Ex Demo Excalibur 4900 Dehydrator. The Excalibur 9 Tray Dehydrator with Timer is renowned for offering quality, dependability and excellent performance, attributes highlighted by its 5 year domestic warranty. With 35 years of manufacturing experience, it is clear to see why the Excalibur dehydrator range stands as a clear market leader. The patented Parallexx horizontal airflow over the 9 removable polycarbonate dishwasher safe 380mm x 380mm trays allows continuous even drying, eliminating the need for restacking whilst its adjustable thermostat ensures precise user control. Offering perfect drying results, this exceptional food dehydrator is ideal for the preparation of a variety of herbs and spices, the raising of your very own bread and dough, making yogurt, drying a selection of fruit and vegetables, and a range of meat and fish.