Product comparison · 2 network cards

Brainboxes ES-457 2 Port RS232 PoE Ethernet to Serial Adapter vs Legrand CS121B SK

5specifications compared
2differ
3identical
25known for one product only

Key differences

Internal
- ES-457 2 Port RS232 PoE Ethernet to Serial Adapter:No
- CS121B SK:Yes
Weight
- ES-457 2 Port RS232 PoE Ethernet to Serial Adapter:127 g
- CS121B SK:240 g

Side by side

Differences highlightedShow differences only

Comparison of ES-457 2 Port RS232 PoE Ethernet to Serial Adapter, CS121B SK
30 specifications	A Brainboxes ES-457 2 Port RS232 PoE Ethernet to Serial Adapter View product	B Legrand CS121B SK View product
Ports & interfacesidentical
Connectivity technology	Wired	Wired
Interface	Ethernet	Ethernet
Ethernet LAN (RJ-45) portsKnown for one	1	Unknown — not stated by the source
Host interfaceKnown for one	Unknown — not stated by the source	RJ-45
Networkidentical
Networking standardsKnown for one	IEEE 802.3af	Unknown — not stated by the source
Ethernet LAN	Yes	Yes
Maximum data transfer rateKnown for one	Unknown — not stated by the source	100 Mbit/s
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100 Mbit/s
Design1 differ
InternalDiffers	No	Yes
Product colourKnown for one	Black	Unknown — not stated by the source
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Country of originKnown for one	United Kingdom	Unknown — not stated by the source
Poweridentical
Power consumption (typical)Known for one	1.85 W	Unknown — not stated by the source
System requirementsidentical
Windows operating systems supportedKnown for one	Windows 10, Windows 2000, Windows 7, Windows 7 x64, Windows 8, Windows 8 x64, Windows Vista, Windows XP, Windows Vista x64	Unknown — not stated by the source
Server operating systems supportedKnown for one	Windows Server 2008, Windows Server 2012, Windows Server 2008 x64	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	-10 - 60 °C	Unknown — not stated by the source
Weight & dimensions1 differ
WidthKnown for one	100 mm	Unknown — not stated by the source
DepthKnown for one	101 mm	Unknown — not stated by the source
HeightKnown for one	27 mm	Unknown — not stated by the source
WeightDiffers	127 g	240 g
Packaging dataidentical
Package widthKnown for one	135 mm	Unknown — not stated by the source
Package depthKnown for one	160 mm	Unknown — not stated by the source
Package heightKnown for one	49 mm	Unknown — not stated by the source
Package weightKnown for one	240 g	Unknown — not stated by the source
Technical detailsidentical
Compliance certificatesKnown for one	CE, Federal Communications Commission (FCC), National Defense Authorization Act (NDAA), Trade Agreements Act (TAA), UKCA, cMETus	Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one	851762	Unknown — not stated by the source
Other featuresidentical
Dimensions (WxDxH)Known for one	101 x 100 x 27 mm	Unknown — not stated by the source
Export Control Classification Number (ECCN)Known for one	5A991.b	Unknown — not stated by the source
Operating temperature (T-T)Known for one	14 - 140 °F	Unknown — not stated by the source
Package lengthKnown for one	13.5 cm	Unknown — not stated by the source

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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