Name: QDD-400G-SR4.2-BD Cisco 400GBASE-SR4.2 QSFP-DD MPO-12 100m OM4 MMF Optical Transceiver
Brand: Cisco
SKU: QDD-400G-SR4.2-BD
Price: 2560.00 USD
Availability: InStock
Rating: 4.8 (110 reviews)

Product Overview
The Cisco 400GBASE-SR4.2 QSFP-DD MPO-12 optical transceiver is a high-performance module designed for short-reach multimode fiber applications. It supports 400 Gigabit Ethernet transmission over OM4 fiber up to 100 meters and utilizes a QSFP-DD form factor for high-density deployments. With its MPO-12 connector and digital optical monitoring features, it ensures reliable, efficient, and scalable network interconnectivity.

General Information
Brand	Cisco
Part Number	QDD-400G-SR4.2-BD

Technical Information
Media	MMF
Type	VCSEL
Protocols	400GBASE-SR4.2
Connector	MTP/MPO
DOM Support	Yes

Physical Characteristics
Weight	3.00
Condition	Refurbished

Product Description
The Cisco 400GBASE-SR4.2 QSFP-DD optical transceiver delivers high-speed data transmission for short-reach multimode fiber networks. Designed to support 400 Gigabit Ethernet, it uses a QSFP-DD form factor with an MPO-12 connector interface, facilitating efficient parallel fiber connectivity. This transceiver is engineered for up to 100 meters over OM4 multimode fiber, making it ideal for data center environments requiring high bandwidth and low latency. The device supports digital optical monitoring to ensure optimal performance and network reliability. Key Features QSFP-DD form factor supporting 400GBASE-SR4.2 standard MPO-12 connector for parallel multimode fiber connectivity Supports up to 100 meters transmission over OM4 MMF Optimized for high-density data center deployments Digital Optical Monitoring (DOM) support for performance management This optical transceiver is suitable for modern data center networks requiring scalable and efficient interconnect solutions. Its compatibility with QSFP-DD interfaces and multimode fiber infrastructure provides a seamless upgrade path for evolving network demands.

Use Cases
This optical transceiver is primarily used in data center environments and high-performance computing facilities that require ultra-high bandwidth connectivity over short distances. It benefits network operators and enterprises implementing scalable and dense fiber optic infrastructures. How It's Used: Interconnecting top-of-rack switches in data centers using OM4 multimode fiber for 400G Ethernet traffic High-speed aggregation and distribution layers within enterprise network fabrics Short-reach backbone connections in cloud computing and hyperscale data centers Supporting virtualization and AI workloads requiring low latency and high throughput Upgrading legacy multimode fiber infrastructure to higher data rates without extensive rewiring By leveraging this transceiver, organizations can achieve efficient data center operations with scalable bandwidth capacity while maintaining flexibility for future network enhancements.

Tech Atlantix

QDD-400G-SR4.2-BD Cisco 400GBASE-SR4.2 QSFP-DD MPO-12 100m OM4 MMF Optical Transceiver

QDD-400G-SR4.2-BD

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