Product comparison · 2 network transceiver modules

Allied Telesis QSFPSR4LC network transceiver module Fiber optic 40000 Mbit/s QSFP 850 nm vs Allied Telesis SP10BD40/I-12 network transceiver module Fiber optic 10000 Mbit/s SFP+

18specifications compared
8differ
10identical
10known for one product only

Key differences

Maximum data transfer rate
- QSFPSR4LC network transceiver module Fiber optic 40000 Mbit/s QSFP 850 nm:40000 Mbit/s
- SP10BD40/I-12 network transceiver module Fiber optic 10000 Mbit/s SFP+:10000 Mbit/s
Interface type
- QSFPSR4LC network transceiver module Fiber optic 40000 Mbit/s QSFP 850 nm:QSFP
- SP10BD40/I-12 network transceiver module Fiber optic 10000 Mbit/s SFP+:SFP+
Maximum transfer distance
- QSFPSR4LC network transceiver module Fiber optic 40000 Mbit/s QSFP 850 nm:150 m
- SP10BD40/I-12 network transceiver module Fiber optic 10000 Mbit/s SFP+:40000 m
Tx power (min)
- QSFPSR4LC network transceiver module Fiber optic 40000 Mbit/s QSFP 850 nm:-4 dBmW
- SP10BD40/I-12 network transceiver module Fiber optic 10000 Mbit/s SFP+:-1 dBmW
Tx power (max)
- QSFPSR4LC network transceiver module Fiber optic 40000 Mbit/s QSFP 850 nm:5 dBmW
- SP10BD40/I-12 network transceiver module Fiber optic 10000 Mbit/s SFP+:4 dBmW
Power consumption (typical)
- QSFPSR4LC network transceiver module Fiber optic 40000 Mbit/s QSFP 850 nm:1.5 W
- SP10BD40/I-12 network transceiver module Fiber optic 10000 Mbit/s SFP+:1 W
Operating temperature (T-T)
- QSFPSR4LC network transceiver module Fiber optic 40000 Mbit/s QSFP 850 nm:0 - 70 °C
- SP10BD40/I-12 network transceiver module Fiber optic 10000 Mbit/s SFP+:-40 - 85 °C
RX sensitivity
- QSFPSR4LC network transceiver module Fiber optic 40000 Mbit/s QSFP 850 nm:-11 dB
- SP10BD40/I-12 network transceiver module Fiber optic 10000 Mbit/s SFP+:-15 dB

Side by side

Differences highlightedShow differences only

Comparison of QSFPSR4LC, SP10BD40/I-12
28 specifications	A Allied Telesis QSFPSR4LC network transceiver module Fiber optic 40000 Mbit/s QSFP 850 nm Model QSFPSR4LC View product	B Allied Telesis SP10BD40/I-12 network transceiver module Fiber optic 10000 Mbit/s SFP+ Model SP10BD40/I-12 View product
Performance5 differ
SFP transceiver type	Fiber optic	Fiber optic
Maximum data transfer rateDiffers	40000 Mbit/s	10000 Mbit/s
Interface typeDiffers	QSFP	SFP+
Multi-mode fiber (MMF) supportedKnown for one	Yes	Unknown — not stated by the source
Fiber optic connector	LC	LC
SFP transceiver standardKnown for one	SR4	Unknown — not stated by the source
Maximum transfer distanceDiffers	150 m	40000 m
WavelengthKnown for one	850 nm	Unknown — not stated by the source
Tx power (min)Differs	-4 dBmW	-1 dBmW
Tx power (max)Differs	5 dBmW	4 dBmW
Link budgetKnown for one	7 dB	Unknown — not stated by the source
Networking standardsKnown for one	IEEE 802.3ba	Unknown — not stated by the source
Digital Diagnostics Monitoring (DDM)	Yes	Yes
Single-mode fiber (SMF) supportedKnown for one	Unknown — not stated by the source	Yes
Tx wavelength (max)Known for one	Unknown — not stated by the source	1270 nm
Rx wavelength (max)Known for one	Unknown — not stated by the source	1330 nm
Featuresidentical
Product colour	Silver	Silver
Housing material	Metal	Metal
Hot-swap	Yes	Yes
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Power1 differ
Power consumption (typical)Differs	1.5 W	1 W
Certificatesidentical
Compliance certificates	RoHS	RoHS
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 70 °C	-40 - 85 °C
Storage temperature (T-T)	-40 - 85 °C	-40 - 85 °C
Operating relative humidity (H-H)	0 - 85%	0 - 85%
Packaging contentidentical
Quantity per pack	1 pc(s)	1 pc(s)
Other features1 differ
RX sensitivityDiffers	-11 dB	-15 dB
Logistics dataidentical
Harmonized System (HS) codeKnown for one	85369010	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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