Product comparison · 2 network transceiver modules

Allied Telesis AT-QSFPSR network transceiver module Fiber optic 40000 Mbit/s QSFP+ 850 nm vs Dell QSFP+ ESR

10specifications compared
1differ
9identical
3known for one product only

Key differences

Cabling technology
- AT-QSFPSR network transceiver module Fiber optic 40000 Mbit/s QSFP+ 850 nm:40GBASE-SR
- QSFP+ ESR:40GBASE-ESR

Side by side

Differences highlightedShow differences only

Comparison of AT-QSFPSR, QSFP+ ESR
13 specifications	A Allied Telesis AT-QSFPSR network transceiver module Fiber optic 40000 Mbit/s QSFP+ 850 nm Model AT-QSFPSR View product	B Dell QSFP+ ESR View product
Performance1 differ
SFP transceiver type	Fiber optic	Fiber optic
Maximum data transfer rate	40000 Mbit/s	40000 Mbit/s
Interface type	QSFP+	QSFP+
Multi-mode fiber (MMF) supported	Yes	Yes
SFP transceiver standardKnown for one	SR	Unknown — not stated by the source
WavelengthKnown for one	850 nm	Unknown — not stated by the source
Cabling technologyDiffers	40GBASE-SR	40GBASE-ESR
Fiber cable diameters supported (core/cladding)Known for one	Unknown — not stated by the source	50/125 µm
Certificatesidentical
Certification	MSA	MSA
Operational conditionsidentical
Operating temperature (T-T)	0 - 70 °C	0 - 70 °C
Storage temperature (T-T)	-40 - 85 °C	-40 - 85 °C
Operating relative humidity (H-H)	10 - 80%	10 - 80%
Storage relative humidity (H-H)	10 - 85%	10 - 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.

More network transceiver module comparisons

All network transceiver module comparisons