Description
The AddOn Cisco® SFP25G-LR-S-I-DW5979 compatible SFP28 transceiver delivers reliable 25GBase-DWDM throughput up to 10km over single-mode fiber (SMF) using a 1559.79nm wavelength via a duplex LC connector. Engineered for industrial environments, it operates between -40°C to 85°C, ensuring dependable performance in access, metro, and enterprise networks.
This hot-pluggable, easy-to-install module fully supports Digital Optical Monitoring (DOM) for real-time diagnostics. It is programmed, uniquely serialized, and rigorously tested for guaranteed interoperability with Cisco® equipment. With compliance to SFF-8432/8472, RoHS, and TAA, plus AddOn’s limited lifetime warranty, this transceiver offers both cost efficiency and peace of mind.
| Specification | Details |
|---|---|
| SKU | SFP25G-LRSIDW5979-AO |
| Form Factor | SFP28 |
| Data Rate | 25GBase-DWDM (24.33 – 25.78 Gbps) |
| Wavelength | 1559.79 nm (DWDM ITU Channel D22) |
| Distance/Reach | Up to 10 km over SMF |
| Connector | Duplex LC |
| Fiber Type | Single-Mode Fiber (SMF) |
| Temperature Range | -40°C to 85°C (Industrial) |
| Optical Power (TX) | -1 to +5 dBm |
| Receiver Sensitivity | -15 dBm (typical), -14.5 dBm (EOL), -9.0 dBm after 10km fiber |
| Extinction Ratio | ≥ 6 dB |
| Digital Diagnostics (DOM) | Supported |
| Hot Pluggable | Yes |
| Compliance | SFF-8432, SFF-8472, RoHS, TAA |
| 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.
Trusted by
Trusted by enterprise and education leaders who need AV done right
Why Clients Choose AVENDOR for Pro AV Projects
A clear difference in expertise, service, and speed.
You may also like
