Viavi 4100 Mod B OTDR 1310/1550/Filtered 1650nm

Model: B Module OTDR (APC)
SKU: E4138FB65APC

Overview:

The Viavi E4138FB65APC is a powerful triple-wavelength OTDR module designed for live fiber troubleshooting, construction, and maintenance of FTTx and Metro/Access networks. With a filtered 1650nm wavelength, this unit supports safe testing on active fiber without disrupting traffic.

Key Features:

• Wavelengths: 1310 nm / 1550 nm / Filtered 1650 nm

• Dynamic Range: 42 dB (1310), 40 dB (1550), 40 dB (1650)

• Filtered 1650 nm port allows non-intrusive live fiber testing

• High-resolution OTDR for PON and Metro/Access networks

• SC/APC ports for low-reflection accurate measurements

• Compatible with Viavi T-BERD/MTS-2000, 4000 V2, and 5800 platforms

• Enables fiber characterization, fault location, and reflectance analysis

• Compliant with IEC and ITU testing standards

Applications:

• Live fiber troubleshooting without service interruption

• PON/FTTx maintenance and installation

• Metro & access network testing

• Construction certification and acceptance