MX SC/PC-SC/PC Attenuator Duplex 3dB 15dB MX-2180A(3dB,15dB)
The MX-2180A SC/PC-SC/PC Duplex Fiber Optic Attenuator is designed for controlled reduction of optical signal power in compatible fibre optic communication systems. Available in 3dB and 15dB attenuation variants, it provides a practical solution for applications where optical power needs to be adjusted without changing the overall fibre connection arrangement. The duplex SC/PC interface makes it suitable for compatible fibre optic equipment, patching systems and communication installations requiring a secure and convenient connection.
Precise Optical Power Control
Optical attenuators are used when the signal reaching a receiver or network component needs to be reduced to an appropriate level. The MX-2180A provides defined attenuation values, helping technicians manage optical power in fibre links. The available 3dB and 15dB options allow users to select the required reduction according to the specifications of their particular network or equipment.
The specified attenuation range covers 1–9dB with 0.5dB increments, while the 10–20dB range has a 5% tolerance. For the 1–9dB range, the stated attenuation tolerance is 0.5dB; for 10–20dB, it is 5%.
SC/PC Duplex Connection
The SC/PC-SC/PC configuration provides a duplex fibre connection using compatible SC/PC interfaces. This makes the component convenient for use in fibre optic patching and equipment interconnection where the corresponding connector type is required. Always verify the connector, polishing type and optical specifications of the existing installation before fitting the attenuator.
Low Back Reflection and Low PDL
The MX-2180A is designed with low back reflection characteristics to help minimize unwanted reflected optical power. The specified back reflection is ≤50dB for PC and ≤60dB for APC configurations. Its polarization dependent loss (PDL) is specified at ≤0.5dB, supporting consistent attenuation performance across compatible applications.
Reliable Performance Across Operating Conditions
The attenuator is specified for an operating temperature range of -20°C to 70°C and a storage temperature range of -40°C to 80°C. Its stated characteristics include high power endurance and wavelength-independent operation, making it suitable for a range of compatible optical networking and communication environments.
Key Specifications
- Model: MX-2180A
- Type: Duplex Fibre Optic Attenuator
- Connector: SC/PC to SC/PC
- Available Attenuation: 3dB, 15dB
- Attenuation Range: 1–9dB / 10–20dB
- Tolerance: 0.5dB for 1–9dB; 5% for 10–20dB
- Back Reflection: ≤50dB (PC), ≤60dB (APC)
- PDL: ≤0.5dB
- Operating Temperature: -20°C to 70°C
- Storage Temperature: -40°C to 80°C
Practical Fibre Network Accessory
With defined attenuation values, low PDL, low back reflection and a straightforward duplex SC/PC interface, the MX-2180A is a practical component for compatible fibre optic network installations. Its simple handling and controlled attenuation characteristics make it useful for technicians and installers working with optical communication equipment where signal levels require precise adjustment.





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