FTTH Products

FBT Coupler

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.

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)

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Send the model, quantity, target specification and required documents. Fibtele will confirm the configuration, MOQ, lead time and quality-control options.

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Download technical configuration brief

This brief summarizes the published record. Request the exact drawing, test method, documents, quantity, MOQ, and lead time in the written quotation before ordering.

Specifications

Parameter	Value
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

Description

Product information is for selection and configuration reference. Confirm the final datasheet, test or compliance documents, warranty, and acceptance criteria before ordering.

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)

Frequently asked questions

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.

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.

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.