SC/UPC Male-to-Female Fixed Fiber Optic Attenuator

SC/UPC Male-to-Female Fixed Fiber Optic Attenuator

Type: Plug-in fixed fiber optic attenuator with SC/UPC male-to-female connector.

Core Function: Precisely reduces optical power in single-mode (9/125µm) fiber networks.

Key Specifications: Attenuation range 1~30dB (customizable), insertion loss ≤0.2dB, return loss ≥50dB (UPC)/≥60dB (APC).

Features: Rugged metal casing, RoHS & IEC compliant, operating temperature -20°C to +75°C, ≥1000 mating cycles.

Applications: Used for optical power leveling, instrument testing, signal balancing and receiver saturation prevention in CATV, telecom and data centers.

Inquire Download

Product Description
Specification
Product Advantage

Product Description

1. General Description

This is a plug-in type fixed fiber optic attenuator, designed to precisely reduce optical power in single-mode fiber networks. It features a male-to-female SC/UPC connector configuration, enabling direct insertion into existing SC ports. The device is housed in a rugged metal casing for durability and EMI protection.

2. Key Features

• Connector Type: SC/UPC (Male to Female)

• Fiber Mode: Singlemode (9/125µm)

• Attenuation Values: 1, 3, 5, 7, 10, 15, 20dB (customizable)

• Low Insertion Loss: ≤0.2dB

• High Return Loss: ≥50dB (UPC) / ≥60dB (APC)

• Compliance: IEC 60869-1, YD/T 894-1997, RoHS

• Operating Temperature: -20°C to +75°C

• Storage Temperature: -40°C to +85°C

Specification

3. Performance Specifications

Parameter	Specification
Connector Interface	SC/UPC Male to Female
Fiber Type	Singlemode (9/125µm)
Attenuation Range	1~30dB (standard: 1, 3, 5, 7, 10, 15, 20dB)
Attenuation Tolerance	±0.5dB (1-10dB); ±1.0dB (11-30dB)
Operating Wavelength	1260~1620nm (covers 1310nm & 1550nm windows)
Insertion Loss (IL)	≤0.2dB
Return Loss (RL)	≥50dB (UPC); ≥60dB (APC)
Polarization Dependent Loss (PDL)	≤0.1dB
Wavelength Dependent Loss (WDL)	≤0.3dB over operating range
Max Input Optical Power	200mW
Durability	≥1000 mating cycles (ΔIL ≤ 0.2dB)
Material	Zirconia ceramic ferrule, metal housing
Dimensions	Standard SC form factor

4. Applications

• Optical power leveling in CATV, telecom, and data center networks

• Testing and calibration of optical instruments

• Balancing signal levels in fiber links

• Preventing receiver saturation in short-haul links

Product Advantage

1

Precise Attenuation Performance: Offers customizable attenuation range (1~30dB) with high tolerance, ensuring stable optical power control.
2

Excellent Connector Compatibility: Equipped with SC/UPC male-to-female connectors, enabling direct and seamless connection to existing SC ports.
3

Low Loss & High Reliability: Features ultra-low insertion loss (≤0.2dB) and high return loss (≥50dB for UPC), reducing signal interference.
4

Durable & Sturdy Design: Adopts metal housing and zirconia ceramic ferrule, supporting ≥1000 mating cycles for long-term use.
5

Wide Environmental Adaptability: Operates stably in -20°C to +75°C and stores in -40°C to +85°C, suitable for various working scenarios.
6

Compliant with International Standards: Meets IEC 60869-1, YD/T 894-1997 and RoHS requirements, ensuring product quality and safety.