Product comparison · 2 network transceiver modules

Allied Telesis AT-SPBD20-14-EXT network transceiver module Fiber optic 1000 Mbit/s SFP vs D-Link DEM-435XT-DD network transceiver module Fiber optic 10000 Mbit/s SFP+ 1310 nm

12specifications compared
8differ
4identical
28known for one product only

Key differences

Maximum data transfer rate
- AT-SPBD20-14-EXT network transceiver module Fiber optic 1000 Mbit/s SFP:1000 Mbit/s
- DEM-435XT-DD network transceiver module Fiber optic 10000 Mbit/s SFP+ 1310 nm:10000 Mbit/s
Interface type
- AT-SPBD20-14-EXT network transceiver module Fiber optic 1000 Mbit/s SFP:SFP
- DEM-435XT-DD network transceiver module Fiber optic 10000 Mbit/s SFP+ 1310 nm:SFP+
Fiber optic connector
- AT-SPBD20-14-EXT network transceiver module Fiber optic 1000 Mbit/s SFP:SC
- DEM-435XT-DD network transceiver module Fiber optic 10000 Mbit/s SFP+ 1310 nm:LC
Maximum transfer distance
- AT-SPBD20-14-EXT network transceiver module Fiber optic 1000 Mbit/s SFP:20000 m
- DEM-435XT-DD network transceiver module Fiber optic 10000 Mbit/s SFP+ 1310 nm:220 m
Tx power (min)
- AT-SPBD20-14-EXT network transceiver module Fiber optic 1000 Mbit/s SFP:2 dBmW
- DEM-435XT-DD network transceiver module Fiber optic 10000 Mbit/s SFP+ 1310 nm:-4.5 dBmW
Tx power (max)
- AT-SPBD20-14-EXT network transceiver module Fiber optic 1000 Mbit/s SFP:7 dBmW
- DEM-435XT-DD network transceiver module Fiber optic 10000 Mbit/s SFP+ 1310 nm:1.5 dBmW
Operating temperature (T-T)
- AT-SPBD20-14-EXT network transceiver module Fiber optic 1000 Mbit/s SFP:-40 - 185 °F
- DEM-435XT-DD network transceiver module Fiber optic 10000 Mbit/s SFP+ 1310 nm:-5 - 70 °C
RX sensitivity
- AT-SPBD20-14-EXT network transceiver module Fiber optic 1000 Mbit/s SFP:-29 dB
- DEM-435XT-DD network transceiver module Fiber optic 10000 Mbit/s SFP+ 1310 nm:-6.5 dB

Side by side

Differences highlightedShow differences only

Comparison of AT-SPBD20-14-EXT, DEM-435XT-DD
40 specifications	A Allied Telesis AT-SPBD20-14-EXT network transceiver module Fiber optic 1000 Mbit/s SFP Model AT-SPBD20-14-EXT View product	B D-Link DEM-435XT-DD network transceiver module Fiber optic 10000 Mbit/s SFP+ 1310 nm Model DEM-435XT-DD View product
Performance6 differ
Maximum data transfer rateDiffers	1000 Mbit/s	10000 Mbit/s
Interface typeDiffers	SFP	SFP+
Multi-mode fiber (MMF) supportedKnown for one	Unknown — not stated by the source	Yes
Fiber optic connectorDiffers	SC	LC
Fiber cable diameters supported (core/cladding)Known for one	Unknown — not stated by the source	62.5/125 µm
SFP transceiver standardKnown for one	Unknown — not stated by the source	LRM
Maximum transfer distanceDiffers	20000 m	220 m
WavelengthKnown for one	Unknown — not stated by the source	1310 nm
Tx power (min)Differs	2 dBmW	-4.5 dBmW
Tx power (max)Differs	7 dBmW	1.5 dBmW
Rx power (min)Known for one	Unknown — not stated by the source	-6.5 dBmW
Rx power (max)Known for one	Unknown — not stated by the source	1.5 dBmW
Single-mode fiber (SMF) supportedKnown for one	Yes	Unknown — not stated by the source
Tx wavelength (max)Known for one	1490 nm	Unknown — not stated by the source
Rx wavelength (max)Known for one	1310 nm	Unknown — not stated by the source
Link budgetKnown for one	31 dB	Unknown — not stated by the source
Duplex systemKnown for one	Full	Unknown — not stated by the source
Fiber ports quantityKnown for one	1	Unknown — not stated by the source
Featuresidentical
Housing materialKnown for one	Unknown — not stated by the source	Metal
Hot-Plug supportKnown for one	Unknown — not stated by the source	Yes
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
Hot-swapKnown for one	Yes	Unknown — not stated by the source
Poweridentical
Input voltageKnown for one	Unknown — not stated by the source	3.3 V
Maximum currentKnown for one	Unknown — not stated by the source	0.3 A
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
SafetyKnown for one	Unknown — not stated by the source	CSA, TUV, CDRH
CertificationKnown for one	Unknown — not stated by the source	CE, FCC, VCCI
Operational conditions1 differ
Operating temperature (T-T)Differs	-40 - 185 °F	-5 - 70 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 85 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	0 - 85%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	0 - 95%
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	56.5 mm
DepthKnown for one	Unknown — not stated by the source	14.8 mm
HeightKnown for one	Unknown — not stated by the source	11.8 mm
WeightKnown for one	Unknown — not stated by the source	22 g
Other features1 differ
RX sensitivityDiffers	-29 dB	-6.5 dB

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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