Product comparison · 2 network transceiver modules

Fujitsu 4Gb, SFP, LW vs Fujitsu SFP28 25G SR

Key differences

Maximum data transfer rate
- 4Gb, SFP, LW:4000 Mbit/s
- SFP28 25G SR:25000 Mbit/s
Interface type
- 4Gb, SFP, LW:SFP
- SFP28 25G SR:SFP28
SFP transceiver standard
- 4Gb, SFP, LW:LW
- SFP28 25G SR:SR

Differences highlightedShow differences only

Comparison of 4Gb, SFP, LW, SFP28 25G SR
20 specifications	A Fujitsu 4Gb, SFP, LW View product	B Fujitsu SFP28 25G SR View product
Performance3 differ
Maximum data transfer rateDiffers	4000 Mbit/s	25000 Mbit/s
Interface typeDiffers	SFP	SFP28
Single-mode fiber (SMF) supportedKnown for one	Yes	Unknown — not stated by the source
Fiber cable diameters supported (core/cladding)Known for one	9/125 µm	Unknown — not stated by the source
SFP transceiver standardDiffers	LW	SR
Maximum transfer distanceKnown for one	4000 m	Unknown — not stated by the source
Auto MDI/MDI-XKnown for one	Yes	Unknown — not stated by the source
Multi-mode fiber (MMF) supportedKnown for one	Unknown — not stated by the source	Yes
WavelengthKnown for one	Unknown — not stated by the source	850 nm
Certificatesidentical
CertificationKnown for one	MSA	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 70 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-40 - 85 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 80%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	10 - 85%	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	13.4 mm	Unknown — not stated by the source
DepthKnown for one	56.5 mm	Unknown — not stated by the source
HeightKnown for one	8.5 mm	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.