ST Series

The ST-Plus Connector was developed to meet the unique requirements of medical and other specialized applications. The highly customizable connector features a bayonet coupling and a wide range of ferrule types with ID sizes ranging from 80 microns to 1000 microns.
The ST-Plus Connector can also be made with custom bodies in various materials.



  • Low insertion loss
  • Precision ferrule with ID sizes from 80-1000 microns
  • High durability and reliability
  • Custom designs of ferrules and flanges available


  • Medical equipments
  • Laser systems
  • Telecom / Datacom
  • Industrial / Scientific

ST Connector Specifications

Insertion Loss SM (typical)

<0.20 dB
Insertion Loss MM (typical)
<0.30 dB
Material - Body
Brass / Nickel Plated
Material - Ferrule
Stainless Steel / Zirconia
Ferrule ID Sizes
80 micron to 1000 micron
Mating Durability > 1000 Cycles
Temperature Range-50ºC to +200 ºC