Description
The AddOn Cisco® SFP25G-LR-S-I-DW4532-AO is a high-performance, TAA-compliant 25GBase-DWDM SFP28 transceiver designed for enterprise, metro, and access networking. Operating at a wavelength of 1545.32nm, this module delivers reliable data transmission up to 10km over single-mode fiber (SMF) via a duplex LC connector.
Engineered for industrial environments, it supports a wide operating temperature range of -40°C to 85°C. With full DOM (Digital Optical Monitoring) support, hot-swappable design, and guaranteed Cisco® compatibility, this transceiver provides a seamless and cost-effective solution for network expansions. Backed by AddOn’s rigorous testing, RoHS compliance, and limited lifetime warranty, it ensures superior reliability and performance for mission-critical applications.
| Specification | Details |
|---|---|
| Part Number | SFP25G-LR-S-I-DW4532-AO |
| Form Factor | SFP28 |
| Data Rate | 25GBase-DWDM (24.33 – 25.78 Gbps) |
| Wavelength | 1545.32nm (DWDM, 100GHz spacing) |
| Transmission Distance | Up to 10km over SMF |
| Connector Type | Duplex LC |
| Fiber Type | Single-Mode Fiber (SMF) |
| Operating Temperature | -40°C to 85°C (Industrial Range) |
| DOM Support | Yes |
| Hot Swappable | Yes |
| Compliance Standards | SFF-8432, SFF-8472, RoHS, MIL-STD-883E, IEC 61000-4-3, FCC Part 15, FDA 21CFR |
| Power Dissipation | 2.0W (Typical) |
| Extinction Ratio | 6 dB (Min) |
| Receiver Sensitivity | -15 dBm (BOL) / -14.5 dBm (EOL) |
| Maximum Receiver Overload | +2 dBm |
| Warranty | Limited Lifetime Warranty |
| TAA Compliance | Yes |
| OEM Compatibility | Cisco® |
| Applications | 25G Ethernet, Metro, Access, Enterprise Networking |
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
