Huawei Indoor Access Terminal ATB2120-T-2-LC/APC Optical Splitter Module Box 14261770

In FTTH deployments, installers need a compact indoor termination point that splits one incoming optical signal into two outputs with LC/APC connectors. The Huawei ATB2120-T-2-LC/APC is a wall-mountable or desktop indoor access terminal box with an integrated 1x2 PLC splitter, designed for fiber-to-the-home networks.

Key specifications

• Splitter type: PLC (Planar Lightwave Circuit)
• Split ratio: 1x2
• Output connector type: LC/APC
• Number of output ports: 2
• Fiber type: G.657A2 single-mode
• Operating wavelength: 1260 nm to 1650 nm
• Max insertion loss (1x2 splitter): ≤ 3.8 dB (excluding connector loss)
• Return loss (APC): ≥ 50 dB
• Directivity: ≥ 55 dB
• Polarization dependent loss (PDL): ≤ 0.2 dB
• Material: PC+ABS
• Installation method: wall-mounted, desktop
• Operating temperature: -5°C to +45°C
• Storage temperature: -40°C to +70°C
• Relative humidity: 5% to 95% (non-condensing)
• Cable capacity: 1 input drop cable, 2 output drop cables

Why choose it

This indoor access terminal provides a reliable splitting point for connecting multiple subscribers in a building. Its LC/APC connectors ensure low back reflection, and the compact PC+ABS housing fits easily in residential or office environments.

Ideal use cases

• FTTH network termination inside apartments or offices
• Splitting a single fiber drop to two separate ONTs
• Indoor distribution points where space is limited

Good to know

The ATB2120-T-2-LC/APC is an indoor unit with an IP30 rating, intended for use in protected environments. It supports one input drop cable and two output drop cables, making it suitable for small-scale fiber distribution.