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400G OSFP DD Dual LR4 - Dual 10Km
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400G OSFP DD Dual LR4

Dual 10Km
Brand: D-TECH
Variant Specifications
Compatible:
Weight:
Import Lead Time:
Package:
Warranty: 1 year
Country of Origin: China
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3% OFF Rs 223,260.1700
List: Rs 230,341.5900

400G QSFP-DD LR4 Transceiver Module

400GBASE-LR4 • 10km SMF • Duplex LC • QSFP-DD • CWDM4 • Low Power < 11W

The 400G QSFP-DD LR4 Transceiver Module is designed for high-speed 400G optical communication over single mode fiber. It supports transmission up to 10km using G.652 SMF with KP-FEC, making it ideal for data center interconnect, cloud networks, telecom backbone, and high-capacity enterprise optical links.

This module converts 8 channels of 50Gb/s PAM4 electrical signals into 4 channels of CWDM optical signals, delivering a total 400Gb/s optical output through a compact QSFP-DD form factor with duplex LC connector.

Data Rate
400G
Distance
10km
Connector
Duplex LC
Power
< 11W

Key Features

✔ QSFP-DD MSA and CMIS Compliant
✔ 400GBASE-LR4 Technical Specification
✔ 8 × 53.125Gbps PAM4 Electrical Interface
✔ 4 × 106.25Gbps Optical Architecture
✔ Up to 10km Over G.652 Single Mode Fiber
✔ CWDM4 Wavelengths: 1271 / 1291 / 1311 / 1331nm
✔ Built-in Digital Diagnostic Monitoring
✔ Low Power Consumption Less Than 11W

Product Description

The DT-400GDD-LR4 module is a cost-effective and low-power 400G QSFP-DD optical transceiver designed for 10km optical communication applications. It integrates EML drivers, EML lasers, optical multiplexer, de-multiplexer, DSP, and photodiode array to deliver reliable 400GBASE-LR4 performance for data center and telecom networks.

Applications

400G-LR4-10 Optical Links
CEI-56G-VSR-PAM4 Applications
Data Center Networks
Cloud Computing Infrastructure
High-Speed Backbone Links
Telecom Optical Networks

Recommended Operating Conditions

Parameter Symbol Min Max Unit
Supply VoltageVcc3.133.47V
Operating Case TemperatureTca070°C
Data Rate Per Lanefd106.25106.25Gbit/s
HumidityRh1585%
Power DissipationPm—11W

Electrical Specifications

Parameter Symbol Min Max Unit
Differential Input ImpedanceZin90110ohm
Differential Output ImpedanceZout90110ohm
Differential Input VoltageΔVin900—mVp-p
Differential Output VoltageΔVout—900mVp-p
Bit Error RateBER—2.4E-4—

Optical Characteristics

Parameter Symbol Min Typical Max Unit
Centre Wavelength λ0λ01264.512711277.5nm
Centre Wavelength λ1λ11284.512911297.5nm
Centre Wavelength λ2λ21304.513111317.5nm
Centre Wavelength λ3λ31324.513311337.5nm
Side-mode Suppression RatioSMSR30——dB
Average Launch PowerPout-2.7—5.1dBm
Receiver SensitivityRXsen——-6.8dBm
Average Receiver PowerPin-9—5.1dBm

Regulatory Compliance

Feature Standard
Laser SafetyIEC 60825-1:2014, IEC 60825-2, EN 60825-1, EN 60825-2
Electrical SafetyEN 62368-1, IEC 62368-1, UL 62368-1
Environmental ProtectionDirective 2011/65/EU with amendment (EU)2015/863
CE EMCEN55032:2015, EN55035:2017, EN61000-3-2:2014, EN61000-3-3:2013
FCCFCC Part 15, Subpart B, ANSI C63.4-2014

Ordering Information

Part Number Product Description
DT-400GDD-LR4 QSFP-DD, 400GBASE-LR4, 10km on Single Mode Fiber, with DSP, power consumption <11W, duplex LC connector
Note:
For stable 400G transmission, use high-quality G.652 single mode fiber, clean LC connectors properly, and confirm switch compatibility with QSFP-DD 400G LR4 modules before deployment.
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