3x3 FBT Singlemode Single Window 250um Bare Fiber Splitter

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  • 3x3 FBT Singlemode Single Window 250um Bare Fiber Splitter

3x3 FBT Singlemode Single Window 250um Bare Fiber Splitter

Product Item: #3361
P/N: FM-SM-30325S

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( Order Today, Ship before 03/06/2021 )
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3x3 FBT Coupler Singlemode Single Window 250um Bare Fiber Splitter

As one of the key components for GPON FTTx networks, optical splitters can be placed in the Central Office or in one of the distribution points (outdoor or indoor) because the FBT splitters are highly stable for multiport optical signal splitting with low insertion loss. FBT couplers are designed for power splitting and tapping in telecommunication equipment, CATV network, and test equipment.

Fiber-Mart Fused Biconic Tapered (FBT) splitters are available with 1x2, 1x3, 1x4, 1x5, 1x6, 1x8, 1x12, 1x16, 1x18, 1x20 and 1x24, 2x2, 2x4, 3x3 configurations with single mode or multimode fiber and we offer all type connectors of pre-connectorized like SC, FC, ST, LC and E2000 etc.
The 3x3 FBT Singlemode single Window 250um Bare Fiber Splitter can splitter the optical signals into 3 parts, and the coupling ratio can be customized.


Key Features

  • Low insertion loss
  • Low polarization dependent loss
  • High Return Loss
  • Optional Split Ratio 20/80, 40/60...(50/50 as default.)
  • Compact for small application areas like in closure or splice trays
  • Wide Operating Temperature and Wavelength
  • Excellent Environmental & Mechanical Stability
  • Qualified Under Telcordia GR-1221 and GR-1209
  • Steel tube-compact size



  • Passive Optical Networks (PON)
  • Local Area Networks (LAN)
  • CATV Systems
  • Amplifying, Monitoring System
  • Test Equipments


Order Information

For FBT Splitters, Fiber-Mart provides a whole series of this kind customized for specific applications:
a. Different coupling ratio can be customized according to your requirement.
b. 1310nm, 1490nm and 1550nm operating wavelength can be selected.
c.1x2, 1x3, 1x4, 1x5, 1x6, 1x8, 1x12, 1x16, 1x18, 1x20, 1x24, 2x2, 2x4, 3x3 configurations of splitters are available.
d. 250um bare fiber, 0.9 loose tube, 2. 0mm or 3.0mm LSZH fiber cables can be selected.
e. The length of input or output fibers can be also customized; 1m length as default
Welcome to contact us for customized solutions.


Mechanical Drawing
3X3 FBT Splitter, 3X3 FBT Coupler

KIND NOTE: This is drawing if for 1 x N bare fiber FBT. Only for your reference.

Fiber-Mart offers cost-effective standards-based 3x3 FBT Singlemode single Window 250um Bare Fiber Splitter. As a 3rd party OEM manufacturer, our 3x3 FBT Singlemode single Window 250um Bare Fiber Splitter is delivered to worldwide from our factory directly, and they are all based on thin film filter technology and metal bonding micro optics packaging. What's more, our 3x3 FBT Singlemode single Window 250um Bare Fiber Splitter are tested in-house prior to shipment to guarantee that they will arrive in perfect physical and working condition. Please contact us at [email protected] if you want to know more details..

OperatingWavelength(nm) 1310nmor1490nmor1550nm
Bandwidth(nm) ±20
ExcessLoss(dB) ≤0.10
Max.InsertionLoss(dB) ≤3.40
PDL(dB) ≤0.10
ReturnLoss(dB) ≥50
Directivity(dB) ≥55
Operatingtemperature(℃) -25to+70



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Shipping Time

FedEx IP: Within 1-4 business days
FedEx IE: Within 4-6 business days
DHL: Within 2-6 business days
EMS: Within 4-15 business days
UPS: Within 1-3 business days
Hong Kong Post Airmail: Within 10-30 business days


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If you need large order volume, please apply for a business account or contact us to enjoy preferential policies.
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3x3 FBT | Bare Fiber Splitter |

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Customer Reviews

by Steve Moone
Date Added: 01/21/2021
Excellent quality and pricing! We got hundred of 3x3 fbt splitter, worked no problem! Thank you team!

Rating: 5 of 5 Stars [5 of 5 Stars]
3x3 FBT Singlemode Single Window 250um Bare Fiber Splitter

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