Description
The Axiom 4x100GBASE-LR QSFP-DD Transceiver for Cisco (QDD-4X100G-LR-S-AX) delivers high-performance, long-reach 400G connectivity through four independent 100G-LR channels. Designed for demanding data center, enterprise, and service provider networks, this module ensures stable, high-bandwidth transmission over single-mode fiber.
Axiom QSFP-DD transceivers are engineered for 100% compatibility with Cisco systems, pre-programmed with the required application-specific code for seamless integration. Each module performs identically to OEM originals—matching form, fit, and function—while offering exceptional reliability and value.
Manufactured to meet MSA (Multi-Source Agreement) standards, these modules ensure cross-platform interoperability, unique serialization for device identification, and highly dependable long-range optical performance.
Key Benefits:
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Fully compatible with Cisco platforms
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Four 100G-LR channels for scalable 400G deployments
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Long-reach optical transmission up to 10 km on SMF
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Ideal for high-capacity data centers and aggregation layers
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Guaranteed performance and seamless OEM interoperability
| Specification | Details |
|---|---|
| SKU | QDD-4X100G-LR-S-AX |
| Form Factor | QSFP-DD |
| Data Rate | 4 × 100G (400G aggregate) |
| Wavelength | 1310 nm (per channel) |
| Reach | Up to 10 km over SMF |
| Connector Type | Duplex LC |
| Fiber Type | Single-Mode Fiber (SMF) |
| Protocol Support | 100GBASE-LR |
| Compatibility | Cisco switches and routers (100% compatible) |
| Compliance | MSA Compliant |
| Operating Temperature | 0°C to 70°C (Commercial) |
| Serialization | Unique Axiom part serialization |
| Application | Data center, enterprise, cloud, high-bandwidth links |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
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
A decade of delivery — trusted by 275+ clients across industries
