Description
The AddOn Arista Networks® QSFP-100G-LR-AR-CW31-AO is a 100GBase-CWDM QSFP28 single lambda transceiver designed to deliver high-speed connectivity up to 10km over single-mode fiber (SMF) using a 1310nm wavelength. Engineered for seamless compatibility with Arista Networks® equipment, this hot-swappable module ensures quick installation and dependable performance in access, metro, and enterprise networks.
Compliant with QSFP28 MSA and 100G Lambda MSA 100G-LR specifications, it features a 4x25G electrical interface, low power consumption (<4.5W), and advanced digital optical monitoring (DOM) for real-time diagnostics. The transceiver is fully TAA compliant, RoHS certified, and backed by AddOn’s rigorous testing and limited lifetime warranty, ensuring unmatched reliability and performance in high-capacity network environments.
| Specification | Description |
|---|---|
| Part Number | QSFP-100G-LR-AR-CW31-AO |
| Brand Compatibility | Arista Networks® |
| Form Factor | QSFP28 |
| Data Rate | 100Gbps |
| Transmission Standard | 100GBase-CWDM |
| Wavelength | 1310nm (CW31) |
| Reach | Up to 10km |
| Fiber Type | Single-Mode Fiber (SMF) |
| Connector Type | LC Duplex |
| Modulation Format | PAM4 |
| Optical Signaling Speed | 53.125 Gbaud |
| Power Supply Voltage | 3.3V |
| Power Dissipation | < 4.5W |
| Electrical Interface | 4x25G |
| Operating Temperature | 0°C to 70°C |
| Digital Diagnostic Monitoring (DOM) | Supported |
| Compliance | QSFP28 MSA, 100G Lambda MSA 100G-LR, SFF-8636 Rev 2.10a |
| TAA Compliance | Yes |
| RoHS Compliance | Yes |
| Applications | Access, Metro, Enterprise Networks |
| 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
