The VS is a single unit vacuum ejector that converts compressed air to vacuum. It comes in three series: VSH for direct mounting on solenoid valves, tubular VSU and square VSB, with nozzle diameters from 0.3 to 2.0 mm.
| Series | VSH (solenoid valve direct mount) / VSU (tubular) / VSB (square) |
| Working Fluid | Air |
| Working Pressure | 0.15 to 0.7 MPa (VSU, VSB) |
| Ambient/Fluid Temperature | 0 to 60 °C (VSU, VSB) |
| Nozzle Diameter | 0.5 to 2.0 mm (VSH), 0.3 to 0.7 mm (VSU), 0.5 to 1.2 mm (VSB) |
| Vacuum Characteristics | H / L / E |
| Suction Flow Rate | 7 to 174 L/min (ANR) (VSH) |
| Ultimate Vacuum Pressure | -66 to -93 kPa (VSH) |
| Rated Supply Pressure | H, L 0.5 MPa, E 0.35 MPa |