WALTER SF 220 KSP screw compressor power input 220 kW, air delivery 14.8–37 m³/min at 8 bar, direct drive, inverter, 7-year warranty
Code: SF-220-KSPProduct detailed description
WALTER SF 220 KSP screw compressor, the only model with a power input of 220 kW
A power input of 220 kW is offered by only one model in the WALTER screw compressor range, the SF 220 KSP. At 8 bar it delivers up to 37 m³/min, at 10 bar 32, and at 13 bar 27 m³/min.
The 3,410 × 2,170 × 2,260 mm housing is shared with the SF 200 KSP. It weighs 4,500 kg, i.e. 100 kg more than the SF 200 KSP.
Configuration of this machine
- Single-stage screw airend · direct drive 1:1 · IE4 motor (IE5 optional) with inverter · submerged oil separator
- Three pressures: 8, 10 and 13 bar
- Housing 3,410 × 2,170 × 2,260 mm shared with the SF 200 KSP, weight 4,500 kg
- DN 80 connection, 77 dB(A) noise level
- Power supply 400 V / 3 / 50 Hz, WALTER CONTROLLER control unit


Who it suits
For large operations with fluctuating consumption that have outgrown the SF 200 KSP. At 13 bar, the machine operates within a range of 10.8–27 m³/min.
When to choose a different model
Lower output
SF 200 KSP comes in the same housing and delivers up to 32 m³/min at 8 bar. It weighs 4,400 kg.
The largest model in the series
SF 315 KSP delivers up to 49.5 m³/min at 8 bar. It has a DN 125 connection, weighs 4,900 kg, and is manufactured for 8 and 10 bar.
What the parameters imply — calculated values
The values are calculated from the maximum air delivery at 8 bar and serve for comparing models with each other, not as a guaranteed value.
Frequently asked questions
- Is there a two-stage variant of the SF 220 KSP?
- No. The nearest two-stage machines are the SF 185 DSP with a power input of 185 kW and SF 250 DSP with a power input of 250 kW.
- How low can the output be turned down?
- At 8 bar, down to 14.8 m³/min, i.e. to 40% of the maximum air delivery of 37 m³/min.
The machine comes with a 7-year warranty covering the entire machine. Warranty terms, maintenance, and a comparison of all 19 models can be found in the category Screw compressors WALTER SF KSP: inverter and direct drive.
Ventilek’s tip
Between the SF 200 KSP and SF 220 KSP, neither the housing nor the connection changes. Decide based on the air delivery you actually need.
Additional parameters
| Category: | Air compressors |
|---|---|
| Warranty: | 7 let |
| Compressor type: | Screw compressor |
| Pressure: | 8 bar, 10 bars, 13 bar |
| Air delivery: | 37 000 l/min |
| Pressure vessel volume: | It isn't |
| Connecting: | DN80 |
| Motor power: | 220 kW |
| Mains voltage: | 400/50 V/Hz |
| Lubrication: | Oleic |
| Noise: | 77 dB(A) |
| Weight: | 4 500 kg |
| Engine: | Electric |
| Drive: | Direct |
| Air dryer: | No |
| Retrieved from: | Professional |
| Development: | Stationary |
| Inverter: | Yes |
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WALTER Kompressortechnik - Innovative Solutions for Compressors
- About the company WALTER: WALTER Kompressortechnik is a renowned manufacturer of air compressors and accessories, known for its quality, reliability and innovative technologies. The company focuses on providing highly efficient solutions for various industries.
- Product portfolio:
- Screw compressors: we offer a wide range of screw compressors that are designed for maximum energy efficiency and long life. Ideal for high demanding industrial applications.
- Reciprocating compressors: these compressors are robust and reliable, suitable for smaller applications and workshops where high flexibility and low running costs are required.
- Mobile compressors: lightweight and easily portable compressors that allow easy use in a variety of locations, ideal for construction and field work.
- Scroll and special compressors: provide quiet operation and are suitable for specific applications requiring minimal vibration and noise.
- Innovation and quality: WALTER emphasizes continuous development and improvement of its products to ensure maximum customer satisfaction. Their compressors are equipped with advanced technologies to optimise performance and save energy.
- Customer support and service: the company offers comprehensive service, including installation, maintenance and diagnostics, ensuring the long-term reliability and efficiency of their equipment.

