LC/UPC Male to Female In-Line Attenuator - 50/125µm Multimode OM3

Fiber optic attenuators are designed to reduce optical signal power to a specified level within a fiber optic network. When optical power is too high, it can saturate a receiver and negatively impact system performance. An attenuator helps maintain optimal signal levels, ensuring reliable transmission and protecting sensitive optical components.

The most common style is the Female-to-Male Plug-Type Attenuator. This design features an LC male connector on one end and an LC female adapter on the other, allowing for quick and convenient installation directly into the fiber link. Attenuators are available in a variety of attenuation values to meet specific network requirements.

Fiber optic attenuators are most commonly used in single mode applications, particularly in long-haul and DWDM networks where optical power levels can become excessive. Multimode systems typically do not require attenuators, as their light sources generally do not produce enough power to overload receivers.

Fiber optic attenuators are commonly used in two primary situations:

1. Reducing Excessive Receiver Power

In some fiber optic systems, the optical signal reaching the receiver may be stronger than the receiver can effectively handle. Excessive optical power can overload receiving components and negatively impact system performance. An attenuator can be permanently installed within the fiber link to reduce signal strength and ensure the receiver operates within its optimal power range.

2. Testing Optical Power Margins

Attenuators are also valuable testing tools. During system qualification and troubleshooting, a calibrated amount of signal loss can be temporarily introduced into the link to verify available power margins. This helps technicians evaluate network performance, identify potential issues, and confirm reliable operation under varying conditions.

Features & Specifications

• Snap-in design for fast installation and removal
• Precision attenuation for reliable optical power management
• High-performance physical contact (PC) connectors
• Ion-doped fiber attenuation element for stable performance
• Ceramic ferrules for precise fiber alignment
• RoHS compliant and free of hazardous substances