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800G QSFP-DD 2×LR4 Optical Transceiver 1310nm PAM4 Dual CS 10km
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Product Highlights:
- 800G QSFP-DD 2×LR4 optical transceiver for long-reach networks
- Dual 400G LR4 architecture with 850Gbps aggregate bandwidth
- Supports 10km SMF transmission with 1310nm CWDM technology
- Dual CS interfaces for high-density optical connectivity
- Low-power ≤16W design for AI and cloud infrastructure
Table of Contents
Description
The 800G QSFP-DD 2×LR4 Optical Transceiver Module is a high-performance long-reach optical solution designed for next-generation 800GbE networks, AI infrastructure, and advanced data center applications. Based on the QSFP-DD Type 2A form factor, it integrates two independent 400G LR4 optical engines into a compact module to provide an aggregate data rate of 850Gbps. Using eight 100G PAM4 EML transmitters combined with CWDM wavelength multiplexing technology, it supports up to 10km transmission over single-mode fiber through dual CS optical interfaces. Featuring a retimed 800GAUI-8 electrical interface, integrated optical monitoring, low power consumption of ≤16W, and hot-pluggable design, this transceiver delivers reliable and scalable connectivity for hyperscale cloud networks, Data Center Interconnect (DCI), AI computing systems, and enterprise backbone infrastructure.
Specification
| Form Factor | QSFP-DD Type 2A Hot-Pluggable |
|---|---|
| Data Rate | 850Gbps Aggregate |
| Optical Standard | 2×LR4 |
| Fiber Type | Single-Mode Fiber (SMF) |
| Maximum Distance | Up to 10km |
| Wavelength | CWDM (1310nm Band) |
| Optical Technology | CWDM PAM4 |
| Modulation Format | PAM4 |
| Transmitter Type | 8 × 100G PAM4 EML |
| Receiver Type | PIN Photodiode |
| Optical Connector | Dual CS Receptacles |
| Electrical Interface | 8 × 100G PAM4 Retimed 800GAUI-8 |
| Digital Monitoring | Supported |
| Power Supply | Single +3.3V |
| Maximum Power Consumption | ≤16W |
| Operating Temperature | 0°C to +70°C |
| Hot Plug Capability | Yes |
Features
- 800GbE optical transceiver based on QSFP-DD Type 2A form factor
- Dual 400G LR4 optical engines integrated in one module
- Supports 850Gbps aggregate data rate
- Eight 100G PAM4 EML transmitter channels for high-speed transmission
- CWDM wavelength multiplexing over single-mode fiber
- Supports transmission distances up to 10km
- Dual CS optical interfaces for compact high-density deployment
- 800GAUI-8 retimed electrical interface
- Integrated optical monitoring for enhanced network management
- Hot-pluggable QSFP-DD design for flexible deployment
- Power consumption ≤16W for energy-efficient operation
- Compliant with QSFP-DD MSA and 100G Lambda MSA standards
Applications
- 800GbE data center switching networks
- AI and machine learning infrastructure
- Hyperscale cloud data centers
- Data Center Interconnect (DCI)
- Enterprise backbone networks
- High-performance computing (HPC) systems
- Long-reach optical Ethernet applications
FAQ
What is the maximum transmission distance of the 800G QSFP-DD 2×LR4 transceiver?
The module supports transmission distances up to 10km over single-mode fiber, making it suitable for long-reach data center interconnect and backbone network applications.
How does the 800G QSFP-DD 2×LR4 achieve 800G transmission?
The transceiver integrates two independent 400G LR4 optical links, using eight 100G PAM4 EML transmit channels and CWDM wavelength multiplexing technology to achieve an aggregate 850Gbps data rate.
What optical connector does this module use?
The 800G QSFP-DD 2×LR4 optical transceiver uses dual CS optical interfaces, providing a compact connection solution for high-density optical networking systems.
Is this module suitable for AI data center applications?
Yes. With high bandwidth, long transmission distance, and low power consumption, it is designed for AI clusters, GPU networks, hyperscale cloud platforms, and next-generation Ethernet infrastructures.
What standards does this 800G QSFP-DD module support?
The module supports QSFP-DD MSA and 100G Lambda MSA standards, ensuring compatibility with advanced 800G networking platforms.
Quality Qulifications and Compliance
To get the detailed certification, please go to the Compliance.
Please Note: Our products comply with all internationally recognized and industry-standard specifications. For customized or special requirement products, we carry out testing and standards in accordance with the conformity criteria specified in the contract.
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