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

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

Name: Cisco QDD2X400GFR4 Module Dual 400G PAM4 2km Reach amp Low Power QSFPDD Optical Transceiver
Brand: Cisco
Price: 1 USD

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

Brand Name : Cisco

Model Number : QDD-2X400G-FR4=

Product Power : 740W PoE power budget

Forwarding Bandwidth : 176Gbps

Product Id : CISCO-Module-01

Product Family : Cisco Catalyst

Product Ports : 24 x 10/100/1000 Ethernet ports

Management Interface : 1 x RJ-45 Ethernet port

Storage Humidity : 5 to 95%

Product Model : Cisco Module 1

Maximum Distance : Varies (depending on specific module)

Storage Temperature Range : -40-70°C

Chassis : WS-C2960S-24TS-L WS-C2960S-48TS-L

Product Cable Type : Fiber Optic

Supported Standards : IEEE 802.3, IEEE 802.3u, IEEE 802.3ab

Compatibility : Cisco Catalyst 9300 Series Switches

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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)

Parameter	Specification
Form Factor	QSFP-DD
Data Rate	2x400G (800G aggregate)
Modulation	PAM4
Wavelength	1310nm (CWDM4)
Max Distance	2km (SMF)
Connector Type	Dual LC
Power Consumption	<14W (typical)
Operating Temp.	0°C to 70°C (32°F to 158°F)
Compatibility	Cisco Nexus 9000, ASR 9000, and more

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

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

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