400G-QSFP-DD-LR4 is designed for use in 400 Gigabit Ethernet links on up to 10km of single mode fiber.

400G-QSFP-DD-LR4 Product Overview

400G-QSFP-DD-LR4 is designed for use in 400 Gigabit Ethernet links on up to 10km of single mode fiber. The module is compliant with the QSFP-DD MSA, QSFP28 MSA. At the same time, the optical transceiver is RoHS compliant.

400GBASE Quad Small Form-Factor Pluggable Double Density (QSFP-DD) portfolio offers customers a wide variety of super high-density transceiver modules and the flexibility of 400 Gigabit Ethernet connectivity options for data center, high- performance computing networks, enterprise core and distribution layers, and service provider applications. The QSFP-DD modules are our new generation of 400G transceiver modules based on a QSFP-DD form factor.

400G-QSFP-DD-LR4 Product Pictures

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400G-QSFP-DD-LR4 Product Specifications

Data Rate425 Gb/s
Distance10 km
Case Temperature0~70℃
Voltage Supply3.3V
Transmitter4x CWDM DFB Laser
Wavelength1310nm CWDM
Power consumption(Max)12W

400G-QSFP-DD-LR4 Product Features

  • Hot-pluggable QSFP-DD Type 2 form factor
  • Supports 425Gb/s aggregate bit rate
  • Commercial case temperature range of 0°C to 70°C
  • Maximum link length of 10km on Single Mode Fiber (SMF)
  • Aligned with IEEE 802.3bs
  • 4x100G PAM4 DFB-based CWDM transmitter
  • 8x50G PAM4 retimed 400GAUI-8 electrical interface
  • Duplex LC receptacles
  • I2C management interface

400G-QSFP-DD-LR4 and More 400G SFP modules

Optical InterfaceOptical Signal RateTransmission modeStandardElectrical Signal  RateForm Factor
400G-SR1616*26.5Gbps NRZ100m MM802.3bs16*26.5Gbps NRZCDFP/CFP8
400G-FR88λ*53Gbps PAM42km SM802.3bs8*53Gbps PAM4QSFP DD/OSFP
400G-LR88λ*53Gbps PAM410km SM802.3bs8*53Gbps PAM4QSFP DD/OSFP
400G-SR88λ*53Gbps PAM4100m MM802.cm8*53Gbps PAM4QSFP DD/OSFP
400G-SR4.24*2λ*53Gbps PAM4100m MM(2λ)802.3cm8*53Gbps PAM4QSFP DD/OSFP
400G-DR44*106Gbps PAM4500m SM802.3bs8*53Gbps PAM4QSFP DD/OSFP
400G-FR44*106Gbps PAM42km SM100G/λ MSA8*53Gbps PAM4QSFP DD/OSFP
400G-LR44*106Gbps PAM410km SMTBD8*53Gbps PAM4QSFP DD/OSFP

400G-QSFP-DD-LR4 Product Applications

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