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407-BBXU-C
25GbE SFP28 SR Transceiver Dell Networking Compatible
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407-BBXU-C is a QSFP+ optical transceiver module engineered for high-speed 40G data communications in data centers, enterprise networks, and telecom environments. It supports both Ethernet and Fibre Channel protocols while offering LC connector interfaces that ensure reliable and consistent optical connectivity.
407-BBXU-C features a compact QSFP+ form factor with precise physical dimensions, making it ideal for high-density network deployments. Designed for long-range transmission over single-mode fiber—up to 80 km at a wavelength of 1310 nm—this transceiver delivers efficient performance with robust interoperability across major networking platforms.
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| 407-BBXU-C |  AA094688-C |  407-BBWK-C |  407-BCBF-C |  407-BBWO-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | QSFP+ | SFP+ | SFP+ | SFP | SFP+ |
| Data Rate | 40G | 10G | 10G | 10G | 10G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1310 nm | 1310nm | 1310 nm | 1310 nm | 1310 nm |
| Transmission Distance | Long-Range | Long-Range | Long-Range | Long-Range | Long-Range |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 80 km | 80 km | 80 km | 80 km | 10 km |
| Supported Protocols | Ethernet, Fibre Channel | Ethernet, Fibre Channel | Ethernet, Fibre Channel | Ethernet, Fibre Channel | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | 3.5 W | 3.5W | 3.5 W | 1.5W | 2.8W |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista / N/A |
| Product Name | 407-BBXU-C QSFP+ Optical Transceiver | AA094688-C 10G SFP+ Long-Range Transceiver | 407-BBWK-C High-Performance 10G SFP+ Transceiver | 407-BCBF-C SFP Transceiver | 407-BBWO-C |
| Height | 0.6 in | 0.3 inches | 0.22 inches | 0.21 inches | 0.53 in |
| Width | 1.2 in | 0.8 inches | 0.87 inches | 0.93 inches | 2.22 in |
| Depth | 2.5 in | 1 inch | 0.43 inches | 1.4 inches | 2.83 in |
| Weight | 0.15 lbs | 0.1 lbs | 0.06 lbs | 0.1 lbs | 0.11 lbs |
Flawless 25GbE SR performance. These transceivers are robust and recognized instantly by our Dell switches. Stable throughput and low heat generation.
Consistent 25G speeds for our server uplinks. No signaling issues or configuration headaches. High build quality and excellent value for enterprise.
Professional SFP28 modules. Rock-solid stability in our production environment. These provide a dependable and cost-effective solution for 25G networking.
Top-tier reliability. Easy to deploy and monitor. Performance has been perfect since installation. A trustworthy choice for Dell network administrators.
Excellent signal margins and perfect compatibility. These modules run flawlessly in our high-bandwidth infrastructure. Highly satisfied with the stability.
The SKU 407-BBXU-C is a 25 Gigabit Ethernet SFP28 Short-Range (SR) fiber optic transceiver fully compatible with Dell Networking switches and routers.
It supports a data rate of 25.78 Gbps (25GbE), ensuring high-throughput connectivity for modern networks.
The module reaches up to 100 meters over OM4 multimode fiber and 70 meters over OM3 multimode fiber.
This transceiver is compatible with OM3 and OM4 multimode fiber (MMF) cables terminated with LC connectors.
It is validated for Dell PowerSwitch series including S-series, Z-series, and N-series switches as well as select Dell routers with SFP28 ports.
Yes. The module supports hot-swapping, allowing you to insert or remove it without powering down the device.
Typical power consumption is 1.2 W, designed for energy-efficient data center operations.
Yes. It includes DDM (also known as DOM) for real-time monitoring of temperature, voltage, laser bias, and optical power.
It meets IEEE 802.3by for 25GbE and SFF-8402, SFF-8431, SFF-8472, and RoHS-6 specifications.
It operates reliably between 0°C and 70°C (32°F to 158°F) for ambient temperatures.
This transceiver includes a one-year advanced replacement warranty backed by qualified technical support.
Align the LC connectors, insert the module into an empty SFP28 port until it clicks, then verify port status via your switch’s management interface.
Use the switch CLI command 'show interface transceiver details' to confirm module type, serial number, and operational status.
Yes. When using OM3/OM4 fiber, this Dell-compatible transceiver interoperates seamlessly with other IEEE-compliant 25GbE SFP28 modules.
Purchase through authorized Dell Networking resellers or via the official Dell website to ensure genuine product and warranty support.
Lead time varies by region but is typically 3–5 business days when ordered from Dell or authorized distributors.