Product comparison · 2 network transceiver modules

LevelOne QFP-3140 40Gbps ER4 Single-mode QSFP+ CWDM4 Transceiver, 40km, 1310nm, Duplex LC vs LevelOne QFP-3180 40Gbps ZR4 Single-mode QSFP+ Lan-WDM Transceiver, 80km, 1310nm, Duplex LC

29specifications compared
2differ
27identical
2known for one product only

Key differences

The LevelOne QFP-3180 40Gbps ZR4 Single-mode QSFP+ Lan-WDM Transceiver, 80km, 1310nm, Duplex LC has 40,000 m more maximum transfer distance than the LevelOne QFP-3140 40Gbps ER4 Single-mode QSFP+ CWDM4 Transceiver, 40km, 1310nm, Duplex LC (80000 m vs 40000 m). SFP transceiver standard: ER4 on the LevelOne QFP-3140 40Gbps ER4 Single-mode QSFP+ CWDM4 Transceiver, 40km, 1310nm, Duplex LC, ZR4 on the LevelOne QFP-3180 40Gbps ZR4 Single-mode QSFP+ Lan-WDM Transceiver, 80km, 1310nm, Duplex LC.

SFP transceiver standard
- QFP-3140 40Gbps ER4 Single-mode QSFP+ CWDM4 Transceiver, 40km, 1310nm, Duplex LC:ER4
- QFP-3180 40Gbps ZR4 Single-mode QSFP+ Lan-WDM Transceiver, 80km, 1310nm, Duplex LC:ZR4
Maximum transfer distance
- QFP-3140 40Gbps ER4 Single-mode QSFP+ CWDM4 Transceiver, 40km, 1310nm, Duplex LC:40000 m
- QFP-3180 40Gbps ZR4 Single-mode QSFP+ Lan-WDM Transceiver, 80km, 1310nm, Duplex LC:80000 m

Side by side

Differences highlightedShow differences only

Comparison of QFP-3140, QFP-3180
31 specifications	A LevelOne QFP-3140 40Gbps ER4 Single-mode QSFP+ CWDM4 Transceiver, 40km, 1310nm, Duplex LC Model QFP-3140 View product	B LevelOne QFP-3180 40Gbps ZR4 Single-mode QSFP+ Lan-WDM Transceiver, 80km, 1310nm, Duplex LC Model QFP-3180 View product
Performance2 differ
SFP transceiver standardDiffers	ER4	ZR4
Maximum transfer distanceDiffers	40000 m	80000 m
Coarse Wavelength Division Multiplexing (CWDM)Known for one	Yes	Unknown — not stated by the source
Wavelength-division multiplexing (WDM)Known for one	Unknown — not stated by the source	Yes

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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