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Cisco

Cisco GLC-ZX-SM | 1G SFP, 1000BASE-ZX, 1550nm, 70-80 km SMF, LC

SKU:GLC-ZX-SM

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Description

Long-reach 1000BASE-ZX SFP for Gigabit Ethernet over single-mode fiber. Operates at 1550 nm with LC duplex interface, delivering 70–80 km reach depending on fiber and link budget; an attenuator may be required for very short links.

Features

- Ultra-long reach 1550 nm single-mode optics
- Up to 70–80 km Gigabit Ethernet connectivity
- Hot-swappable SFP design
- LC duplex interface
- Ideal for metro, backhaul, and campus interconnects

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

Technical Specifications

- Interface: SFP (hot-swappable)
- Speed: 1.25 Gbps (1G)
- Standard: 1000BASE-ZX
- Wavelength: 1550 nm
- Fiber type: Single-mode fiber (9/125 µm)
- Reach: 70–80 km depending on fiber/link budget
- Connector: LC duplex
- Note: Attenuator may be required for short (<5 km) links
- Digital diagnostics: typically no DOM (use -SMD variant for DOM)

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