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18 years of cable manufacturing and developing in Finland!

We are a Finnish developer & manufacturer of fibre optic cable solutions. Our product range includes fibre optic cables, connectivity accessories for fibre optic networks and instrumentation and copper telecommunication cables. Nestor Optimus is our product family to microduct networks.

Learn more about our products!

Recent

02.12.2025 - Blog
How to use Nestor Mech Seals? Watch the video to learn!

Nestor Mech Seals are designed to seal joint closure inlets quickly and easily. Today we publishe...

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26.11.2025 - Blog
Nestor OptoBox – An easy solution for fibre termination

Nestor’s wall-mounted plastic termination boxes are known as OptoBox. The OptoBox product family off...

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19.11.2025 - Blog
Results of the 2025 high season customer satisfaction survey

In October, at the end of the summer peak season, we conducted a customer survey for those customers...

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Fibre optic cables

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Copper cables

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Microduct networks

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NesCon connectivity products

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Learn more about our products!

Now available: fibre optic cables with Cca classification

We have recently added indoor/outdoor cables with Cca CPR classification to our product range. These cables are suitable for the most demanding indoor installations. 

Learn more about our indoor/outdoor cables

Nestor Optimus is a solution to microduct networks

The Nestor Optimus product family is a complete solution which includes all needed products - cables, microducts, microduct accessories and tools - for construction of microduct networks.

Learn more about Nestor Optimus

Outdoor termination box optimized for microduct network 

Our popular OptoBox termination box product family is expanding with the addition of the versatile, microduct network-optimized indoor/outdoor termination box, Nestor OptoBox 24 Optimus. It is suitable for terminating and extending indoor and outdoor cables, as well as microducts.

Learn more about the product

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