sales@foscoconnect.com
(510) 319-9878
Silicon Valley, CA, USA
Overview
The FC/UPC male-to-female buildout attenuator is designed for precise signal reduction in singlemode fiber optic systems. By utilizing doped fiber technology, these attenuators ensure consistent performance across both the 1310nm and 1550nm operating wavelengths, making them a versatile choice for telecommunications and data center applications.
These units feature a standard male-to-female interface, allowing for easy integration directly onto existing patch panels or equipment ports. Their compact buildout design minimizes the space required for signal attenuation, providing a practical solution for managing optical power levels without requiring additional cabling or complex installations.
Key Features
-
Doped Fiber Construction
Utilizes high-quality doped fiber to achieve stable, consistent attenuation levels for long-term network stability. -
Dual Wavelength Support
Optimized for both 1310nm and 1550nm operation, ensuring compatibility with standard singlemode fiber systems. -
Male-to-Female Interface
Allows for direct mating with existing FC/UPC connectors, simplifying installation and reducing hardware requirements. -
Compact Form Factor
Buildout design occupies minimal space, making it ideal for high-density environments where rack space is limited. -
Fixed Attenuation
Provides precise 4dB signal reduction, preventing receiver saturation in active transmission systems. -
Standardized Connectivity
Features industry-standard FC/UPC interfaces to ensure seamless integration with existing fiber infrastructure.
Applications
- Telecommunications network power level balancing
- Data center optical power management
- Test and measurement laboratory setups
- Preventing receiver saturation in high-power signal environments
Technical Specifications
| Specification | Value |
|---|---|
| Part Number | F18721A04 |
| Connector Type | FC/UPC |
| Gender | Male-to-Female |
| Fiber Mode | Singlemode |
| Attenuation | 4dB |
| Operating Wavelength | 1310nm, 1550nm |
Frequently Asked Questions
Is this attenuator compatible with 1550nm fiber systems?
Yes, this unit is designed to work with both 1310nm and 1550nm wavelengths.
What does the male-to-female design allow?
The male-to-female configuration allows you to plug the attenuator directly into a female bulkhead adapter or port, with the male end connecting to your patch cord.
Is this suitable for multimode fiber?
No, this product is specifically manufactured for singlemode fiber applications.
Can I adjust the attenuation level?
No, this is a fixed attenuator providing a constant 4dB of signal reduction.
What is the connection type?
This unit uses the FC/UPC connector style, a threaded interface common in many fiber optic environments.



