The Vevor air conditioning vacuum pump delivers 5 CFM airflow with a 1/2 HP pure copper motor for HVAC service, refrigeration maintenance, resin degassing, and wood stabilization. Its 2-stage rotary vane design is built for reliable vacuum performance with an ultimate vacuum of 25 microns. The pump features multiple inlet fittings for broad compatibility, along with an anti-backflow inlet design to help protect the machine and connected lines. A T-shaped heat sink, cooling fan, and overheat protection support stable continuous operation. User-friendly details like the ergonomic handle and oil sight glass make transport and maintenance easier.