| Nominative | Accusative | Dative | Genitive |
| No Article |
Photovoltaik-System |
Photovoltaik-System |
Photovoltaik-System/Photovoltaik-Systeme |
Photovoltaik-Systemes/Photovoltaik-Systems |
| |
| Definite Article |
das Photovoltaik-System |
das Photovoltaik-System |
dem Photovoltaik-System/Photovoltaik-Systeme |
des Photovoltaik-Systemes/Photovoltaik-Systems |
| |
| Indefinite Article |
ein Photovoltaik-System |
ein Photovoltaik-System |
einem Photovoltaik-System/Photovoltaik-Systeme |
eines Photovoltaik-Systemes/Photovoltaik-Systems |
| |
Plural
No Article |
Photovoltaik-systeme |
Photovoltaik-systeme |
Photovoltaik-systemen |
Photovoltaik-systeme |
| |
Plural
Definite Article |
die Photovoltaik-systeme |
die Photovoltaik-systeme |
den Photovoltaik-systemen |
der Photovoltaik-systeme |
