The Krowne Metal BS-600 is a high-quality solenoid valve and thermostat designed for refrigeration mechanical components. This unit operates at 110V/60Hz/1-phase and is specifically calibrated for standard temperature ranges of 30°F to 40°F. For optimal performance, especially when ordering multiple remote refrigeration units, it is highly recommended to include this component with each unit. The factory-installed design ensures seamless integration and reliable operation in your refrigeration system.