Two years for standard models, three years for flagship models including ESA series, 7630, and EAC series. We understand the frustration have downtime in a factory production line. Thus, by putting the highest quality standard in our product, from design to the materials we select and use, to production, all passed our strict test before we hand it over to our customer. Further, if the instrument does fail, Ikonix rapid service will assure your product will be back as soon as they can. Our customer has praised about our efficient and quality services we delivered.