Name: 10-3320-02 Cisco 400G QSFP-DD 400GBASE-DR4 MPO SMF 500m Transceiver
Brand: Cisco
SKU: 10-3320-02
Price: 1057.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Cisco 400G QSFP-DD 400GBASE-DR4 transceiver offers a clear solution for 400Gbps optical transmission over single-mode fiber, fitting into QSFP-DD slots and using MPO connectors. It plays a crucial role in data center environments where high throughput and moderate reach are required, bridging network devices efficiently with minimal complexity.

General Information
Brand	Cisco
Part Number	10-3320-02

Technical Information
Media	SMF
Power Consumption	≤12.5 W (typical ~11.5 W)
Protocols	400GBASE-DR4
Connector	MTP/MPO
DOM Support	Yes

Physical Characteristics
Weight	3.00
Condition	Refurbished

Product Description
This Cisco 400G QSFP-DD transceiver is designed for high-bandwidth data transmission over single-mode fiber, commonly used in large-scale data centers and enterprise networks. It supports the 400GBASE-DR4 standard, enabling reliable 400Gbps links across distances up to 500 meters. Often deployed in switch-to-switch or switch-to-router connections, this module suits environments demanding high-speed, low-latency communication. Network engineers and system integrators benefit from its straightforward MPO interface and industry-standard compatibility. Key Features Uses MPO multi-fiber push-on connectors for easy cabling Operates over single-mode fiber for extended reach Supports 400GBASE-DR4 for four parallel lanes at 100Gbps each Designed to fit QSFP-DD ports on Cisco hardware Optimized for data center interconnects and backbone links This transceiver is typically installed within data center infrastructure where fast, reliable connections are essential for server clusters and storage systems. It contributes to streamlined network architecture by supporting high-speed optical links without complicated setup.

Use Cases
The Cisco 400G QSFP-DD 400GBASE-DR4 transceiver is commonly deployed in high-capacity data center fabrics where moderate distance, high-throughput interconnects are critical. It suits environments that require scalable bandwidth between top-of-rack switches or spine-leaf architectures utilizing single-mode fiber infrastructure. How It's Used: Connecting spine and leaf switches in hyperscale data centers to support virtualization and cloud workloads. Interlinking storage clusters in enterprise IT environments where low latency and high bandwidth are essential. Deploying in campus core networks requiring 400G aggregation over single-mode fiber for distributed office sites. Facilitating high-speed interconnects in edge computing nodes where compact, efficient optics enable streamlined rack deployments. Enabling seamless upgrades of existing fiber infrastructures to support evolving data throughput demands in telecommunications network hubs. This transceiver plays a vital role in maintaining operational efficiency by providing reliable high-speed links with manageable reach, supporting network scalability and performance consistency across diverse data center and enterprise environments.

10-3320-02 Cisco 400G QSFP-DD 400GBASE-DR4 MPO SMF 500m Transceiver

Product Overview

General Information

Technical Information

Physical Characteristics

Product Description

Use Cases