This Vevor vacuum pump is designed for HVAC service, automotive A/C maintenance, resin degassing, and wood stabilization. It features a 1/4 HP motor that delivers 3.5 CFM airflow and reaches an ultimate vacuum of 5 Pa for efficient evacuation. The single-stage rotary vane design is paired with a 4-pole high-torque motor for stable, reliable operation. Its cast-iron and die-cast aluminum housing includes a built-in cooling fan, while the transparent oil window makes monitoring oil levels easy. A bottle of vacuum oil is included for immediate use.