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The RX550MSFPST is a Juniper RX-70KM-SFP compatible fiber transceiver module that has been designed, programmed and tested to work with Juniper brand switches and routers. It delivers dependable 1 GbE connectivity over fiber cable, for 1000Base-SX compliant networks, with a maximum distance of up to 70 km (43.5 mi). 

Technical Specifications: 

  • Wavelength: 850nm 
  • Maximum Data Transfer Rate: 1000 Mbps (1 Gbps) 
  • Type: Single Mode Fiber 
  • Connection Type: LC Connector 
  • Maximum Transfer Distance: 550 m (1804 ft)
  • MTBF: 53,972,659 hours 
  • Power Consumption: Low power consumption 
  • Digital Diagnostics Monitoring (DDM): Yes 

This SFP fiber module is hot-swappable, making upgrades and replacements seamless by minimizing network disruptions. SFPs 

All SFP & SFP+ transceiver modules are backed by a lifetime warranty and free lifetime multilingual technical support. offers a wide variety of SFP modules and direct-attach SFP cables, providing the convenience and reliability you need to ensure dependable network performance. 

100% compatibility with Juniper RX-550M-SFP guaranteed - Lifetime Warranty on all SFP modules - Maximum transfer distance of 550 m (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 - Hot-swappable with other fiber optic modules - Multi Mode connector with Digital Diagnostic Monitoring (DDM) - MTBF: 53,972,659 hours



Warranty Information Warranty Lifetime
Material Steel
Connector(s) 1 - Connector A SFP Slot
1 - Connector B Fiber Optic LC Duplex
Hardware Compatible Brand Juniper
Industry Standards IEEE 802.3z 1000BASE-SX
Packaging Information Package Height 0.6 in [15.0 mm]
Package Length 9.1 in [23.0 cm]
Shipping (Package) Weight 2.8 oz [80.0 g]
Package Width 8.1 in [20.7 cm]
Performance DDM Yes
MTBF 53,972,659 hours
Compatible Networks 1000 Mbps (1 Gbps)
Type Multi Mode
Max Transfer Distance 550 m (1804 ft)
Maximum Data Transfer Rate 1.00 Gbps
Wavelength 850nm
Fiber Operating Mode Full-Duplex
Physical Characteristics Product Height 0.5 in [12.0 mm]
Product Length 2.6 in [65.0 mm]
Weight of Product 2.5 oz [72.0 g]
Product Width 0.6 in [14.0 mm]
What's in the Box 1 - Included in Package SFP Transceiver
Barcode # 65030883054
Shipping Weight 0.0500kg
Manufacturer Warranty: Limited Product Lifetime Warranty

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StarTech Juniper RX-550M-SFP Compatible SFP Transceiver Module - 1000Base-SX

Model # RX550MSFPST


SAVE $26.89 (21%)
In Stock

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