Product comparison · 2 network transceiver modules

Allied Telesis AT-SPSX/I network transceiver module Fiber optic 1000 Mbit/s SFP 850 nm vs D-Link DEM-220T network transceiver module Fiber optic 100 Mbit/s SFP 1550 nm

13specifications compared
9differ
4identical
22known for one product only

Key differences

Maximum data transfer rate
- AT-SPSX/I network transceiver module Fiber optic 1000 Mbit/s SFP 850 nm:1000 Mbit/s
- DEM-220T network transceiver module Fiber optic 100 Mbit/s SFP 1550 nm:100 Mbit/s
SFP transceiver standard
- AT-SPSX/I network transceiver module Fiber optic 1000 Mbit/s SFP 850 nm:SX
- DEM-220T network transceiver module Fiber optic 100 Mbit/s SFP 1550 nm:BX-D
Wavelength
- AT-SPSX/I network transceiver module Fiber optic 1000 Mbit/s SFP 850 nm:850 nm
- DEM-220T network transceiver module Fiber optic 100 Mbit/s SFP 1550 nm:1550 nm
Certification
- AT-SPSX/I network transceiver module Fiber optic 1000 Mbit/s SFP 850 nm:MSA
- DEM-220T network transceiver module Fiber optic 100 Mbit/s SFP 1550 nm:FCC, ICES-003, CE, VCCI
Operating temperature (T-T)
- AT-SPSX/I network transceiver module Fiber optic 1000 Mbit/s SFP 850 nm:0 - 70 °C
- DEM-220T network transceiver module Fiber optic 100 Mbit/s SFP 1550 nm:0 - 85 °C
Width
- AT-SPSX/I network transceiver module Fiber optic 1000 Mbit/s SFP 850 nm:13.4 mm
- DEM-220T network transceiver module Fiber optic 100 Mbit/s SFP 1550 nm:55.5 mm
Depth
- AT-SPSX/I network transceiver module Fiber optic 1000 Mbit/s SFP 850 nm:56.5 mm
- DEM-220T network transceiver module Fiber optic 100 Mbit/s SFP 1550 nm:28.1 mm
Height
- AT-SPSX/I network transceiver module Fiber optic 1000 Mbit/s SFP 850 nm:8.5 mm
- DEM-220T network transceiver module Fiber optic 100 Mbit/s SFP 1550 nm:13.4 mm

Side by side

Differences highlightedShow differences only

Comparison of AT-SPSX/I, DEM-220T
35 specifications	A Allied Telesis AT-SPSX/I network transceiver module Fiber optic 1000 Mbit/s SFP 850 nm Model AT-SPSX/I View product	B D-Link DEM-220T network transceiver module Fiber optic 100 Mbit/s SFP 1550 nm Model DEM-220T View product
Performance4 differ
SFP transceiver type	Fiber optic	Fiber optic
Maximum data transfer rateDiffers	1000 Mbit/s	100 Mbit/s
Interface type	SFP	SFP
Single-mode fiber (SMF) supportedKnown for one	Unknown — not stated by the source	Yes
Fiber optic connector	LC	LC
Fiber cable diameters supported (core/cladding)Known for one	Unknown — not stated by the source	9/125 µm
SFP transceiver standardDiffers	SX	BX-D
Maximum transfer distanceKnown for one	Unknown — not stated by the source	20000 m
WavelengthDiffers	850 nm	1550 nm
Tx power (min)Known for one	Unknown — not stated by the source	-14 dBmW
Tx power (max)Known for one	Unknown — not stated by the source	-8 dBmW
Rx power (min)Known for one	Unknown — not stated by the source	-32 dBmW
Rx power (max)Known for one	Unknown — not stated by the source	-3 dBmW
Networking standardsDiffers	IEEE 802.3, IEEE 802.3ab, IEEE 802.3u	IEEE 802.3ah
Multi-mode fiber (MMF) supportedKnown for one	Yes	Unknown — not stated by the source
Cabling technologyKnown for one	1000BASE-SX	Unknown — not stated by the source
Auto MDI/MDI-XKnown for one	Yes	Unknown — not stated by the source
Featuresidentical
Product colourKnown for one	Unknown — not stated by the source	Green, Metallic
Housing materialKnown for one	Unknown — not stated by the source	Metal
Hot-swapKnown for one	Unknown — not stated by the source	Yes
Hot-Plug supportKnown 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
Certificates1 differ
SafetyKnown for one	Unknown — not stated by the source	TUV, UL, FDA
CertificationDiffers	MSA	FCC, ICES-003, CE, VCCI
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 70 °C	0 - 85 °C
Storage temperature (T-T)	-40 - 85 °C	-40 - 85 °C
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 & dimensions3 differ
WidthDiffers	13.4 mm	55.5 mm
DepthDiffers	56.5 mm	28.1 mm
HeightDiffers	8.5 mm	13.4 mm
WeightKnown for one	Unknown — not stated by the source	19.1 g
Packaging contentidentical
Quantity per packKnown for one	Unknown — not stated by the source	1 pc(s)
Other featuresidentical
RX sensitivityKnown for one	Unknown — not stated by the source	-32 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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