Product comparison · 2 network transceiver modules

Allied Telesis AT-SP10BD20-12 network transceiver module Fiber optic 10000 Mbit/s SFP+ vs Allied Telesis SP10BD40/I-12 network transceiver module Fiber optic 10000 Mbit/s SFP+

Key differences

Maximum transfer distance
- AT-SP10BD20-12 network transceiver module Fiber optic 10000 Mbit/s SFP+:20000 m
- SP10BD40/I-12 network transceiver module Fiber optic 10000 Mbit/s SFP+:40000 m
Tx power (min)
- AT-SP10BD20-12 network transceiver module Fiber optic 10000 Mbit/s SFP+:-3 dBmW
- SP10BD40/I-12 network transceiver module Fiber optic 10000 Mbit/s SFP+:-1 dBmW
Tx power (max)
- AT-SP10BD20-12 network transceiver module Fiber optic 10000 Mbit/s SFP+:3 dBmW
- SP10BD40/I-12 network transceiver module Fiber optic 10000 Mbit/s SFP+:4 dBmW
Operating temperature (T-T)
- AT-SP10BD20-12 network transceiver module Fiber optic 10000 Mbit/s SFP+:0 - 70 °C
- SP10BD40/I-12 network transceiver module Fiber optic 10000 Mbit/s SFP+:-40 - 85 °C
Operating relative humidity (H-H)
- AT-SP10BD20-12 network transceiver module Fiber optic 10000 Mbit/s SFP+:0 - 80%
- SP10BD40/I-12 network transceiver module Fiber optic 10000 Mbit/s SFP+:0 - 85%

Differences highlightedShow differences only

Comparison of AT-SP10BD20-12, SP10BD40/I-12
23 specifications	A Allied Telesis AT-SP10BD20-12 network transceiver module Fiber optic 10000 Mbit/s SFP+ Model AT-SP10BD20-12 View product	B Allied Telesis SP10BD40/I-12 network transceiver module Fiber optic 10000 Mbit/s SFP+ Model SP10BD40/I-12 View product
Performance3 differ
Maximum transfer distanceDiffers	20000 m	40000 m
Tx power (min)Differs	-3 dBmW	-1 dBmW
Tx power (max)Differs	3 dBmW	4 dBmW
Link budgetKnown for one	12 dB	Unknown — not stated by the source
Featuresidentical
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Operational conditions2 differ
Operating temperature (T-T)Differs	0 - 70 °C	-40 - 85 °C
Operating relative humidity (H-H)Differs	0 - 80%	0 - 85%

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.