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Product comparison · 2 serial servers

Lenovo ES-522 serial server RS-232/422/485 vs StarTech.com 4 Port Industrial RS-232 / 422 / 485 Serial to IP Ethernet Device Server - PoE-Powered

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  • 18specifications compared
  • 13differ
  • 5identical
  • 20known for one product only

Key differences

The StarTech.com 4 Port Industrial RS-232 / 422 / 485 Serial to IP Ethernet Device Server - PoE-Powered has 2 more serial ports quantity than the Lenovo ES-522 serial server RS-232/422/485 (4 vs 2). The Lenovo ES-522 serial server RS-232/422/485 has 539.2 Kbit/s more baud rate than the StarTech.com 4 Port Industrial RS-232 / 422 / 485 Serial to IP Ethernet Device Server - PoE-Powered (1000 Kbit/s vs 460.8 Kbit/s). The StarTech.com 4 Port Industrial RS-232 / 422 / 485 Serial to IP Ethernet Device Server - PoE-Powered has 1 more Ethernet LAN (RJ-45) ports than the Lenovo ES-522 serial server RS-232/422/485 (2 vs 1). Certification: RoHS, WEEE, FCC, UL, METL, TAA, AEO on the Lenovo ES-522 serial server RS-232/422/485, CE, FCC on the StarTech.com 4 Port Industrial RS-232 / 422 / 485 Serial to IP Ethernet Device Server - PoE-Powered. Cabling technology: 10/100/1000Base-T(X) on the Lenovo ES-522 serial server RS-232/422/485, 10/100Base-T(X) on the StarTech.com 4 Port Industrial RS-232 / 422 / 485 Serial to IP Ethernet Device Server - PoE-Powered.

  • Serial ports quantity
    • 2
    • 4
  • Baud rate
    • 1000 Kbit/s
    • 460.8 Kbit/s
  • Ethernet LAN (RJ-45) ports
    • 1
    • 2
  • Cabling technology
    • 10/100/1000Base-T(X)
    • 10/100Base-T(X)
  • LED indicators
    • Yes
    • Link, PoE, Power
  • Input voltage
    • 5 - 30 V
    • 12 - 48 V
  • Weight
    • 120 g
    • 700 g
  • Dimensions (WxDxH)
    • 96.3 x 101 x 25 mm
    • 210 x 224 x 144 mm

Side by side

Differences highlightedShow differences only
38 specifications
A

Lenovo

ES-522 serial server RS-232/422/485

Model ES-522

View product
B

StarTech.com

4 Port Industrial RS-232 / 422 / 485 Serial to IP Ethernet Device Server - PoE-Powered

Model NETRS42348PD

View product
Technical details3 differ
Serial ports quantityDiffers24
Auto MDI/MDI-XKnown for oneYes
Baud rateDiffers1000 Kbit/s460.8 Kbit/s
Compliance certificatesKnown for oneRoHS
Data bitsKnown for one5, 6, 7, 8
Data transfer rateKnown for one0.46 Mbit/s
Ethernet LAN data rates10,100 Mbit/s10,100 Mbit/s
Flow Control typeKnown for oneDTR/DSR, RTS/CTS, XON/XOFF
Flow control supportYesYes
IsolationKnown for one1 kV
Mean time between failures (MTBF)Known for one569972 h
Networking standardsKnown for oneIEEE 802.3, IEEE 802.3af, IEEE 802.3u
Serial interface typeRS-232/422/485RS-232/422/485
Stop bitsKnown for one1, 1.5, 2
CertificationDiffersRoHS, WEEE, FCC, UL, METL, TAA, AEOCE, FCC
Ports & interfaces2 differ
Ethernet LAN (RJ-45) portsDiffers12
Cabling technologyDiffers10/100/1000Base-T(X)10/100Base-T(X)
Indication1 differ
LED indicatorsDiffersYesLink, PoE, Power
Power LEDKnown for oneYes
Designidentical
Product colourKnown for oneBlack
Housing materialKnown for oneSteel
Power1 differ
Input voltageDiffers5 - 30 V12 - 48 V
Power consumptionKnown for one60 mA
Weight & dimensions4 differ
WeightDiffers120 g700 g
Dimensions (WxDxH)Differs96.3 x 101 x 25 mm210 x 224 x 144 mm
Package widthDiffers22.6 mm186 mm
Package heightDiffers99 mm92 mm
Package weightKnown for one830 g
Package lengthKnown for one11.4 cm
Softwareidentical
Windows operating systems supportedKnown for oneWindows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 Pro, Windows 10 Pro x64, Windows 10 x64, Windows 7, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basi
Server operating systems supportedKnown for oneWindows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Server 2016
Operational conditions1 differ
Operating relative humidity (H-H)5 - 95%5 - 95%
Operating temperature (T-T)Differs-30 - 80 °C-10 - 70 °C
Storage temperature (T-T)-40 - 85 °C-40 - 85 °C
Packaging contentidentical
User guideKnown for oneYes
Wall mounting kitKnown for oneYes
Protocols1 differ
Supported network protocolsDiffersICMP, IP, TCP, UDP, DHCP, BOOTP, Telnet, HTTP, RFC2217ICMP, IP, TCP, UDP, DHCP, BOOTP, SSH, DNS, SNMP V1/V2c, HTTPS, SMTP, SSL, PPPoE, DDNS
Securityidentical
Security algorithmsKnown for oneSSL/TLS

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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