ST-ST Multimode Duplex Metal Fiber Optic Adapter

The ST-ST multimode duplex metal fiber optic adapter delivers high durability and stable low-loss performance for enterprise and telecom fiber networks.

SKU STSTMDM Category
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The ST-ST Multimode Duplex Metal Fiber Optic Adapter is a high-durability alignment component designed for stable and low-loss connections in multimode fiber optic networks. It provides precise alignment between ST connectors, ensuring reliable optical performance in demanding environments such as enterprise LAN systems, telecom infrastructure, and data communication networks.

Built with a robust metal housing, this adapter offers superior mechanical strength compared to plastic alternatives, making it ideal for applications requiring enhanced durability and long-term stability. The precision alignment sleeve ensures consistent fiber core alignment and minimal insertion loss, even under repeated mating cycles. Its duplex configuration supports paired fiber connections, enabling efficient structured cabling in high-density installations.
Adapter StyleST-ST
Fiber ModeMultimode
Adapter TypeDuplex
Housing MaterialMetal
Insertion Loss≤ 0.2 dB
Anti-Pulling Force200–600 g
Durability≥ 1000 mating cycles
Operating Temp-40°C to +85°C
Alignment SleevePrecision Ceramic
ApplicationLAN / Telecom / ODF
Installation TypePanel Mount
OEM/ODMSupported
  • ST-ST multimode duplex metal adapter design
  • High-strength metal housing for enhanced durability
  • Precision alignment sleeve for stable optical performance
  • Low insertion loss for reliable transmission
  • Duplex configuration for paired fiber connections
  • Excellent resistance to mechanical stress and wear
  • Suitable for high-density fiber installations
  • Long service life with repeated mating capability
  • Easy integration into standard ST panel cutouts
  • OEM/ODM customization available
  • Enterprise LAN networks
  • Telecom access networks
  • Fiber optic patch panels
  • Data communication systems
  • Optical distribution frames (ODF)
  • Industrial and harsh environment fiber systems

We provide full OEM/ODM services, including customization of housing material (metal or plastic), surface finish, connector types (ST, SC, LC, FC), labeling, and packaging. Solutions can be tailored for multimode and single-mode fiber applications depending on project requirements.

Q1: Why choose a metal housing adapter?
A: Metal housing provides higher durability and better resistance to mechanical stress compared to plastic versions.

Q2: What does duplex mean in this adapter?
A: It means the adapter supports two fiber connections for paired transmission.

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 is the function of a fiber optic adapter?
A: It aligns two fiber connectors precisely to ensure low-loss optical signal transmission.

Q5: Where is this adapter commonly used?
A: It is widely used in LAN networks, telecom systems, and fiber patch panel installations.