40G optical module
QSFP+LX4
The QSFP+ LX4 optical module features a 4x10G electrical interface and is equipped with CWDM DFB transmitters and PIN receivers, featuring an LC connector. It consumes less than 3.5W of power, operates at 3.3V, and is designed for use in temperatures ranging from 0 to 70°C. The module supports Digital Diagnostics Monitoring (DDM) and is suitable for 40G Ethernet applications. It can transmit over 2km on single-mode fiber (SMF) and up to 100m on OM3 multimode fiber or 150m on OM4 fiber.

Product Features

CWDM(1271nm,1291nm,1311nm,1331nm) DFB LD
PIN photo-detector with optical DEMUX
4x10G Electrical Interface
Single +3.3V power supply
DDM function implemented
2 Wire Serial Interface for module management
Maximum power dissipation<3.5W
Operating temperature range: 0℃ ~ 70℃
Compliant with RoHS6
Distance up to 100m on OM3 MMF
Distance up to 150m on OM4 MMF
Distance up to 2km on SMF

Use Cases

40G Ethernet with MMF and SMF

40G Ethernet with MMF and SMF

InfiniBand QDR, DDR and SDR

InfiniBand QDR, DDR and SDR

Client-side 40G Telecom connections

Client-side 40G Telecom connections

Product Specifications

Product Name:

QSFP+LX4

Center Wavelength(nm)

1271

1291

1311

1331

Reach

2km@SMF

100m@OM3 MMF

150m@OM4 MMF

Tx Power(dBm)

﹣7~ 4.3dBm

Sensitivity

≤-10.5dBm@5E-5

Temp(℃)

0 ~ 70℃

Consumption

<3.5W

Product Comparison

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40G optical module dimensions

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We offer three categories of collaboration models: open technology, channel partnerships, and supply chain integration. After submitting your application, a dedicated account manager will conduct a one-on-one assessment to evaluate the resource match, working together to build a mutually beneficial ecosystem.

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