GLC-BX-U, Cisco GLC-BX-U SFP Module, 1000BASE-BX/1310nm/LC Connector

  • Brand: Cisco
  • Model: GLC-BX-U
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Rating:
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4.8/5.0
List Price: $2,219.42
41% OFF
$1,318.28
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    Overview

    Cisco GLC-BX-U Overview

    The Cisco GLC-BX-U is a carrier-grade SFP transceiver designed for long‑reach 1000BASE-BX uplinks over single-mode fiber. Operating at a 1310 nm wavelength with ITU-T G.652 SMF, it delivers up to 10,000 m connectivity, ideal for enterprise access, metro, and FTTx aggregation. Supporting asymmetric bidirectional links with a complementary 1000BASE-BX-D, this Cisco transceiver helps distributors, integrators, and end users optimize fiber utilization while maintaining IEEE 802.3z compliance and predictable performance.

    Product Highlights

    1 Gbps
    Data Rate
    1310 nm
    Wavelength
    10,000 m
    Distance

    Product Applications Scenarios

    Enterprise Network
    The GLC-BX-U extends Gigabit uplinks up to 10 km over existing single-mode fiber, simplifying campus aggregation and reducing backhaul costs for regional enterprises.
    Service Providers
    Ideal for metro access and FTTx, this 1000BASE-BX link enables high-density bidirectional services while cutting fiber usage by 50% versus dual-fiber designs.
    Edge & IoT
    By providing stable long-reach Gigabit backhaul, it connects remote IoT and edge nodes to core networks, improving reliability and easing rural or industrial rollouts.

    Product Features Comparison

      Cisco Cisco Cisco Cisco
    Model GLC-BX-U, Cisco GLC-BX-U SFP Module, 1000BASE-BX/1310nm/LC Connector GLC-FE-100EX, Cisco GLC-FE-100EX SFP Transceiver, 100Mbps/40km/LC DWDM-XFP-40.56, Cisco DWDM XFP Module, 1540.56nm/100GHz/Hot-pluggable DWDM-SFP-3819, Cisco DWDM SFP, 1538.19 nm/100 GHz ITU/Grid SFP
    Brand Cisco Cisco Cisco Cisco
    Data Rate n/a n/a 10 Gbps n/a
    Wavelength 1000BASE-SX Wavelength: 850 nm; 1000BASE-LX/LH Wavelength: 1310 nm; 1000BASE-EX Wavelength: 1310 nm; 1000BASE-ZX (GLC-ZX-SMD) Wavelength: 1550 nm; 1000BASE-BX-U Wavelength: 1310 nm; 1000BASE-BX-D Wavelength: 1490 nm n/a Wavelength: 1540.56 nm n/a
    Transmission Distance 1000BASE-LX/LH Fiber Type (SMF): Operating distance: 10,000 m (32,821 ft); 1000BASE-EX Fiber Type and Distance: Operating distance: 40,000 m (131,234 ft); 1000BASE-ZX (GLC-ZX-SMD) Fiber Type and Distance: Operating distance: approximately 70 km depending on link loss; 1000BASE-BX-U Fiber Type and Distance: Operating distance: 10,000 m (32,821 ft); 1000BASE-BX-D Fiber Type and Distance: Operating distance: 10,000 m (32,821 ft) Maximum Transmission Distance: 40 km Max Reach Distance: 80 km n/a
    Connector Type n/a n/a n/a n/a
    Compliance Standard Single-Mode Fiber Standard Note: **ITU-T G.652 SMF as specified by the IEEE 802.3z standard. n/a n/a n/a

    Optional Add-ons

    Model Number Description
    GLC-BX-D Cisco 1000BASE-BX-D SFP transceiver, bidirectional pair for GLC-BX-U over ITU-T G.652 SMF
    GLC-LH-SMD Cisco 1 Gbps SFP transceiver module, 1310 nm LX/LH, LC duplex, up to 10 km SMF
    SFP-GE-S Cisco 1 Gbps SX SFP module, 850 nm MMF, LC duplex interface for short-range links

    Quality Certifications

    • ISO 14001
    • ISO 9001
    • RoHS
    • REACH
    • CE
    • FCC
    Specification

    Cisco GLC-BX-U Specification

    Model
    GLC-BX-U
    Brand
    Cisco
    SFP Port Cabling Specification Title
    SFP Port Cabling Specifications
    1000BASE-SX Wavelength
    850 nm
    1000BASE-SX Fiber Type
    MMF
    1000BASE-SX 62.5 µm Core / 160 MHz·km Bandwidth / Distance
    Core size: 62.5 µm; Modal bandwidth: 160 MHz·km (FDDI-grade); Operating distance: 220 m (722 ft)
    1000BASE-SX 62.5 µm Core / 200 MHz·km Bandwidth / Distance
    Core size: 62.5 µm; Modal bandwidth: 200 MHz·km (OM1); Operating distance: 275 m (902 ft)
    1000BASE-SX 50 µm Core / 400 MHz·km Bandwidth / Distance
    Core size: 50 µm; Modal bandwidth: 400 MHz·km (400/400); Operating distance: 500 m (1,640 ft)
    1000BASE-SX 50 µm Core / 500 MHz·km Bandwidth / Distance
    Core size: 50 µm; Modal bandwidth: 500 MHz·km (OM2); Operating distance: 550 m (1,804 ft)
    1000BASE-SX 50 µm Core / 2000 MHz·km Bandwidth / Distance
    Core size: 50 µm; Modal bandwidth: 2000 MHz·km (OM3); Operating distance: 1000 m (3,281 ft)
    1000BASE-LX/LH Wavelength
    1310 nm
    1000BASE-LX/LH Fiber Type (MMF)
    MMF* (with mode-conditioning patch cord as per IEEE standard)
    1000BASE-LX/LH MMF 62.5 µm / 500 MHz·km / Distance
    Core size: 62.5 µm; Modal bandwidth: 500 MHz·km; Operating distance: 550 m (1,804 ft)
    1000BASE-LX/LH MMF 50 µm / 400 MHz·km / Distance
    Core size: 50 µm; Modal bandwidth: 400 MHz·km; Operating distance: 550 m (1,804 ft)
    1000BASE-LX/LH MMF 50 µm / 500 MHz·km / Distance
    Core size: 50 µm; Modal bandwidth: 500 MHz·km; Operating distance: 550 m (1,804 ft)
    1000BASE-LX/LH Fiber Type (SMF)
    SMF (ITU-T G.652 as per IEEE 802.3z)**; Operating distance: 10,000 m (32,821 ft)
    1000BASE-EX Wavelength
    1310 nm
    1000BASE-EX Fiber Type and Distance
    Fiber type: SMF (ITU-T G.652 as per IEEE 802.3z)**; Operating distance: 40,000 m (131,234 ft)
    1000BASE-ZX (GLC-ZX-SMD) Wavelength
    1550 nm
    1000BASE-ZX (GLC-ZX-SMD) Fiber Type and Distance
    Fiber type: SMF; Operating distance: approximately 70 km depending on link loss
    1000BASE-BX-U Wavelength
    1310 nm
    1000BASE-BX-U Fiber Type and Distance
    Fiber type: SMF (ITU-T G.652 as per IEEE 802.3z)**; Operating distance: 10,000 m (32,821 ft)
    1000BASE-BX-D Wavelength
    1490 nm
    1000BASE-BX-D Fiber Type and Distance
    Fiber type: SMF (ITU-T G.652 as per IEEE 802.3z)**; Operating distance: 10,000 m (32,821 ft)
    Mode-Conditioning Patch Cord Note
    A mode-conditioning patch cord, as specified by the IEEE standard, is required regardless of span length. The mode-conditioning patch cord for 62.5 µm fibers has a different specification from the mode-conditioning patch cord for 50 µm fibers.
    Modal Bandwidth Note
    Modal bandwidth (MHz·km) values are specified at the transmission wavelength.***
    Single-Mode Fiber Standard Note
    **ITU-T G.652 SMF as specified by the IEEE 802.3z standard.
    Weight
    0.1 kg

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    Quality Certifications

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    Q&A

    Questions & Answers

    What accessories are available for the GLC-BX-U 1000BASE-BX SFP?

    Accessories include compatible fiber optic cables and patch panels, which are essential for network setup and management.

    How does the GLC-BX-U compare to similar products?

    The GLC-BX-U offers a competitive price-performance ratio, reliable long-distance data transmission, and easy integration with Cisco devices compared to other similar modules.

    What is the wavelength specification of the GLC-BX-U module?

    The GLC-BX-U module operates at a wavelength of 1310nm, suitable for bidirectional communication over a single optical fiber.

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    Yes, router-switch.com only sells 100% genuine products from authorized brands. As a multi-brand authorized distributor, all items are sourced through official channels and include valid manufacturer warranties. Customers may verify authorization via brand websites or request certification documents.

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