WSA
WSA provides stable and reliable rotary vane vacuum pumps designed for laboratory, semiconductor, research, and industrial applications. In addition to pumps, WSA offers vacuum gauges, oil mist traps, fittings, oils, and service kits for complete vacuum system solutions.
W2V Series – Two Stage Rotary Vane Vacuum Pumps
The W2V Series is designed for high vacuum performance with stable pumping speed and reliable long-term operation. These pumps are suitable for laboratory and industrial processes requiring deep vacuum levels.
Key Features
- Two-stage oil-sealed rotary vane design
- High ultimate vacuum (up to 5 × 10⁻³ Torr)
- Stable and continuous pumping performance
- Air-cooled motor
- Gas ballast option available
- Multiple voltage configurations (50Hz / 60Hz)
- Industrial-grade construction
- Wide pumping speed range
Typical Applications
- Chemical and science laboratories
- Semiconductor and sputtering equipment
- Vacuum evaporation systems
- Backing pumps for diffusion pumps
- Vacuum drying and freeze drying
- Lamp and display manufacturing
Vacuum Gauges – Pirani Gauge
WSA offers digital Pirani vacuum gauges for accurate vacuum measurement.
Key Features
- Measurement range: 1 mTorr – 20 Torr
- Digital display
- RS232 data output
- 200 ms data gathering cycle
- 20W power supply
Full Technical Catalogue
For detailed specifications, performance curves, dimensions, and complete model listings, please download the full Sheng Shih catalogue.
Download Full WSA Product Catalogue (PDF)