Fibtele technical configuration brief
Product: FBT Coupler
Catalog slug: fbt-coupler
Category: ftth-products

Published technical record
FBT Coupler supports these documented use cases: FBT Coupler in FTTH, access-network, or structured-fiber installations; Distribution, termination, or maintenance work matched to the product interface (Type: FBT (Fused Biconical Taper); Split Ratio: 50:50, 40:60, 30:70, 20:80, 10:90). The published record identifies Type: FBT (Fused Biconical Taper); Split Ratio: 50:50, 40:60, 30:70, 20:80, 10:90; Wavelength: 850/1310/1490/1550 nm; Fiber Type: SM (9/125µm); confirm the final drawing, compatibility, test method, and acceptance criteria for the ordered configuration.

Features
- Optical fiber communication system
- Fiber optic local area network
- CATV
- FTTH
- Optical fiber sensor
- Measuring instrument
- Low additional loss
- Low polarization dependent loss
- Good stability
- Double working window
- Three working windows
- High wavelength isolation
- Small volume
- Optional spectral ratio

Applications
- FBT Coupler in FTTH, access-network, or structured-fiber installations
- Distribution, termination, or maintenance work matched to the product interface (Type: FBT (Fused Biconical Taper); Split Ratio: 50:50, 40:60, 30:70, 20:80, 10:90)

Specifications
- Type: FBT (Fused Biconical Taper)
- Split Ratio: 50:50, 40:60, 30:70, 20:80, 10:90
- Wavelength: 850/1310/1490/1550 nm
- Fiber Type: SM (9/125µm)
- Connector Type: SC/FC/LC/ST (optional)
- Excess Loss: ≤ 0.2 dB
- Operating Temperature: -40°C ~ +85 °C
- Package: Mini Tube / ABS Box

Buyer questions
Q: Which configuration should be confirmed for FBT Coupler?
A: Confirm the model, interfaces, dimensions, and the applicable parameters before quotation. The current record includes Type: FBT (Fused Biconical Taper); Split Ratio: 50:50, 40:60, 30:70, 20:80, 10:90; Wavelength: 850/1310/1490/1550 nm; Fiber Type: SM (9/125µm); the final drawing and compatibility review control the order.

Q: Where is FBT Coupler used?
A: Typical uses include FBT Coupler in FTTH, access-network, or structured-fiber installations; Distribution, termination, or maintenance work matched to the product interface (Type: FBT (Fused Biconical Taper); Split Ratio: 50:50, 40:60, 30:70, 20:80, 10:90). Select the application only after checking the complete link, process, or installation requirements.

Q: What testing or documentation is supplied for FBT Coupler?
A: Available documents and test records depend on the ordered configuration. Request the applicable drawing, inspection or test method, and acceptance record; no MOQ, lead time, certification, or performance claim is implied without written confirmation.


Ordering note
This configuration brief is generated from the published catalog record. Confirm the exact drawing, compatibility, inspection or test method, documents, quantity, MOQ and lead time in the written quotation before ordering.
Editorial record updated: 2026-09-30T00:00:00-07:00