The HUADA TVD-20+ is a 15 kW two-stage permanent magnet VSD screw air compressor for workshop and production-area air supply. At 0.7 MPa, its listed delivery is 2.9 m³/min for the 0.6-0.8 MPa version or 2.5 m³/min for the 0.6-1.0 MPa version. Both use air cooling and an integrated horizontal drive.