Description
The AddOn Dell® SFP28-25G-ER-AO is a high-performance, hot-swappable optical transceiver designed for 25GBase-ER Ethernet applications over single-mode fiber (SMF). Operating at a wavelength of 1310nm, this module supports distances of up to 40km and delivers data rates of 25.78 Gbps, making it ideal for enterprise, metro, and access networks. Built to meet or exceed OEM specifications, it is fully compatible with Dell® switches and routers. It features Digital Optical Monitoring (DOM) for real-time parameter tracking and includes robust ESD protection, low EMI design, and RoHS-compliant construction. Each unit is uniquely serialized, application-tested, and backed by AddOn’s limited lifetime warranty, ensuring reliable deployment in demanding environments.
| Parameter | Specification |
|---|---|
| SKU | SFP28-25G-ER-AO |
| Brand | AddOn |
| Compatible OEM | Dell® |
| Form Factor | SFP28 |
| Data Rate | 25.78 Gbps |
| Wavelength | 1310nm |
| Distance | Up to 40km |
| Fiber Type | Single-Mode Fiber (SMF) |
| Connector | Duplex LC |
| Compliance | SFF-8432, SFF-8472, RoHS, TAA |
| DOM Support | Yes |
| Operating Temperature | 0°C to 70°C |
| Power Supply Voltage | 3.135V – 3.465V |
| Power Consumption | 1.8W (typical) |
| Launch Optical Power (avg.) | 0 to +6 dBm |
| Receiver Sensitivity (avg.) | -21 dBm |
| Receiver Overload | -4 dBm |
| Extinction Ratio | ≥ 4.0 dB |
| Center Wavelength Range | 1295nm – 1310nm |
| Receiver Sensitivity (OMA) | -19 dBm |
| Link BER | ≤ 5×10⁻⁵ |
| Applications | 25G Ethernet, Access, Metro, Enterprise |
| Warranty | Limited Lifetime Warranty |
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
A decade of delivery — trusted by 275+ clients across industries
