Cisco GLC-BX-U network transceiver module Fiber optic 1000 Mbit/s mini-GBIC 1310 nm
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GLC-BX-U
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overview
specifications
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GLC-BX-U Overview
CISCO - 1000base-bx10-u Upstream Bidirectional Single Fiber Transceiver Module With Digital Optical Monitoring (dom) Functions (GLC-BX-U).
Summary Description
Cisco GLC-BX-U. SFP transceiver type: Fiber optic, Maximum data transfer rate: 1000 Mbit/s, Interface type: mini-GBIC. Product colour: Stainless steel, Compatible products: Catalyst 2960, 3560, 3750, 4500, 4948, ME 2400, 3400. Width: 8.5 mm, Depth: 56.5 mm, Height: 13.4 mm. Number of products included: 1 pc(s)
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Specifications
Overview
| Condition | Refurbished |
|---|---|
| Brand | Cisco |
| Stock | In Stock |
Performance
| SFP transceiver type | Fiber optic |
|---|---|
| Maximum data transfer rate | 1000 Mbit/s |
| Interface type | mini-GBIC |
| Single-mode fiber (SMF) supported | Yes |
| Fiber optic connector | LC, PC |
| Maximum transfer distance | 10000 m |
| Wavelength | 1310 nm |
| Tx wavelength (min) | 1260 nm |
| Tx wavelength (max) | 1360 nm |
| Rx wavelength (min) | 1480 nm |
| Rx wavelength (max) | 1500 nm |
| Tx power (min) | -9 dBmW |
| Tx power (max) | -3 dBmW |
| Rx power (min) | -19.5 dBmW |
| Rx power (max) | -3 dBmW |
| Cabling technology | 1000BASE-BX10-U |
| Digital Diagnostics Monitoring (DDM) | Yes |
Features
| Product colour | Stainless steel |
|---|---|
| Compatible products | Catalyst 2960, 3560, 3750, 4500, 4948, ME 2400, 3400 |
Weight & dimensions
| Width | 8.5 mm |
|---|---|
| Depth | 56.5 mm |
| Height | 13.4 mm |
| Weight | 75 g |
Packaging data
| Number of products included | 1 pc(s) |
|---|
Technical details
| Sustainability certificates | RoHS |
|---|
Frequently Asked Questions
What is the primary function of the Cisco GLC-BX-U SFP module? +
The Cisco GLC-BX-U is a 1000BASE-BX10-U SFP transceiver designed for single-fiber bidirectional (BiDi) communications. It enables high-speed Gigabit Ethernet connectivity over a single strand of single-mode fiber, effectively doubling the bandwidth capacity of existing fiber infrastructure by using different wavelengths for transmit and receive signals.
Does the GLC-BX-U require a specific matching transceiver on the opposite end? +
Yes, because the GLC-BX-U operates as an 'Upstream' (U) module, it must be paired with a corresponding 'Downstream' (D) module, typically the GLC-BX-D. This pairing ensures the wavelengths are correctly aligned, with the U module transmitting at 1310 nm and receiving at 1490 nm, while the D module does the inverse.
What is the maximum reach of the GLC-BX-U over single-mode fiber? +
This transceiver is rated for a maximum link distance of 10 kilometers when utilizing standard single-mode fiber optic cabling. It is an ideal solution for campus-area network backbones or short-reach provider access links where minimizing fiber strands is a priority for network efficiency and reduced deployment costs.
Which Cisco platforms are compatible with the GLC-BX-U SFP? +
The GLC-BX-U is supported across a wide range of Cisco enterprise switches, routers, and industrial Ethernet devices featuring SFP slots. Compatibility is generally broad, provided the Cisco IOS software version is up to date. We recommend checking your specific device's datasheet or the Cisco SFP Compatibility Matrix for confirmation before deployment.
What type of optical connector does the GLC-BX-U use? +
The GLC-BX-U utilizes a single LC/PC connector interface. Because it is a bidirectional module, only one strand of single-mode fiber is needed to establish a full-duplex link, which simplifies cable management and reduces the footprint in high-density patch panels compared to traditional dual-fiber SFP modules.
Is the GLC-BX-U compatible with industrial temperature requirements? +
The standard GLC-BX-U is designed for commercial temperature ranges, typically operating between 0 and 70 degrees Celsius. For harsh environments or outdoor cabinets experiencing extreme thermal fluctuations, you should look for the 'I' suffix industrial-grade equivalents to ensure long-term hardware reliability and performance stability under stress.
How do I manage or configure the GLC-BX-U on my Cisco switch? +
As a standard plug-and-play transceiver, the GLC-BX-U is managed directly through the Cisco switch CLI. Once inserted, the device is recognized via the SFP's internal EEPROM, which communicates status and diagnostic information. You can use standard commands like 'show inventory' or 'show interfaces transceiver' to monitor optical power levels and link status.
Can I use the GLC-BX-U in a non-Cisco networking device? +
While the GLC-BX-U is engineered for Cisco ecosystem integration, performance in third-party hardware depends on that device's open-standard support. Some switches may block non-branded transceivers. To ensure optimal performance and avoid compatibility errors in production environments, we strongly advise using this module within Cisco-authorized switching and routing hardware.
How can I obtain a bulk quote for multiple GLC-BX-U units? +
If you are planning a large-scale infrastructure upgrade and require volume pricing for multiple GLC-BX-U transceivers, our sales team is ready to assist. Please visit the 'Request a Quote' section on BuyRouterSwitch.com or contact our representatives directly. We specialize in providing competitive pricing tailored to your specific enterprise project requirements and inventory needs.
Why choose BuyRouterSwitch.com for my Cisco SFP requirements? +
BuyRouterSwitch.com is a trusted source for enterprise-grade networking equipment, offering a seamless procurement experience for IT departments. We prioritize authentic hardware and secure ordering processes, ensuring that your mission-critical connectivity components arrive exactly as specified. By choosing us, you gain a reliable partner focused on supporting your network expansion with professional service and efficient order processing.
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