This 5.22 label gun has a one-year warranty fully backed by Millennium Marking and B&B Supply. Any mechanical defect or operational issue that occurs through what is considered normal usage will be repaired. A Contact 5.22 with a manufacturer’s defect discovered right after delivery will be replaced with a brand new label gun upon inspection by B&B Supply. A label gun deemed abused will void the warranty coverage as well as the ability to repair. Please give us a call at 1-800-346-7820 to discuss any warranty questions in further detail.