Fiber Optic Attenuators

FC Bulkhead Female to Female Fiber Optic Attenuators
You can easily introduce a fixed level of attenuation by replacing the existing bulkhead adapter at the patch panel with this Bulkhead Female to Female Fiber Optic Attenuator.
  • Available in 5, 10, 15 and 20dB values
  • Replaces standard bulkhead adapter
  • Accepts male connectors on each side of the bulkhead
  • Choice of ST, FC or SC style at 1310 or 1550nm

FC/APC Male to Female Fiber Optic Attenuator
FC/APC Male to Female Fiber Optic Attenuator
  • Male to female design
  • Doped fiber
  • 1310 and 1550nm operation
  • 1 to 20dB attenuators available

FC/UPC Male to Female Fiber Optic Attenuator
FC/UPC Male to Female Fiber Optic Attenuator
  • Male to female design
  • Doped fiber
  • 1310 and 1550nm operation
  • 1 to 20dB attenuators available

Fiber Optic 3-Step Attenuators
Our fiber optic 3-Step Attenuators are simple and inexpensive, yet they offer you many advantages.
  • Creates attenuation without introducing back-reflections
  • Leaves no lasting effects on cable jacketing when removed or repositioned
  • Can be placed anywhere along the cable
  • Three models, 2-7dB, 5-15dB and 5-20dB
  • Each model has three possible attenuation levels

Fiber Optic Air-Gap Variable Attenuators
The fiber optic Air Gap Variable attenuator comes with an easy to use adjusting tool that enables you to achieving a broad range of attenuation levels.
  • Variable attenuation range 0dB to 20dB
  • Low Insertion loss of .15db
  • ST and FC versions available
  • Ideal for use at patchpanel
  • Singlemode or multimode

Fiber Optic FIS Clip-On Variable Attenuator
Simple to install, this fiber optic Clip-On Variable Attenuator works by physical attenuation of your existing 3mm jacketed singlemode cable.
  • Attaches anywhere on cable
  • Reusable, no lasting effects on cable
  • Low back reflection
  • Adjustable attenuation of 0 to >47dB at 1550nm
  • Attenuation of 0 to >21dB at 1310nm

Fiber Optic Variable Attenuators
These fiber optic Variable Attenuators are a great choice when you need an attenuator that features low back reflection and selectable attenuation levels over a broad range.
  • Adjustable attenuation in .5dB increments
  • Attenuation levels 0.8dB to 80dB
  • Easy-to-adjust via top mounted screw
  • Typical insertion loss 0.8dB
  • Terminate with singlemode connectors of your choice
  • Pre-terminated, low-reflection FC/UPC style available

FIS ST, SMA or FDDI Fixed Fiber Optic Attenuator
You can use fiber optic Washer Attenuators as a quick and inexpensive way to prevent certain types of high-output transmitters from overdriving the receiver at the other end of the fiber link. Typical attenuation levels of these fixed attenuators, when installed at the light source, are as follows. Color 850nm (dB) 1300nm (dB)
  • Red 2.5 7.4
  • Blue 3.6 9.1
  • Green 4.8 10.2
  • Gold 5.5 11.3
  • Silver 6 11.7

LC/UPC Male to Female Fiber Optic Attenuator
LC/UPC Male to Female Fiber Optic Attenuator
  • Male to female design
  • Doped fiber
  • 1310 and 1550nm operation
  • 1 to 20dB attenuators available

MU/UPC Male to Female Fiber Optic Attenuator
The male to female design of this MU UPC Fiber Optic Attenuator enables you to use in most applications without the need for additional adapters.
  • Protects your receiving equipment
  • Male-to-female design
  • UPC endface minimizes back reflections
  • Compact size
  • Operates at 1310nm or 1550nm
  • Order in 1dB increments, 1 to 20dB

SC Bulkhead Female to Female Fiber Optic Attenuators
You can easily introduce a fixed level of attenuation by replacing the existing bulkhead adapter at the patch panel with this Bulkhead Female to Female Fiber Optic Attenuator.
  • Available in 5, 10, 15 and 20dB values
  • Replaces standard bulkhead adapter
  • Accepts male connectors on each side of the bulkhead
  • Choice of ST, FC or SC style at 1310 or 1550nm

SC/APC Male to Female Fiber Optic Attenuator
SC/APC Male to Female Fiber Optic Attenuator
  • Male to female design
  • Doped fiber
  • 1310 and 1550nm operation
  • 1 to 20dB attenuators available

SC/UPC Male to Female Fiber Optic Attenuator
SC/UPC Male to Female Fiber Optic Attenuator
  • Male to female design
  • Doped fiber
  • 1310 and 1550nm operation
  • 1 to 20dB attenuators available

ST Bulkhead Female to Female Fiber Optic Attenuators
You can easily introduce a fixed level of attenuation by replacing the existing bulkhead adapter at the patch panel with this Bulkhead Female to Female Fiber Optic Attenuator.
  • Available in 5, 10, 15 and 20dB values
  • Replaces standard bulkhead adapter
  • Accepts male connectors on each side of the bulkhead
  • Choice of ST, FC or SC style at 1310 or 1550nm

ST/UPC Male to Female Fiber Optic Attenuator
Use this passive fiber optic fixed attenuator to reduce the power of your transmitted signal. This attenuator is especially useful on short runs of singlemode fiber, where optical power may be too high for your receiving device.
  • Protects your expensive equipment
  • Male-to-female design, no adapters required
  • UPC endface minimizes back reflection
  • Compact design
  • Suitable for both 1310nm and 1550nm operation
  • Available in fixed attenuation values from 1 to 20dB