Tanks for melting and storage of chocolate mass or compound in standard execution have the following sizes: 50 L, 250 L, 500 L, 1000 L, 2000 L, 3000 L, 5000 L. Tanks are completely made of AISI 304 and are with conical bottom, water jacketed and thermally insulated. Standard tanks are equipped with a frame stirrer, independent heating with circulation pump, automatic temperature control and product mass level control by load cells. On the exit of the piping there is a water jacketed filter. The pump, scrappers and vibration sieve can be installed optionally.