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Home > 100G/200G/400G Module > Single Mode 400G CWDM QSFP-DD LR4 10km Duplex LC SMF Optical Transceiver Module
Single Mode 400G CWDM QSFP-DD LR4 10km Duplex LC SMF Optical Transceiver Module
Single Mode 400G CWDM QSFP-DD LR4 10km Duplex LC SMF Optical Transceiver Module
Single Mode 400G CWDM QSFP-DD LR4 10km Duplex LC SMF Optical Transceiver Module
Single Mode 400G CWDM QSFP-DD LR4 10km Duplex LC SMF Optical Transceiver Module
Single Mode 400G CWDM QSFP-DD LR4 10km Duplex LC SMF Optical Transceiver Module
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Single Mode 400G CWDM QSFP-DD LR4 10km Duplex LC SMF Optical Transceiver Module
Single Mode 400G CWDM QSFP-DD LR4 10km Duplex LC SMF Optical Transceiver Module
Single Mode 400G CWDM QSFP-DD LR4 10km Duplex LC SMF Optical Transceiver Module
Single Mode 400G CWDM QSFP-DD LR4 10km Duplex LC SMF Optical Transceiver Module
Single Mode 400G CWDM QSFP-DD LR4 10km Duplex LC SMF Optical Transceiver Module

Single Mode 400G CWDM QSFP-DD LR4 10km Duplex LC SMF Optical Transceiver Module

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Product Description

Single Mode 400G CWDM QSFP-DD LR4 10km Duplex LC SMF Optical Transceiver Module
📝 Products Description
Item Specification Details
Fiber Optical Modules Active
Part Status Active
Form Factor QSFP-DD
Max Data Rate 400Gbps
Max Cable Distance 10km
Wavelength 1271nm, 1291nm, 1311nm, 1331nm
Connector Duplex LC
Media SMF
Optical Component CWDM EML/PIN
TX Power -2.8~4.0dBm
RX Power -9.1~4.0dBm
Modulation 8x 50G PAM4
Powerbudget 6.3dB
Power Consumption ≤10W
Extinction Ratio 3.5dB
DDM/DOM DDM Supported
Commercial Temperature Range 0 to 70°C (32 to 158°F)
Warranty 5 Years
Sample Available
Protocols IEEE 802.3bs, QSFP-DD MSA, CMIS 4.1
🔍 View Our Solution
We draw on over 10 years of experience in chips and modules to integrate fast speeds, small size, power savings, and high performance in every module. We provide a full series of optical modules for fixed access, wireless access, carrier Ethernet, wavelength division multiplexing (WDM), and data communication networks.
Optical Transceiver Solution Diagram
Optical Module Details Front
Optical Module Details Back
Optical Module Details Perspective
Optical Interconnect Portfolio
Optical Interconnect Matrix
Production Process Waveform
Production Interface Standard
⚙️ Related Products SFP Cage
Compatible SFP Cages
🏆 Why Choose Us
Quality Standard Verification
Advanced Testing Laboratory
Automated Manufacturing Assembly
Rigorous Quality Inspection
🏢 Company Profile
We are a specialized manufacturer of magnetic telecom and networking components, certified by ISO9001:2000, ROHS, REACH, CE and UL. We own advanced manufacturing facilities and testing equipment imported from abroad. Established in 1997, we currently have around 2000 staff. With an abundant productive capacity of 3000K per month, we are able to deliver products within a short timeframe.
Moreover, we provide a full series of optical modules for fixed access, wireless access, carrier Ethernet, wavelength division multiplexing (WDM), and data communication networks. The range also offers high-speed optical interconnection solutions for cloud computing and ultra-broadband networks. Leveraging the latest optoelectronics technologies, we develop, manufacture, and sell products around the world.
Corporate Manufacturing Headquarters
State-of-the-Art Cleanroom Facility
❓ FAQ
1 Are you a factory or trading company?
We are a specialized manufacturer of magnetic telecom and networking components, such as RJ45 connectors, LAN transformers, RJ11 connectors, and SFP modules.
2 Can I get a sample before mass production?
Yes, we can offer you a free sample to test quality, but you will need to cover the shipping fee.
3 What is your delivery time?
Items are ready to ship for stock orders, and take 15-30 days for mass production.
4 What after-service can you offer?
We provide a one-year guarantee period along with online technical support 24 hours a day.
5 Can you accept OEM/ODM orders?
Yes, please send an inquiry to us so that we can have a detailed discussion about your specific requirements.
6 What is your advantage?
We possess 19 years of dedicated production experience and have partnered with leading global technology corporations for many years.
Global Shipping and Customer Support

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