Solar Heating
Photovoltaic solar cells
Granular heating

Functional guarantee

Functional warranty photovoltaic

Beyond the legal requirements of two years, module and inverter manufacturers voluntarily commit to extended warranties for private customers.
Please have a look at the included detailed conditions and coverage of the respective manufacturer warranties.

  • Evergreen modules of type ES-A
    - Product warranty from Evergreen: 
      10
    years for material and workmanship
    - Power output guarantee from Evergreen:
      25 years guarantee for 80% of the minimum power output

    • Hyundai modules of type HiS
      - Product warranty from Hyundai:
       
      5 years for material and workmanship
      - Power output guarantee from Hyundai:
        25 years guarantee for 80% of the minimum power output

  • Sanyo modules of cell type HIT
    - Product warranty from Sanyo:
      5 years for material and workmanship
    - Power output guarantee from Sanyo:
      20 years guarantee for 80% of the minimum power output

     
  • Schott solar modules of type Poly™ und ASI™
    - Product warranty from Schott Solar:
      5 years for material and workmanship
    -
    Power output guarantee from Schott Solar: 
      Max. 0.5 % annual reduction of the minimum power output to
      82.5% in year 30 for Poly™,
      max. 0.7 % annual reduction of the minimum power output to
      80.2% in year 25 for ASI™

     
  • Grid inverters from SMA and Fronius
    - Warranty 5 years

For these products, which are not manufactured by Wagner & Co, we transfer the guarantees and warranties of our suppliers to our customers. The warranties and guarantees commence with the respective production date.


Content and scope of warranties and guarantees for subcontracted supply products are defined by the regulations of our suppliers. We are happy to provide you with the detailed regulations upon request.



Cölbe, Dez, 2009