Solar dryer is a device which uses solar energy to dry substances, especially vegetables, fruits, herbal products, spices etc. This is a unique hybrid dryer which works on solar and electrical energy. The solar dryer helps to retain the nutrients, taste, colour, odour, prevent infection and to preserve the agro produces. Solar energy is a free and clean source of energy. Solar dryers are more economical compared to dryers that run on conventional source of energy. Available in drying capacity of 25 to 100kg and operating temperature range from 50°C to 80°C.