1 ratings. What that score is worth next to its rivals is set out below.
- Brand
- PUSR
- Amazon rating
- 3.0 / 5 from 1 ratings
- vs Servers
- 1.4 below the category median of 4.4
- Rank in category
- 31 of 37 rated servers we track
- Price position
- Mid-priced (category spans £7.19 to £2670)
- How proven
- Fewer ratings than most rivals here, so less settled
How it compares in Servers
Across the 37 rated servers products we track, the typical score is 4.4 out of 5. This one sits at 3.0, 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 1 ratings against a category median of 9. That is a thin base by the standards of this category, so treat the score as provisional: a handful of extra reviews can still move it either way.
On price it sits in the middle third of a category running from £7.19 to £2670, where the midpoint is about £103. That is the part of the range where most sensible buys sit, neither cutting corners nor paying for the name.
Worked out from the 50 servers products in our catalogue, not from the brand's own claims. How we rank →
Key features
- Secure Client work mode: TCPS, HTTPS, MQTTS
- SSL/TLS Encryption in TCP client, HTTP Client and MQTT modes
- MQTT protocol for AWS/OneNET/ Alibaba IoT Platform
- High Reliability and Stability:EFT-IEC61000-4-4 Level 3(±2KV),Built-in hardware watchdog,ESD-IEC61000-4-2 Level 4
- Redundant Power Supply
