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High Power Fiber Cables

The FlexiRay® Fiber Optic Laser Cable Series by art photonics is engineered to deliver high-performance laser beam transmission with unmatched robustness and precision. Designed for industrial and medical applications, these cables offer superior power handling across a broad spectrum—from 5W to 900W—thanks to ...

Specifications

Fiber Core Diameter: 600 um
Cable Length: 50 m
Fiber Core Shape: Round
Fiber Cladding: Fluorine doped fused silica
Ptotective Jacket Material: Nylon, Tefzel, Acrylate, Polyimide, Metal
FlexiRay® cables from art photonics is the latest generation of High Power Fiber Cables produced for various lasers in broad spectral range. FlexiRay ® HP-cables deliver much higher power compared to the similar cables in result of specialty laser fiber combination with the proprietary ...

Specifications

Fiber Core Diameter: 100 um
Cable Length: 200 m
Fiber Core Shape: Round
Fiber Cladding: Fluorine doped fused silica
Ptotective Jacket Material: Nylon, Tefzel, Acrylate, Polyimide, Metal
This is a PIR-Fiber Cable for flexible delivery of CO2 Laser Power. FlexiRay product line from art photonics includes unique High Power PIR-Fiber Cable for flexible delivery of CO2 laser radiation. Compared to hollow waveguides PIR-fibers provide more stable power transmittance under cable bending and can be bent for a smaller ...

Specifications

Fiber Core Diameter: 400 um
Cable Length: 1.5 m
Maximal Laser Beam Diameter: 8 mm
Total Transmission (1.5 M Length): >75 %
Maximum Input Power (CW): 30 W
FlexiRay® cables from art photonics is the latest generation of High Power Fiber Cables produced for various lasers in broad spectral range. FlexiRay ® HP-cables deliver much higher power compared to the similar cables in result of specialty laser fiber combination with the proprietary connector design. This synergy enables ...

Specifications

Fiber Core Diameter: 200 um
Cable Length: 50 m
Fiber Core Shape: Round
Fiber Cladding: Fluorine doped fused silica
Ptotective Jacket Material: Nylon, Tefzel, Acrylate, Polyimide, Metal
FlexiRay ® cables from art photonics is the latest generation of High Power Fiber Cables produced for various lasers in broad spectral range. FlexiRay ® HP-cables deliver much higher power compared to the similar cables in result of specialty laser fiber combination with the proprietary ...

Specifications

Fiber Core Diameter: 400 um
Cable Length: 50 m
Fiber Core Shape: Round
Fiber Cladding: Fluorine doped fused silica
Ptotective Jacket Material: Nylon, Tefzel, Acrylate, Polyimide, Metal
Introducing the FiberTech® SMA500 MS ModeStrip Laser Cables, a cutting-edge solution designed to meet the rigorous demands of industrial laser applications. These laser cables are engineered with precision, featuring F-SMA freestanding fiber connectors housed within a robust PVC-coated, steel-armored protection tube. This design ...

Specifications

Fiber Core Diameter: 100 um
Cable Length: 5 m
Applicable Laser Beam Delivery Power: up to 200 W
Fiber Type: VIS-IR all-silica (silica/silica) step-index fiber
Numerical Aperture (NA): 0.22
Introducing the FiberTech® LD-80 Laser Cables, a cutting-edge solution designed for industrial laser applications. These laser cables are engineered with precision to deliver exceptional performance, ensuring reliable and efficient laser beam delivery. The cables are equipped with LD-80 freestanding fiber connectors, which are housed ...

Specifications

Fiber Core Diameter: 200 um
Cable Length: 3 m
NA: 0.22
Connector Ø: 4 mm x 10 mm
Fiber Centricity: < 5 µm
Introducing the FiberTech® LD-80 Laser Cables, a pinnacle of innovation in the realm of industrial lasers. These cables are expertly designed to meet the demands of high-power laser applications, offering unparalleled performance and reliability. Each cable is crafted with precision, featuring LD-80 freestanding fiber connectors that ...

Specifications

Fiber Core Diameter: 100 um
Cable Length: 3 m
Maximum Laser Power: 800 W
Numerical Aperture (NA): 0.22
Connector Dimensions: Ø 4 mm x 10 mm
The FiberTech® SMA500L ModeStrip Laser Cable is a cutting-edge solution designed to meet the demands of industrial laser applications. This innovative laser cable features a robust construction with an F-SMA freestanding fiber connector, ensuring reliable and efficient performance. The cable is encased in a PVC-coated, steel-armored ...

Specifications

Fiber Core Diameter: 100 um
Cable Length: 2 m
Average Laser Power: 500 W
Numerical Aperture (NA): 0.22
Fiber Centricity: < 5 µm
Introducing the SMA500™ Laser Cables, a cutting-edge innovation in fiber optics brought to you by LEONI Fiber Optics, Inc. This advanced connector, first introduced by LOSCH in 2004, represents a significant evolution from the CuSMA™ connector, with enhancements that align closely with the LD-80™ connector. The SMA500™ is ...

Specifications

Fiber Core Diameter: 100 um
Cable Length: 2 m
Numerical Aperture (NA): 0.22
Fiber Centration: <5 microns C-C
Cable Outer Diameter: 6 or 7 mm
The LD-80R™ industrial fiberoptic laser cable is a cutting-edge solution specifically engineered for demanding robotic welding and cutting applications, predominantly within the automotive manufacturing sector. This advanced cable system is built around the robust LD-80™ connector, which is encased in durable connector shells and ...

Specifications

Fiber Core Diameter: 200 um
Connector Size: 10mm x 54mm (LLK-LP)
Connector Size: 15mm x 54mm (LLK-B)
Laser Beam Delivery: up to 5000W
Introducing the **FiberTech® CuSMA Laser Cables**, a premium solution for industrial laser applications. Designed with precision and durability in mind, these laser cables are equipped with F-SMA freestanding fiber connectors, ensuring optimal performance and reliability. The cables are encased in a robust, PVC-coated steel-armored ...

Specifications

Fiber Core Diameter: 100 um
Cable Length: 2 m
Numerical Aperture (NA): 0.22
Average Laser Power: up to 400 W
Fiber Centricity: < 5 µm

Frequently Asked Questions

Unlike regular optical fibers, the connectors attached to either end of a high-power optical fiber are not glued with epoxy or other heat-absorbing materials. Such materials trap the heat and lead to strong power attenuation. Instead, they use air-gap-ferrule technology with connectors that act like heat sinks and protect the fiber from extreme temperatures associated with large output powers.

Yes, many manufacturers add an anti-reflective coating to the ends of the fiber. This prevents the high-power level carried by the fiber from reflecting back into components such as lasers which could damage them.

Fiber-ferrule centricity is a parameter that defines how well-centered the fiber core is with the ferrule outer diameter. The standard value of fiber centricity is 10 µm or less and it represents the offset between the two diameters. Small values of fiber centricity ensure that less power is coupling out of the system which may cause undesired effects.

PVC is known for protecting optical fibers from external stresses, pressure, and sharp bends all while offering great flexibility. In some cases, stainless steel is used instead of plastic to offer greater protection, especially in heavy-duty applications.

No, it is not recommended to mate a high-power optical fiber with a low-power one. Low-power fibers are not designed to support hundreds of watts and are generally smaller than high-power optical fibers. The modal mismatch between the two cables will give rise to substantial energy loss localized at the ends of the fibers. This results in the heating and sometimes even the burning out of the fiber outputs. It is also not recommended to use a mating sleeve as that increases the risk of damaging the fibers.

High-power fiber cables are widely used in pulsed laser systems to transmit pulses with extremely high average powers. They are also very popular in the machining industry for their flexibility and durability. They are found in laser welding applications, laser drilling, etching, and cutting.

High-power fiber cables are typically a few meters long. Commonly used high power fiber cables are 2m, 3m, and 5m long.

High-power fibers can be multimode or single mode. This depends on the size of the core.

It is possible for high-power fiber cables to maintain the polarization of light if the material used to fabricate the fiber is nonlinear. Most optical media are birefringent, and when used to propagate high power levels, the light will accumulate different phases along different directions which could cause the polarization to change.

High Power Fiber Cables: Reliable Transmission for Intense Optical Energy

High power fiber optic cables are engineered to transmit large amounts of optical energy without compromising performance or safety. These robust cables are specially designed to handle high laser power levels, making them indispensable in industrial, medical, and research applications involving laser delivery and optical amplification. On FindLight, you'll find a curated selection of high power fiber cables from trusted global vendors, available in a range of core sizes, connector types, and protective jackets.

What Are High Power Fiber Optic Cables?

High power fiber cables differ from standard optical fibers in their construction and material choices. They typically feature large core diameters, low-loss fiber materials, and specialized termination techniques to withstand the thermal and optical stresses associated with high-intensity laser beams. These cables are often built with silica-based multimode fibers, and come with precision-polished connectors like SMA-905, FC/APC, or custom end caps to manage beam profile and back reflections.

To ensure durability and longevity, these fibers are enclosed in ruggedized sheathing—such as stainless steel monocoil, armored jackets, or high-temperature-resistant polymers—that protect them from mechanical wear and environmental damage.

Key Features and Benefits

  1. High Power Handling: Designed to support kilowatt-level laser outputs without core damage or signal distortion.

  2. Low Back Reflection: Specialized terminations and end caps help minimize feedback into the laser source, protecting delicate components.

  3. Thermal Stability: Materials with high thermal resistance and proper heat dissipation ensure consistent performance in demanding environments.

  4. Durable Construction: Reinforced jackets, strain relief, and robust connectorization allow these cables to operate in tough industrial settings.

  5. Customizable Options: Core size, NA (numerical aperture), length, connector type, and jacket style can be tailored to match specific system requirements.

Common Applications

High power fiber cables are widely used in:

  • Laser cutting, welding, and engraving

  • Medical laser systems (e.g., dermatology, ophthalmology)

  • Military and aerospace laser delivery

  • Spectroscopy with high-power sources

  • Material processing and micromachining

  • Research in nonlinear optics and fiber amplification

Wherever precision and high energy density are required, these fiber cables serve as the critical link between laser source and target.

Choosing the Right High Power Fiber Cable

When selecting a high power fiber optic cable, consider the following parameters:

  • Core Diameter: Larger cores (e.g., 200μm to 1000μm) are typically used for higher power levels.

  • Numerical Aperture (NA): Determines beam divergence and coupling efficiency.

  • Connector Type: SMA-905 is common for industrial lasers, while FC/APC is preferred for precision applications.

  • Power Rating: Ensure the fiber is rated above your laser’s maximum output.

  • Jacket Material: Choose appropriate jacketing based on heat, flexibility, and exposure to chemicals or abrasion.

FindLight’s intuitive platform makes it easy to filter by these parameters to find the ideal cable for your application.

Shop High Power Fiber Cables on FindLight

Whether you're powering an industrial laser system or building a next-gen research setup, FindLight connects you with manufacturers who deliver high quality and customizable high power fiber optic cables. Request quotes, download datasheets, and get technical support—all in one place.

Did You know?

High-power fiber cables are specially designed for laser delivery where the laser power output exceeds a few watts. Typically, these cables are made of fused silica, and they can be a few millimeters wide in diameter thus supporting many modes. High-power fiber cables can propagate laser light with power levels as high as 800 W without receiving any damage. In some designs, the cable ends are connected to special copper connectors that absorb the heat and protect the fused silica glass from breaking. Other designs take advantage of the air-gap-ferrule technology where the connectors themselves act as heat sinks. These fibers are usually wrapped in a thick jacket which shields them from environmental effects and allows operation at very low and high temperatures. High-power fiber cables are an excellent delivery method for laser drilling, cutting, and welding applications as they are flexible and durable.