Product comparison · 2 network media converters

Allied Telesis AT-FS238B/2-20 network media converter 100 Mbit/s 1310 nm vs Zyxel SFP-100BX1550-20-D network media converter 155 Mbit/s 1550 nm

Key differences

Maximum data transfer rate
- AT-FS238B/2-20 network media converter 100 Mbit/s 1310 nm:100 Mbit/s
- SFP-100BX1550-20-D network media converter 155 Mbit/s 1550 nm:155 Mbit/s
Wavelength
- AT-FS238B/2-20 network media converter 100 Mbit/s 1310 nm:1310 nm
- SFP-100BX1550-20-D network media converter 155 Mbit/s 1550 nm:1550 nm
Weight
- AT-FS238B/2-20 network media converter 100 Mbit/s 1310 nm:294 g
- SFP-100BX1550-20-D network media converter 155 Mbit/s 1550 nm:16.79 g
Operating temperature (T-T)
- AT-FS238B/2-20 network media converter 100 Mbit/s 1310 nm:0 - 40 °C
- SFP-100BX1550-20-D network media converter 155 Mbit/s 1550 nm:0 - 70 °C
Storage temperature (T-T)
- AT-FS238B/2-20 network media converter 100 Mbit/s 1310 nm:-20 - 70 °C
- SFP-100BX1550-20-D network media converter 155 Mbit/s 1550 nm:-40 - 85 °C
Dimensions (WxDxH)
- AT-FS238B/2-20 network media converter 100 Mbit/s 1310 nm:105 x 95 x 25 mm
- SFP-100BX1550-20-D network media converter 155 Mbit/s 1550 nm:56 x 13.4 x 12.46 mm

Differences highlightedShow differences only

Comparison of AT-FS238B/2-20, SFP-100BX1550-20-D
16 specifications	A Allied Telesis AT-FS238B/2-20 network media converter 100 Mbit/s 1310 nm Model AT-FS238B/2-20 View product	B Zyxel SFP-100BX1550-20-D network media converter 155 Mbit/s 1550 nm Model SFP-100BX1550-20-D View product
Network1 differ
Maximum data transfer rateDiffers	100 Mbit/s	155 Mbit/s
Performance1 differ
Maximum transfer distanceKnown for one	40000 m	Unknown — not stated by the source
WavelengthDiffers	1310 nm	1550 nm
Ports & interfacesidentical
Connectivity technology	Wired	Wired
Poweridentical
Power consumption (typical)Known for one	6 W	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	294 g	16.79 g
Operational conditions2 differ
Operating temperature (T-T)Differs	0 - 40 °C	0 - 70 °C
Storage temperature (T-T)Differs	-20 - 70 °C	-40 - 85 °C
Operating relative humidity (H-H)Known for one	5 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)	5 - 95%	5 - 95%
Operating altitudeKnown for one	0 - 3000 m	Unknown — not stated by the source
Certificates1 differ
CertificationDiffers	IEEE 802.3, IEEE 802.3u, UL60950 (cULus), EN60950, EN60825 (TUV), FCC Part 15 Class B, EN55022 Class B, EN55024	CSA, TUV
Other features1 differ
Dimensions (WxDxH)Differs	105 x 95 x 25 mm	56 x 13.4 x 12.46 mm
Operating temperature (T-T)Known for one	32 - 104 °F	Unknown — not stated by the source
Power requirementsKnown for one	220 - 240 V, 50/60 Hz	Unknown — not stated by the source
Power budgetKnown for one	16 dB	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.