ST to ST single mode simplex fiber optic patch cord
Fiber Optic Patch Cord

ST/UPC to ST/UPC Single Mode 9/125μm SimplexFiber Optic Patch Cord

ST/UPC to ST/UPC single mode 9/125μm simplex patch cord with bayonet mount coupling. Widely used in legacy networks, military installations, and industrial applications.

Connector TypeST/UPC – ST/UPC
Fiber ModeSingle Mode (9/125μm)
Fiber Count1 Fiber (Simplex)
Insertion Loss≤0.2dB
Return Loss≥55dB (UPC)
Durability≥500 mating cycles
Specifications

Technical Specifications

Connector Type
ST/UPC – ST/UPC
Fiber Mode
Single Mode (9/125μm)
Fiber Count
1 Fiber (Simplex)
Cable Diameter
2.0mm / 3.0mm
Jacket Material
PVC / LSZH
Jacket Color
Yellow
Wavelength
1310nm / 1550nm
Insertion Loss
≤0.2dB
Return Loss
≥55dB (UPC)
Repeatability
≤0.1dB
Durability
≥500 mating cycles
Operating Temperature
-20°C to +70°C
Length
1m – 30m (Custom)
Standards
IEC 61754-2 · TIA-604-2 (FOCIS 2) · Telcordia GR-326
Key Features

Engineered For Performance

Bayonet Mount Coupling

Spring-loaded bayonet-style twist-lock mechanism provides secure connections that resist vibration while allowing quick connect/disconnect with a quarter-turn.

Legacy Network Standard

ST connectors remain widely deployed in government, military, and utility networks, ensuring long-term availability and compatibility with installed base.

Robust Metal Construction

Full metal body construction withstands rough handling and harsh environmental conditions found in industrial and military installations.

Typical Applications

01

Military & Government Networks

Secure communication infrastructure where ST connectors are specified by military standards for their reliability and durability.

02

Legacy Enterprise Networks

Existing fiber plants with ST-terminated infrastructure where maintaining compatibility is more cost-effective than complete connector migration.

Interested in this ST-ST SM Patch Cord?

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TTI Fiber 12,000 sqm manufacturing facility in Shenzhen, China

Why TTI Fiber

Trusted Manufacturer Since 2013

TTI Fiber is a professional fiber optic manufacturer based in Shenzhen, China. We provide full OEM/ODM services with factory-direct pricing and dedicated engineering support.

12,000sqmManufacturing Base
15+yearsIndustry Experience
100+countriesProducts Exported
30+brandsGlobal Partners
ISO9001ISO14001CERoHSCPRREACH

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