ST/UPC Fixed Fiber Optic Attenuators

These ST/UPC Fixed Fiber Optic Attenuators are designed to reduce excessive optical signal power and help maintain proper receiver performance in singlemode fiber networks. Available in 5 dB, 10 dB, 15 dB, and 20 dB attenuation levels, they support 1310 nm and 1550 nm operating wavelengths, feature UPC polished interfaces, and provide consistent fixed attenuation for use in telecom systems, fiber distribution networks, testing environments, and other optical installations where signal levels need to be controlled.

Available in 5 dB, 10 dB, 15 dB, and 20 dB attenuation levels
Designed for singlemode fiber applications
Supports 1310 nm and 1550 nm operating wavelengths
UPC polished interface
Provides consistent fixed optical attenuation
Helps prevent optical receiver overload
Supports proper signal balance across fiber links
Helps protect sensitive receiving equipment
Useful for telecom, testing, and fiber distribution applications
Provides an easy way to manage excessive optical signal strength

Where to Buy Available from authorized Networx resellers

Available Models

FAD-USTSM-05

5 dB ST/UPC Fixed Fiber Optic Attenuator Coupler

This Fiber Optic Attenuator Coupler, Fixed - ST/UPC 5dB is necessary to prevent over saturating an optical receiver when the optical power is too high. Using Attenuator Couplers will ensure low bit error rates and prevent damage to receiving components. ST female-female, 5db

$21.78

FAD-USTSM-10

ST/UPC Fixed Fiber Optic Attenuator Coupler, 10 dB

This Fiber Optic Attenuator Coupler, Fixed - ST/UPC 10dB is necessary to prevent over saturating an optical receiver when the optical power is too high. Using Attenuator Couplers will ensure low bit error rates and prevent damage to receiving components. ST female-female, 10db

$21.78

FAD-USTSM-15

ST/UPC Fixed Fiber Optic Attenuator Coupler, 15 dB

This Fiber Optic Attenuator Coupler, Fixed - ST/UPC 15dB is necessary to prevent over saturating an optical receiver when the optical power is too high. Using Attenuator Couplers will ensure low bit error rates and prevent damage to receiving components. ST female-female, 15db

$21.78

FAD-USTSM-20

ST/UPC Fixed Fiber Optic Attenuator Coupler, 20 dB

This Fiber Optic Attenuator Coupler, Fixed - ST/UPC 20dB is necessary to prevent over saturating an optical receiver when the optical power is too high. Using Attenuator Couplers will ensure low bit error rates and prevent damage to receiving components. ST female-female, 20db

$21.78

Products specifications

Attribute name	Attribute value
SKU	FAD-USTSM