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Position: Home > Products > Passive Components > Fiber Optic Attenuators

Fiber Optic Attenuator

Model:

LC/SC/ST/FC/MU, 3~15dB

    Key Features

  • Fixed attenuation values
  • Different attenuation value
  • Different interfaces
  • Easy operation
  • Description
  • Specifications
  • Ordering Information
  • Applications
  • FAQ
  • Product Video
  • Sun Telecom's fiber optic attenuator is a passive device used in the fiber optic communications to reduce the optical fiber power at a desired level. There are mainly connector type and adaptor type. With the features of low insertion loss & PDL, precise attenuation values and it is widely used in fiber optic communication systems.

  • Specifications
    Parameters Specification
    Type Adaptor type Connector type
    Central Wavelength (nm) 1310 or 1550 1310 and 1550
    Attenuation Value (dB) 3/5/10/15 or customized
    Wavelength Range (nm) 1260 ~ 1650
    Interface SC/FC/LC/ST, etc
    Attenuation Range (dB) 3 ~ 15
    Attenuation Accuracy (dB) ± 0.5 (3 ~ 5dB)
    ± 10% (5 ~ 25dB)
    Max. Input Power (mW) 200
    Return Loss (dB) ≥ 50 (UPC)
    ≥ 60 (APC) only for male connector
    Durability (dB) △IL ≤ 0.2, 500 times plugging
    Operating Temperature (°C) -20 ~ +70
    Storage Temperature (°C) -40 ~ +85



  • Example: SUN-LC3-SM15FF
    LC female to female adaptor type, fixed attenuation value: 3dB; SM, 1550nm

  • ● Fiber Optic Communication Systems
    ● CATV
    ● FTTx project

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