Optical Fiber Coupler Manufacturer for FTTH & Optical Networks
An optical fiber coupler is a passive optical device used to split or combine optical signals in fiber communication systems. It is widely used in FTTH, CATV, telecom, and optical monitoring networks.
What Is an Optical Fiber Coupler?
An Optical Fiber Coupler, also known as an FBT Coupler or Fiber Fused Splitter, is a passive optical component designed to split or combine optical signals between optical fibers.
It is manufactured using Fused Biconical Taper (FBT) technology, enabling stable signal distribution in various optical communication systems.
Optical fiber couplers are widely used in:
FTTH and FTTx networks
CATV systems
Telecom optical transmission
Optical monitoring systems
Data communication networks
They provide a reliable and cost-effective solution for optical signal management.
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![1X2 Multimode Fiber Fused Coupler/Splitter 3.0Mm With ST/UPC Connectors]()
1X2 Multimode Fiber Fused Coupler/Splitter 3.0Mm With ST/UPC Connectors1x2 Multimode Fiber Fused Coupler/Splitter 3.0mm with ST/UPC Connectors Multimode optical fiber couplers are widely used in optical local networks or FTTx networks that use multimode fibers. These -
![1X2 Multimode Fiber Fused Coupler/Splitter 0.9mm Without Connectors]()
1X2 Multimode Fiber Fused Coupler/Splitter 0.9mm Without Connectors1x2 Multimode Fiber Fused Coupler/Splitter 0.9mm without connectors Multimode optical fiber couplers are widely used in optical local networks or FTTx networks that use multimode fibers. These -
![1X2 Multimode Fiber Fused Coupler/Splitter 3.0Mm With LC/UPC Connectors]()
1X2 Multimode Fiber Fused Coupler/Splitter 3.0Mm With LC/UPC Connectors1x2 Multimode Fiber Fused Coupler/Splitter 3.0mm with LC/UPC Connectors Multimode optical fiber couplers are widely used in optical local networks or FTTx networks that use multimode fibers. These -
![1X2 Singlemode Dual Window FBT Coupler With FC/APC Connector 0.9mm]()
1X2 Singlemode Dual Window FBT Coupler With FC/APC Connector 0.9mm1x2 Singlemode Dual window FBT Coupler with FC/APC Connector 0.9mm Brief Introduction Fiber optic coupler, is a device applicated in optical fiber systems with one or more input fibers and one or -
![1X2 Singlemode Dual Window FBT Coupler With FC/APC Connector,3.0Mm ABS Module]()
1X2 Singlemode Dual Window FBT Coupler With FC/APC Connector,3.0Mm ABS Module1x2 Singlemode Dual window FBT Coupler with FC/APC Connector,3.0mm ABS Module Brief Introduction Fiber optic coupler, is a device applicated in optical fiber systems with one or more input fibers and -
![2x2 Singlemode Dual Window FBT Coupler With FC/APC Connector ABS Box Type]()
2x2 Singlemode Dual Window FBT Coupler With FC/APC Connector ABS Box Type2x2 Singlemode Dual window FBT Coupler with FC/APC Connector ABS Box type Brief Introduction Fiber optic coupler, is a device applicated in optical fiber systems with one or more input fibers and one -
![1X2 Singlemode Dual Window FBT Coupler Without Connector 0.9mm Steel Tube Type]()
1X2 Singlemode Dual Window FBT Coupler Without Connector 0.9mm Steel Tube Type1x2 Singlemode Dual window FBT Coupler without connector 0.9mm Steel tube type Brief Introduction Fiber optic coupler, is a device applicated in optical fiber systems with one or more input fibers -
![1X2 Singlemode Dual Window FBT Coupler With SC/APC Connector,3.0Mm ABS Module]()
1X2 Singlemode Dual Window FBT Coupler With SC/APC Connector,3.0Mm ABS Module1x2 Singlemode Dual window FBT Coupler with SC/APC Connector,3.0mm ABS Module Brief Introduction Fiber optic coupler, is a device applicated in optical fiber systems with one or more input fibers and -
![1X2 Singlemode Dual Window FBT Coupler With ST/UPC Connector 3.0Mm ABS Cassette]()
1X2 Singlemode Dual Window FBT Coupler With ST/UPC Connector 3.0Mm ABS Cassette1x2 Singlemode Dual window FBT Coupler with ST/UPC Connector 3.0mm ABS Cassette Brief Introduction Fiber optic coupler, is a device applicated in optical fiber systems with one or more input fibers -
![1X2 Singlemode Dual Window FBT Coupler With SC/UPC Connector,3.0Mm ABS Cassette Packing]()
1X2 Singlemode Dual Window FBT Coupler With SC/UPC Connector,3.0Mm ABS Cassette Packing1x2 Singlemode Dual window FBT Coupler with SC/UPC Connector,3.0mm ABS Cassette Packing Brief Introduction Fiber optic coupler, is a device applicated in optical fiber systems with one or more input -
![1X2 Singlemode Dual Window FBT Coupler With LC/UPC Connector 3.0Mm ABS Module]()
1X2 Singlemode Dual Window FBT Coupler With LC/UPC Connector 3.0Mm ABS Module1x2 Singlemode Dual window FBT Coupler with LC/UPC Connector 3.0mm ABS Module Brief Introduction Fiber optic coupler, is a device applicated in optical fiber systems with one or more input fibers and
Types of Optical Fiber Couplers
Based on fiber type and structure, optical fiber couplers are mainly divided into:
Multimode Fiber Coupler
Designed for multimode optical transmission systems.
Key Features
Suitable for OM1 / OM2 / OM3 multimode fiber
Available with ST/UPC and LC/UPC connectors
Compact 0.9mm and rugged 3.0mm cable options
Stable optical splitting performance
Applications
Local area networks (LAN)
Industrial optical systems
Multimode data communication networks
Singlemode FBT Coupler
Designed for singlemode optical communication systems.
Key Features
Dual window operation (1310nm / 1550nm)
Low insertion loss and stable splitting ratio
Available in steel tube, ABS module, and cassette types
Supports FC/APC, SC/APC, ST/UPC, and LC/UPC connectors
Applications
FTTH and FTTx networks
CATV optical systems
Telecom transmission networks
Optical monitoring systems
Packaging Types Available
· Steel Tube Type
Compact design for splice tray installation and tight spaces.
· ABS Module Type
Protective ABS housing for distribution box integration.
· ABS Cassette Type
Easy deployment in rack mount and ODF systems.
Key Features of Optical Fiber Couplers
· Low Insertion Loss
Ensures efficient optical signal transmission with minimal attenuation.
· Stable Splitting Ratio
Reliable optical performance for long-term network operation.
· Wide Connector Compatibility
Supports:
FC/APC
SC/APC
ST/UPC
LC/UPC
· Flexible Fiber Types
Available in:
Singlemode
Multimode
· Multiple Cable Options
0.9mm loose tube
3.0mm rugged cable
Applications
Optical Fiber Couplers are widely used in:
FTTH (Fiber to the Home) networks
CATV systems
Optical distribution networks (ODN)
Telecom communication systems
Optical monitoring and sensing systems
Enterprise fiber networks
Why Choose Our Optical Fiber Couplers?
· Complete Product Range
Singlemode and multimode options
1×2 and 2×2 configurations
Multiple connector types available
· Telecom-Grade Quality
Designed for stable long-term optical performance.
· Flexible Customization
OEM / ODM support for:
Connector type
Splitting ratio
Cable length
Packaging structure
· Cost-Effective Optical Solution
Ideal for small and medium optical distribution systems.
How to Choose the Right Optical Fiber Coupler?
1. Fiber Type
Singlemode → FTTH / telecom
Multimode → LAN / data center
2. Connector Type
FC/APC → telecom systems
SC/APC → FTTH networks
LC/UPC → high-density systems
3. Packaging Structure
Steel tube → compact installation
ABS module → outdoor box integration
Cassette → rack mount system
4. Splitting Configuration
1×2 → standard signal split
2×2 → bidirectional optical transmission
FAQ
What is an optical fiber coupler?
An optical fiber coupler is a passive device used to split or combine optical signals in fiber optic networks.
What is the difference between a PLC splitter and an FBT coupler?
PLC splitters provide more uniform splitting and higher scalability, while FBT couplers are more cost-effective for small or customized optical systems.
What types of optical fiber couplers are available?
Common types include singlemode and multimode couplers in steel tube, ABS module, and cassette packaging.
What connector types are supported?
Optical fiber couplers support FC, SC, ST, and LC connectors.
Where are optical fiber couplers used?
They are widely used in FTTH, CATV, telecom, and optical monitoring systems.
Can optical fiber couplers be customized?
Yes, OEM customization is available for connector types, cable length, and splitting ratios.
Spring Optical Communication is one of the largest and best optical fiber coupler manufacturers and suppliers with rich experience. Welcome to buy our high quality products or wholesale our customized optical fiber coupler in stock with our factory. Also, free sample is also available if necessary.
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