Description
The AddOn Arista Networks® QSFP-100G-ER4-AR compatible QSFP28 transceiver provides 100GBase-ER4 throughput up to 40km over single-mode fiber (SMF) using wavelengths from 1295nm to 1309nm via an LC duplex connector.
Built to meet or exceed OEM standards, this hot-swappable module is uniquely serialized, data-traffic tested, and guaranteed to be 100% compatible with Arista Networks® equipment. With Digital Optical Monitoring (DOM) support, it allows real-time monitoring of operating parameters, ensuring reliable performance in demanding enterprise and data center environments.
This transceiver is TAA compliant, RoHS compliant, lead-free, and comes backed by AddOn’s limited lifetime warranty.
| Specification | Details |
|---|---|
| SKU | QSFP-100G-ER4-AR-AO |
| Form Factor | QSFP28 |
| Data Rate | 100GBase-ER4 (25.78125 Gbps per channel) |
| Wavelength Range | 1295nm – 1309nm (4 CWDM lanes) |
| Reach/Distance | Up to 40km over SMF |
| Connector | Duplex LC |
| Fiber Type | Single-Mode Fiber (SMF) |
| DOM Support | Yes |
| Temperature Range | 0°C to 70°C (Operating Case) |
| Compliance | IEEE 802.3ba, SFF-8665, TAA, RoHS, Lead-Free |
| Power Dissipation | 5.0W (max) |
| Warranty | Limited Lifetime Warranty |
| Compatibility | Guaranteed 100% compatible with Arista Networks® QSFP-100G-ER4-AR |
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
