Vacuum Pump 1.8-4.8CFM | AC Refrigerant Recovery | Professional Automotive & Air Conditioner Maintenance

The Sihao Vacuum Pump is a versatile and efficient solution for HVAC/R and automotive maintenance. With a free air displacement of 1.8-4.8 CFM and integrated gauges, it ensures deep, fast vacuum pulls to remove moisture and non-condensables, critical for system efficiency and longevity. Features and Benefits - Dual-stage rotary vane design (1.8-4.8 CFM) - Achieves a deep vacuum quickly, effectively removing moisture and air for optimal system performance. - Integrated compound gauge and vacuum gauge - Allows for precise monitoring of the evacuation process and system status. - Oil sight glass and easy drain valve - Facilitates simple oil level checks and changes to maintain peak pump performance. - Gas ballast valve - Helps prevent oil contamination by allowing moisture vapor to be expelled during operation. Applications - Evacuating and dehydrating air conditioning and refrigeration systems prior to charging. - Automobile AC repair and maintenance for removing moisture and air from the system. - Creating a vacuum for scientific experiments, degassing, or vacuum packing applications.