Product Selection
Match a compressor to the air you need
Enter flow, pressure and how the air is used. We match stationary and portable compressors from the same list as the product pages, and recommend dryers and filters for that duty.
Requirements
Figures are indicative and subject to a site survey. Treatment recommendations follow the same air flow you entered.
Duty
350 CFM at 8 bar(g)
Compressor House · Stationary · Lubricated · Plant air. Headroom band 385–437.5 CFM (10–25%). Indicative only and subject to a site survey. Not a performance guarantee, quotation, or energy-savings warranty.
Stationary compressors
Fixed-speed and VSD machines sized together for a variable load: 70% of the air on fixed speed, 30% on VSD.
RS37-2S★ Recommended70% of demandFixed speed · 37 kWFlow at duty 250.73 CFM at 8 bar(g)Meets demand · 2%
RS22VSD★ Recommended30% of demandVSD · 22 kWFlow at duty 131.72 CFM at 8 bar(g)Above headroom band · 25%
RS55-2SFixed speed · 55 kWFlow at duty 423.78 CFM at 8 bar(g)In headroom band · 21%
RS55-2S-VSDVSD · 55 kWFlow at duty 423.78 CFM at 8 bar(g)In headroom band · 21%
RS55VSDVSD · 55 kWFlow at duty 357.74 CFM at 8 bar(g)Meets demand · 2%
RS75VSDVSD · 75 kWFlow at duty 473.22 CFM at 8 bar(g)Above headroom band · 35%
RS75-2SFixed speed · 75 kWFlow at duty 547.38 CFM at 8 bar(g)Above headroom band · 56%
RS75-2S-VSDVSD · 75 kWFlow at duty 547.38 CFM at 8 bar(g)Above headroom band · 56%
RS90-2SFixed speed · 90 kWFlow at duty 678.04 CFM at 8 bar(g)Above headroom band · 94%
RS90-2S-VSDVSD · 90 kWFlow at duty 678.04 CFM at 8 bar(g)Above headroom band · 94%
Refrigerated dryers
Refrigerated dryers sized to the same air flow for plant air.
Inline filters
Inline filters sized to the same air flow.
Indicative Fixed Speed vs VSD
Using RS37-2S at 37.0 kW, load factor 91%, 4992 h/year. Indicative only and subject to a site survey. Not a performance guarantee, quotation, or energy-savings warranty.
- Fixed-speed kWh/year
- 171867
- VSD kWh/year
- 169300
- Annual saving
- 2567 kWh (1.5%)
- Annual Rand
- R 6418
- CO₂ avoided
- 2418 kg/year
- Indicative payback
- 20.2 years
Compare an existing motor on the energy calculator.
Request a Quote With This Spec
The full input context travels with the lead. Indicative sizing is not a guarantee.
Need a Survey, Not a Spreadsheet?
Send the spec this tool just ran. BAOFN will confirm duty, electrics and air quality on site.