sales@foscoconnect.com
(510) 319-9878
Silicon Valley, CA, USA
Overview
The FiberXP SPC-SM-STU-18 is a premium grade optical fixed attenuator designed for precise signal reduction in single mode fiber networks. Featuring a high-quality Zirconia ferrule and doped attenuation fiber, this component ensures consistent signal integrity in sensitive optical systems.
Engineered for male-to-female ST/UPC connections, this attenuator is optimized for dual-wavelength operation at 1310 nm and 1550 nm. It is suitable for use in telecommunications equipment, fiber amplifiers, and dense wavelength division multiplexing (DWDM) environments, offering high optical power endurance for demanding network applications.
Key Features
-
Doped Attenuation Fiber
Uses advanced fiber technology to provide precise and stable light signal reduction. -
Zirconia Ferrule
Ensures high mechanical durability and optimal alignment for low-loss connections. -
18 dB Attenuation
Delivers a fixed, reliable attenuation level required for balancing network power. -
Dual Wavelength Support
Compatible with both 1310 nm and 1550 nm single mode operating windows. -
High Power Endurance
Constructed to maintain performance in high-power optical environments. -
Telcordia Compliance
Meets GR-910-CORE and GR-1221-CORE standards for long-term reliability.
Applications
- Telecommunications equipment
- Fiber optic amplifiers
- DWDM systems
- Network power balancing
Technical Specifications
| Specification | Value |
|---|---|
| Manufacturer | FiberXP |
| Model | SPC-SM-STU-18 |
| Part Number | 952X416 |
| Fiber Type | Single Mode |
| Connector Type | ST/UPC |
| Attenuation Value | 18 dB |
| Attenuation Accuracy | ± 1.3 dB |
| Return Loss | >55 dB |
| Operating Wavelength | 1310/1550 nm |
| Ferrule Material | Zirconia |
| Standards | Telcordia GR-910-CORE, GR-1221-CORE |
Frequently Asked Questions
Is this attenuator compatible with multi-mode fiber?
No, this model is designed specifically for single mode applications.
What type of ferrule is used in this connector?
It features a high-grade Zirconia ferrule for precision alignment.
What is the primary operating wavelength?
This unit is optimized for dual 1310 nm and 1550 nm operation.
Does this meet industry standards?
Yes, it complies with Telcordia GR-910-CORE and GR-1221-CORE requirements.
What is the return loss specification?
The return loss is greater than 55 dB.

