The Galvo and Primo inverters come with a 10 year warranty as standard. By purchasing this, the warranty is extended by 5 years to give you 15 years warranty in total. The warranty extension covers cost of materials.
The warranty provides a 5 year warranty extension for the below inverters:
• Galvo - 2.5-1 / 3.1-1
• Primo - 3.8-1 / 5.0-1