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Our quality, our warranty, our service

SolarWorld quality standards go far beyond the norm. SolarWorld applies these high standards for product quality at all its production sites. SolarWorld specifications, quality guidelines and tests and defined quality materials are the same throughout the world.

TÜV Power controlled Regular tests by TÜV Rheinland guarantee that our modules maintain the rated outputs.

PV+Test – The outstanding workmanship and the temperature and low-light performance of our Sunmodule Plus SW 245 poly were rated as “excellent” by PV+Test.

GREEN BRAND SolarWorld AG was the first company in the solar industry to be awarded the ‘GREEN BRAND’ seal of approval. The certificate is only awarded to brands which have been proven to practice environmental sustainability.


Over 40 years of solar experience – As a PV pioneer, we have over 40 years of technology experience. With expertise and passion, we turn this potential into top quality and future-oriented solutions for our customers.

Best protection Whether free system insurances or real-time yield monitoring, we offer many additional services that safeguard the smooth operation of solar power systems.

Optimal system solutions With our diverse range of products, we offer system solutions for all solar energy applications. But we never rest on our laurels with our technical developments. Instead, we equip you perfectly for the future, today.

The most customer-friendly guarantees We provide long-term security: linear performance warranty of 25 years for the Sunmodule series, linear performance warranty of 30 years for our glas-glas module Sunmodule Protect and Sunmodule Bisun, a 10-year product workmanship warranty, and a number of other guarantees on quality and service.

Comprehensive tests Intensive tests that greatly exceed international standards are the key to our holistic approach to quality assurance. In this way we ensure that only premium quality products leave our factories.

A strong partner Personal service, professional PV plant design, guaranteed quality. We offer everything one would expect from a reliable partner.