Pre-washing zone, washing zone and rinsing zone for optimal cleaning of plastic trays with max. size 600 x 400 x 300 mm. Water heating via stainless steel heat exchangers and additional heating with electrical heaters. Automatic dosing pump for detergent, sensor for automatic filling of water in washing tank. Machine corpus made entirely out of stainless steel, material No. 1.4301. The machine complies with the high CE-Requirements and EU- and USDA regulations.