Description
The AddOn Arista Networks® QSFP-40G-LR4 Compatible QSFP+ Transceiver delivers reliable 40GBase-LR4 throughput up to 10km over single-mode fiber (SMF). Operating across wavelengths from 1270nm to 1330nm with a duplex LC connector, this hot-swappable module ensures seamless installation and replacement.
Fully compliant with SFF-8436 MSA standards, the transceiver supports Digital Optical Monitoring (DOM) for real-time performance visibility. Each unit is uniquely serialized, rigorously tested for interoperability, and guaranteed to perform identically to the original Arista Networks® part.
This transceiver is RoHS compliant, lead-free, and TAA compliant, making it suitable for government procurement. Designed with robust ESD protection and low EMI shielding, it’s the ideal solution for data centers, enterprise networks, and carrier-grade applications.
AddOn backs this product with a limited lifetime warranty, ensuring long-term performance and peace of mind.
| Specification | Details |
|---|---|
| SKU | QSFP-40G-LR4-AR-AO |
| Form Factor | QSFP+ |
| Data Rate | 40GBase-LR4 |
| Wavelength Range | 1270nm – 1330nm |
| Fiber Type | Single-Mode Fiber (SMF) |
| Connector | Duplex LC |
| Max Reach | 10km |
| Digital Optical Monitoring (DOM) | Supported |
| Compliance | SFF-8436 MSA, TAA Compliant, RoHS Compliant |
| Temperature Range | 0°C to 70°C (Commercial) |
| Power Consumption | 3.5W (typical) |
| Hot Pluggable | Yes |
| Warranty | Limited Lifetime Warranty |
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
