Cold Control Thermostat for all Royal Soda Vending Machines including 522, 650, 660, 804, 276, Merlin, 480, 462, 390, 550, 768, 542, 780-12, 768-12, 654-12, 650-12, all Red Bull machines 372, soda machines. This thermostat is automatic & has no adjustment to it. That way u don’t have to worry about setting the temperature it will hold the machine between 34-44 degrees automatically. The specs are 125/250 volts & AMPS FL 16/8 LR 80/40. If your soda machine is freezing drinks than the thermostat will need to be replaced. This thermostat is brand new from factory.