Cisco QDD-2X400G-FR4 Module : Dual 400G PAM4 , 2km Reach & Low Power QSFP-DD Optical Transceiver

The Cisco QDD-2X400G-FR4= is a high-performance QSFP-DD optical transceiver designed for next-generation data center interconnects (DCI), cloud networking, and 5G infrastructure. This cutting-edge module delivers dual 400G (2x400G) connectivity using PAM4 modulation, enabling ultra-high bandwidth with improved spectral efficiency. With a 2km reach over single-mode fiber (SMF), it is ideal for hyperscale data centers, enterprise networks, and service provider deployments.

Key Features & Benefits

✔ Dual 400G (2x400G) Capacity – Supports 800G aggregate bandwidth in a compact QSFP-DD form factor, maximizing port density.
✔ PAM4 Technology – Enables higher data rates with lower power consumption compared to traditional NRZ modulation.
✔ 2km Optical Reach – Ideal for data center interconnects (DCI) and metro network applications.
✔ Low Power Consumption – Energy-efficient design reduces operational costs in high-density deployments.
✔ Hot-Pluggable & MSA-Compliant – Ensures compatibility with Cisco Nexus 9000, ASR 9000, and third-party switches.
✔ Seamless Integration – Works with Cisco ACI, SONiC, and SDN solutions for automated network management.

Technical Specifications (Parameters Table)

Ideal Use Cases

• Data Center Interconnects (DCI) – High-bandwidth, low-latency connections between facilities.

• Cloud & Hyperscale Networking – Supports AI/ML workloads, distributed storage, and high-performance computing (HPC).

• 5G & Telecom Networks – Backbone infrastructure for mobile fronthaul/midhaul.

• Enterprise Core Networks – Future-proofing for increasing bandwidth demands.

Why Choose Cisco QDD-2X400G-FR4?

Cisco’s QDD-2X400G-FR4= module combines industry-leading performance, energy efficiency, and reliability, making it a top choice for modern high-speed networks. Backed by Cisco’s warranty and support, it ensures

Shanghai Xinben Information Technology Co., Ltd.
Global Network Equipment Distributor | Technology Solutions Provider

Company Slogan:

"Bridging Innovation, Connecting Futures"
(Alternative options: "Global Networks, Local Expertise" / "Distributing Tomorrow's Connectivity Today")

Company Introduction (English):

About Us:
Shanghai Xinben Information Technology Co., Ltd. is a leading international distributor of cutting-edge network equipment and IT solutions. Headquartered in Shanghai, we specialize in delivering high-performance networking hardware, cybersecurity systems, and smart infrastructure technologies to enterprises, telecom providers, and partners worldwide.

Core Strengths:

• Global Distribution Network: Partnering with top-tier brands (Cisco, Huawei, H3C, Fortinet) to supply 5G, SD-WAN, and data center solutions.

• Localized Expertise: Technical support and customized procurement strategies for Asia-Pacific markets.

• Sustainability-Driven: Committed to green IT practices through energy-efficient product portfolios.

Key Offerings:
✔ Enterprise & Carrier-Grade Network Switches/Routers
✔ Cloud and Cybersecurity Solutions
✔ PoE/Wi-Fi 6/Wireless Access Infrastructure
✔ OEM/ODM Collaboration Services

Why Choose Xinben?

• 10+ Years of cross-border supply chain excellence

• Vendor-Agnostic advisory for optimal cost-performance ratios

• Eco-Tech 2030 Initiative: Reducing carbon footprints through intelligent networking

Vision:
To empower the connected world through reliable, scalable, and sustainable technology distribution.