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StarTech.com EXSFP1GESXST Juniper EX-SFP-1GE-SX Compatible SFP Module - 1000BASE-SX Fiber Optical Transceiver - EXSFP1GESXST

  • 100% compatibility with Juniper EX-SFP-1GE-SX guaranteed
  • Maximum transfer distance of 550m (1804 ft.)
  • SFP (Mini-GBIC) meets or exceeds OEM specifications
  • SFP transceiver module complies with MSA industry standards
  • 1000BASE-SX fiber transceiver has low power consumption: < 1W
  • Hot-swappable with other fiber optic modules
  • Multimode connector
  • DDM: Yes
  • MTBF: 3,381,761 hours
  • Max. Data Transfer Rate: 1.25 Gbps
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Overview
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100% Juniper EX-SFP-1GE-SX compatible guaranteed-Lifetime Warranty on all SFP mo

Warranty & Returns

Warranty, Returns, And Additional Information

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  • Warranty Notice:

    This product does not include manufacturer warranty when purchased or used outside of its designated sales region. By purchasing internationally, you acknowledge that warranty support from the manufacturer will not be available.
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The StarTech.com EXSFP1GESXST is a Juniper EX-SFP-1GE-SX-compatible 1000BASE-SX SFP transceiver for network administrators connecting Juniper equipment over multimode fiber, with support for links up to 550 m and data rates up to 1.25 Gbps.

Recommended For

  • Network administrators adding or replacing a 1GbE SX optic in a Juniper-compatible SFP port, when the link uses multimode fiber and LC connectors.
  • Office or campus IT teams connecting nearby switches or network closets over existing multimode fiber, for links within the module’s rated 550 m maximum.
  • IT technicians who want a hot-pluggable 1GbE SX replacement or spare and need digital diagnostics monitoring for the optic.

Real-World Use Scenarios

  • Link two Juniper EX switches through an existing duplex multimode fiber run for a 1GbE inter-switch connection; the module supports 1000BASE-SX links up to 550 m when the fiber and far-end optic are compatible.
  • Connect a Juniper switch to a remote wiring closet over installed multimode fiber when a copper Ethernet run is impractical; it provides a 1GbE fiber link within the supported reach of the cable and optics.
  • Replace a failed or missing 1GbE SX optic in a compatible Juniper switch or router; the hot-pluggable module is designed for Juniper equipment and can help limit the interruption associated with an optic replacement.
  • Add fiber connectivity to a Juniper switch’s SFP port for a 1GbE link across a building or campus; this is useful when both endpoints have compatible SX optics and the route uses multimode fiber.
  • Check optical diagnostics while troubleshooting a fiber link on a compatible host; the module supports DDM, which can provide link-health readings when the host device exposes them.

Spec Summary

AttributeValue
Best ForConnecting Juniper EX-SFP-1GE-SX-compatible equipment over multimode fiber for 1000BASE-SX Gigabit Ethernet links up to 550 m
Model And CompatibilityStarTech.com EXSFP1GESXST SFP transceiver, compatible with Juniper EX-SFP-1GE-SX
Standards And ProtocolsIEEE 802.3z 1000BASE-SX, MSA-compliant; supports TCP/IP networks
Optical Interface And Range850 nm wavelength over multimode fiber, with an LC duplex female connector and a maximum distance of 550 m (1804 ft)
Data Rate And MonitoringTransfer rate up to 1.25 Gbps with Digital Diagnostics Monitoring (DDM) support
Installation And PowerHot-pluggable transceiver; wattage listed as 1 W
Operating EnvironmentOperating temperature: 0°C to 70°C (32°F to 158°F); storage temperature: -40°C to 85°C (-40°F to 185°F); humidity: 5–95% RH
Warranty And SupportLifetime warranty and free lifetime technical support
Package Contents And QuantityOne SFP transceiver
Physical DetailsItem weight: 0.03 lb; item dimensions: 2.2 × 0.5 × 0.5 in; silver
Package Dimensions And WeightPackage dimensions: 3.4 × 9.3 × 11.5 cm; package weight: 0.043 kg