Generac 10-Year Extended Limited Warranty - Liquid-Cooled 70kW-150kWGenerac 10 Year Extended Limited Warranty Liquid Cooled 70kW 150kW Nexus or Evolution Controller 10 Year Extended Warranty for liquid cooled 70 kW to 150 kW units with the Nexus or Evolution controller. Warranty covers 10 years parts, labor and travel*. Can be purchased within 12 months of end user purchase date, which will remain as the start date. Unit must be registered and end user proof of purchase must be available upon request. *Some exclusions