ST-ST Multimode Simplex Metal Fiber Optic Adapter With Red Cap

The ST-ST multimode simplex metal fiber optic adapter with red cap provides durable, low-loss connectivity and reliable protection for fiber optic networks.

SKU STSTMSM Category
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The ST-ST Multimode Simplex Metal Fiber Optic Adapter with Red Cap is a precision alignment component designed for stable and reliable multimode fiber connections. It enables accurate mating between ST connectors while maintaining low insertion loss and consistent optical performance in LAN, telecom, and structured cabling systems.

Constructed with a durable metal housing, this adapter provides enhanced mechanical strength and long-term stability in demanding environments. The integrated ceramic alignment sleeve ensures precise fiber core alignment for low-loss transmission. The protective red dust cap helps prevent contamination and physical damage when the adapter is not in use, improving overall network reliability and cleanliness. OEM/ODM customization is available for housing material, color, and connector configurations.
Adapter StyleST-ST
Fiber ModeMultimode
Adapter TypeSimplex
Housing MaterialMetal
Alignment SleeveCeramic
Protective CapRed Dust Cap
Insertion Loss≤ 0.2 dB
Durability≥ 1000 mating cycles
Operating Temp-40°C to +85°C
ApplicationLAN / Telecom / ODF
Installation TypePanel Mount
OEM/ODMSupported
  • ST-ST multimode simplex fiber optic adapter
  • Durable metal housing for high mechanical strength
  • Precision ceramic alignment sleeve for low insertion loss
  • Protective red dust cap for contamination prevention
  • Stable optical performance in multimode networks
  • High durability for repeated mating cycles
  • Compact design for standard panel installations
  • Reliable fiber core alignment for consistent transmission
  • Suitable for high-density network environments
  • Enterprise LAN networks
  • Telecom fiber distribution systems
  • Optical distribution frames (ODF)
  • Data communication systems
  • Fiber optic patch panels
  • Structured cabling installations

We provide full OEM/ODM services, including customization of housing material (metal or plastic), color options, connector types (ST, SC, LC, FC), dust cap color, labeling, and packaging. Solutions can be adapted for both multimode and single-mode fiber applications.

Q1: What is the purpose of the red cap?
A: The red dust cap protects the adapter from dust, debris, and physical damage when not in use.

Q2: Why use a metal housing instead of plastic?
A: Metal housing offers higher durability and better resistance to mechanical stress.

Q3: Is this adapter suitable for single-mode fiber?
A: This version is optimized for multimode applications, but single-mode versions can be customized.

Q4: What does simplex mean?
A: Simplex means the adapter supports a single fiber connection point.

Q5: What is the function of the ceramic sleeve?
A: The ceramic sleeve ensures precise alignment of fiber connectors for low-loss transmission.