Description
The AddOn Cisco® Compatible Q28-100GP4-BXU2931-20-C-AO is a high-performance 100GBase-BX LR1 PAM4 QSFP28 transceiver designed for reliable, high-speed data transmission over single-mode fiber (SMF) up to 20 km. Using 1291 nm transmit and 1311 nm receive wavelengths with a bidirectional LC connector, it delivers robust 100 Gbps connectivity for data center, enterprise, and carrier-grade networking applications.
This hot-swappable optical module complies with QSFP28 MSA and SFF-8636 Rev. 2.10a standards and is equipped with Digital Optical Monitoring (DOM) to provide real-time operating diagnostics. Each unit is uniquely serialized, rigorously tested for data traffic and application performance, and guaranteed to initialize and operate identically to the OEM part.
Built to support high-density environments and optimized for 100G Ethernet deployments, this TAA-compliant, RoHS-certified transceiver ensures seamless integration into Cisco® platforms while maintaining low power consumption and exceptional reliability. AddOn backs this product with a limited lifetime warranty, delivering both quality and peace of mind.
| Specification | Details |
|---|---|
| Compatible OEM | Cisco® |
| Part Number | Q28-100GP4-BXU2931-20-C-AO |
| Form Factor | QSFP28 |
| Data Rate | 100 Gbps |
| Transmission Distance | Up to 20 km |
| Wavelength | 1291 nm Transmit / 1311 nm Receive |
| Connector Type | Bidirectional LC Duplex |
| Fiber Type | Single-Mode Fiber (SMF) |
| Modulation Format | PAM4 |
| Digital Diagnostics (DOM) | Supported |
| Operating Temperature | 0 °C to 70 °C (Commercial) |
| Power Supply Voltage | 3.3 V |
| Power Dissipation | ≤ 4.5 W |
| Extinction Ratio | ≥ 3.5 dB |
| Transmit OMA | 2.8 – 6.8 dBm |
| Receiver Sensitivity (OMAouter) | MAX(-7.6 dBm, SECQ-9) |
| Average Receive Power | -10 – 6.6 dBm |
| Compliance Standards | QSFP28 MSA, SFF-8636 Rev 2.10a, RoHS, TAA |
| Applications | 100GBase Ethernet, Data Center, Enterprise Networking |
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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.
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