There is a One-Year Warranty including power unit; motor; battery pack, charger, accessories. There is also a One Year Warranty* on Parts and Switches. This warranty covers any defects in materials or workmanship, including installation, with the exceptions stated below. *Metrovac will repair or replace any defective or malfunctioning part* at no charge. If the machine is not repairable, it will be replaced. *Mechanical alterations made to the machine will void the warranty. *Warranty does not cover filters, or general maintenance. *The warranty does not cover physical damage made to the machine, improper electrical connections, or water damage. *Customer is responsible for shipping charges to and from our facility. ***Even if the product is beyond the warranty period, we suggest you send the unit back to our factory for expert repairs and maintenance at reasonable rates. Please click the following link to access our Repairs and Maintenance form***