KLNSYS Kft. is one of the leading businesses when it comes to installing solar energy systems in Hungary. Our area of expertise is planning and installing solar energy systems from simple households to large companies. In addition, we also supply our partners and other businesses demands throughout planning and installing their systems.


Telefon : (+36) 1 424 0268
E-mail : klnsys@klnsys.hu

Showroom / Office

1116 Budapest
Nádudvar utca 10

We guarantee it!

On top of the manufacturers guarantee for the panels, we guarantee the performance of the systems we build!

About Us

Over 20 years of experience in the industry

Our company established its quality service starting with using quality products from manufacturers known and trusted on a global scale. We only use high-quality products, like KYOCERA, S-ENERGY, LG, ALEO, SMA, FRONIUS, and SOLAREDGE. We are the service partner for FRONIUS, SOLAREDGE, and STECA in Hungary.

We provide maintenance for systems up and running and service Fronius and SMA inverters passed their warranty. Our experience and professionals guarantee the reliability for the systems we service. The products we represent form the top quality in Europe. These products and are fully compatible resulting in a well-functioning and reliable solar energy system.

Why choose KLNsys?

We represent quality service.

Professional Planning

Our colleagues have built up 20 years of experience in the industry.

Unique Systems

We do everything according to our client’s specifications.


We guarantee a full service for the systems we build up to 2 years.


Our systems are built utilizing on the latest technology available on the market.

How does it work?

We are there for each step on the way!


Get A Proposal


Planning / Authorisation




Live System

Our Services

Systems we build

Our company is a service partner of FRONIUS, SOLAREDGE, and STECA. We offer the instrumented inspection of functioning systems and also provide out-of-warranty repairs for Fronius, SMA, and KACO inverters. Our professional instruments and experience guarantee the reliable operation of repaired systems. The products we distribute belong to the top quality class in Europe and are fully compatible with each other, ensuring the guaranteed and dependable functioning of the systems built from them.

Household Systems

Household Systems

If there is a roof, we will find a way! We had so many challenging installations, we doubt that you will surprise us!

Corporate Systems

Corporate Systems

We provide medium to large systems to our client’s based on the specific requirements they have.

Off the grid systems

Off the grid systems

You name it, we made it! Building on the decades of experience we install remote systems that will provide the energy you need.


Some of our projects

Tesco - Sátoraljaújhely

Tesco - Sátoraljaújhely

Year of Installation: 2006

Performance: 4.8 kW

Budapest 11. kerületi Önkormányzat

Budapest 11. kerületi Önkormányzat

Year of installation: 2008-2009

Performance: 39,76 kW

Sony Magyarország - Gödöllő

Sony Magyarország - Gödöllő

Year of installation: 2010

Performance: 360W


Representing Quality Service.

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Years of Experience
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Satisfied Client
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