Description
The Axiom 400GBase-DR4 QSFP-DD Transceiver for Cisco (QDD-400G-DR4-S-AX) delivers high-performance, reliable 400GbE connectivity for next-generation data centers and enterprise networks. Engineered for full compatibility with Cisco platforms, this module is pre-configured with application-specific coding to ensure seamless integration, optimal performance, and OEM-equivalent operation.
Built on QSFP-DD (Quad Small Form-Factor Pluggable Double Density) technology, this transceiver provides the bandwidth and efficiency required for dense, high-speed networking environments. Supporting 400GBase-DR4 over single-mode fiber, it offers long-reach optical transmission, reliable throughput, and exceptional signal integrity for high-capacity workloads.
Axiom transceivers feature unique product serialization, guaranteed OEM interoperability, and full compliance with the Multi-Source Agreement (MSA). This ensures consistent quality, reliable operation, and broad platform flexibility across mixed-vendor network environments.
| Specification | Details |
|---|---|
| SKU | QDD-400G-DR4-S-AX |
| Product Type | QSFP-DD Optical Transceiver |
| Data Rate | 400Gbps |
| Transmission Standard | 400GBase-DR4 |
| Wavelength | 1310nm (4-lane parallel optics) |
| Fiber Type | Single-Mode Fiber (SMF) |
| Reach / Distance | Up to 500m (typical for DR4 over SMF) |
| Connector Type | MPO-12/APC |
| Media | Optical Fiber |
| Compatibility | Cisco switches and routers (100% OEM compatible) |
| Programming | Pre-configured with Cisco-specific application code |
| MSA Compliance | Fully MSA compliant |
| Operating Temperature | 0°C to 70°C (standard commercial) |
| Application | 400GbE data center, cloud, and high-performance networking |
| Additional Features | Unique serialization, conflict-free operation, multi-vendor interoperability |
Payment & Security
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Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
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