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Become a KOSTAL installer
Discover your business opportunity with a strong brand from Germany
How to sell photovoltaic systems "Made in Germany" – and increase your economic success
The market for photovoltaics is growing: and with KOSTAL, you are choosing photovoltaic products from Germany – developed for high quality, seamless system integration and long-term cost-effectiveness. With premium products "Made in Germany", you can strengthen your sales pitch and increase your closing rate.
Why installers work with KOSTAL
Win more orders
Customers are looking for quality, reliability and system solutions from a single source. KOSTAL offers you a powerful product portfolio comprising inverters, storage systems and wallboxes – all from a single source.
Get systems up and
running faster KOSTAL offers high-quality products, high compatibility and clear technical logic. Plus, quick commissioning via app. This saves time and increases your project capacity.
Higher margins with premium products
KOSTAL's quality products enable stable and value-oriented pricing. You position yourself through performance and sustainability – with stable margins.
Strong arguments in customer discussions "
Made in Germany" stands for reliability, technical excellence and long-term investment security – a real added value in sales – for you and your company.
The KOSTAL service portfolio
KOSTAL offers you more than just good products: you get exclusive access to a well-designed platform for private and commercial photovoltaic projects. A product and service portfolio that simplifies installation, supports you in your daily work and keeps you on track for success.
A comprehensive portfolio for private and commercial PV projects:
- High-performance inverters
- System-compatible storage solutions
- Wallbox and energy meter for system integration
- High compatibility with battery storage systems and heat pumps
- Platform logic instead of individual components
Working with a premium manufacturer pays off:
- fewer technical queries
- lower error rate
- fewer service calls
- Clear points of contact
- Long-term product safety
Let's talk
If you would like to expand your business with high-quality photovoltaic systems from Germany, we would be happy to discuss the possibilities for cooperation with you.
Arrange a personal consultation now
Discover your business opportunity with KOSTAL. Now may be the right time to start with PV products from Germany and for your business success.
Frequently Asked Questions
Do I have to work exclusively with KOSTAL?
No. We believe in open partnerships. You remain flexible in your product selection.
Are there minimum purchase quantities or obligations?
No. The collaboration is based on partnership and without unnecessary commitments.
How quickly can I get started?
After a brief exchange, you can start working with our products at short notice.
How accessible is technical support?
As a partner, you benefit from direct contact with the manufacturer and fast response times.
Is the system complex to install?
Our system architecture is clearly structured and developed with practicality in mind – for efficient commissioning.
How does 'Made in Germany' help me in sales?
Quality, investment security and technical reliability are strong arguments in customer discussions – especially for demanding projects.
Will I incur any costs when I join?
No. You can start the partnership without any financial barriers to entry.
Yes, I would like to become a KOSTAL installer and take advantage of my business opportunities!
We look forward to receiving your enquiry so that we can advise you personally as quickly as possible and coordinate the next steps with you.