sales@foscoconnect.com
(510) 319-9878
Silicon Valley, CA, USA
Overview
The FiberXP SPC-SM-STU-02 is a premium grade optical fixed attenuator designed for single mode fiber applications. Utilizing a Zirconia ferrule and doped attenuation fiber, this component provides precise signal reduction for demanding network environments.
This male-to-female ST/UPC attenuator is optimized for dual 1310/1550 nm wavelength operation. It is engineered for use in telecommunications equipment, fiber amplifiers, and DWDM systems, offering high optical power endurance and reliable performance.
Key Features
-
Doped Attenuation Fiber
Ensures stable and precise light reduction for consistent link performance. -
Zirconia Ferrule
Provides high durability and alignment accuracy for minimal signal interference. -
2 dB Attenuation
Specifically calibrated to reduce signal strength by 2 dB in single mode systems. -
Dual Wavelength Support
Designed for effective operation at both 1310 nm and 1550 nm windows. -
ST/UPC Connector Type
Industry-standard ST interface with UPC polish for broad compatibility and low back-reflection. -
High Power Endurance
Constructed to maintain performance integrity in high-power optical environments.
Applications
- Telecommunications equipment
- Fiber optic amplifiers
- DWDM systems
Technical Specifications
| Specification | Value |
|---|---|
| Model | SPC-SM-STU-02 |
| Part Number | 952X399 |
| Attenuation Value | 2 dB |
| Fiber Type | Single Mode |
| Connector Type | ST/UPC |
| Wavelength | 1310/1550 nm |
| Return Loss | >55 dB |
| Attenuation Accuracy | ± 0.5 dB |
| Compliance | Telcordia GR-910-CORE, GR-1221-CORE |
Frequently Asked Questions
What is the purpose of this attenuator?
It is used to reduce the intensity of an optical signal by 2 dB in single mode systems to prevent receiver saturation.
Is this compatible with multimode fiber?
No, this device is specifically designed for single mode fiber applications.
What does ST/UPC mean?
It refers to the ST-style connector with a Ultra Physical Contact (UPC) polish to minimize back-reflection.
Does this require special tools to install?
No, it is a standard male-to-female patch cord style attenuator that connects directly into existing fiber hardware.
What wavelength is this compatible with?
It is optimized for dual 1310/1550 nm operating wavelengths.

