Danfoss KP35 Pressure Switch is used in industrial applications for regulating, monitoring, and alarming systems. Danfoss KP35 pressure switches are designed for light and heavy commercial refrigeration and provide excellent protection against low pressure. The Danfoss Pressure Switch is designed for use with gaseous media and air. The KP 35 Pressure Switch is equipped with a single-pole switch changeover (SPDT) and can directly control single-phase ac motors of up to 2 kW. This device was used on a vacuum system to activate a vacuum pump when the pressure rose above a predetermined level. Check our products and invest.