Skip to content 
ST Plug-in Fixed Attenuator, Single Mode 10dB
Categories:
Product Highlights:
-
ST plug-in fiber optic attenuator with fixed 10dB attenuation for single-mode applications.
-
Polarization insensitive, wide wavelength range, and low back reflection for optimal network performance.
-
Compact and rugged design suitable for CATV, LAN, telecommunications, and WDM systems.
-
Customizable connector types, attenuation values, and OEM labeling available through FiberMania’s services.
Table of Contents
Description
The ST Plug-in Fiber Optic Attenuator is a precision component designed to reduce optical power levels in fiber optic communication systems. Specifically engineered for single-mode applications, this attenuator offers a fixed 10dB reduction, making it ideal for balancing optical signal strengths and preventing receiver overload. Its plug-in design features an ST male connector on one side and an ST female adapter on the other, enabling easy integration into existing networks without requiring complex splicing or modifications.
Constructed with compact and rugged housings, the ST attenuator ensures reliable performance in both indoor and field deployments. It is polarization insensitive, operates across a wide wavelength range, and maintains low back reflection for high-quality signal integrity. This attenuator is suitable for a variety of professional applications including CATV, LAN, telecommunications, WDM channel balancing, and optical power equalization.
The device is also designed to meet Telcordia standards, ensuring durability and consistent performance under varying environmental conditions. Its hybrid attenuating fiber technology allows for precise optical power reduction, supporting the demands of modern optical networks.
Specification
| Attenuator Type | Fixed Attenuator (Plug-in) |
|---|---|
| Connector Type | ST male to ST female |
| Fiber Mode | Single Mode |
| Attenuation Value | 10 dB |
| Attenuation Tolerance | ±0.5 dB |
| Operating Wavelength | 1260 nm – 1620 nm (1310 / 1550 nm) |
| Return Loss | ≥ 55 dB |
| Maximum Optical Input Power | ≤ 1000 mW |
| Polarization Dependent Loss (PDL) | ≤ 0.1 dB |
| Insertion Loss | Low insertion loss |
| Ferrule Material | Ceramic ferrule |
| Housing Material | Metal housing |
| Operating Temperature | –40 °C to +75 °C |
| Storage Temperature | –40 °C to +85 °C |
| Durability | ≥ 1000 mating cycles |
| Compliance | RoHS compliant |
Features
-
Low back reflection for high signal integrity
-
Wide operating wavelength range (1240–1620nm)
-
Polarization insensitive
-
Compact, rugged housing for field or indoor use
-
Supports a wide range of connectors and receptacles
-
Hybrid attenuator using attenuating fiber technology
-
Mode independent multimode loopback design
-
Designed to meet Telcordia GR-1209/1221 requirements
Application
-
Optical power equalization in fiber networks
-
CATV, LAN, and telecommunication systems
-
Test and measurement setups
-
WDM channel balancing
-
Receiver padding to prevent signal overload
-
Optical transmission systems requiring precise attenuation
FAQ
-
Can this attenuator be used for multimode fiber?
Yes, the hybrid design allows mode-independent multimode loopback applications, though it is primarily designed for single-mode networks. -
What is the maximum optical power it can handle?
The ST 10dB attenuator supports up to 1000mW of optical input power. -
Is the attenuation value adjustable?
This model provides a fixed attenuation of 10dB, but FiberMania offers custom fixed values from 1dB up to 30dB. -
Can different connector types be provided?
Yes, FiberMania can supply attenuators with various connector types, including ST, FC, SC, LC, and APC variants. -
What is the temperature range for operation?
Operating temperature is -40 to +75°C, with storage ranging from -40 to +85°C.
Quality Qulifications and Compliance
To get the detailed certification, please go to the Compliance.
Please Note: Our products comply with all internationally recognized and industry-standard specifications. For customized or special requirement products, we carry out testing and standards in accordance with the conformity criteria specified in the contract.
Have Questions? Contact Our Product Experts or Sales Team Today! We Will Fedback You Soon.
