WALTER SFTG 11/500 KSP COMBO Screw Compressor power input 11 kW, air delivery 0.67–1.65 m³/min at 8 bar, air tank 500 l, with dryer, inverter, 7-year warranty
Code: SFTG-11/500-KSP-COMBOProduct detailed description
WALTER SFTG 11/500 KSP COMBO Screw Compressor in a Large Enclosure with Dryer
The SFTG 11/500 KSP COMBO is a complete assembly in a 1,970 × 760 × 1,750 mm enclosure: compressor with inverter, 500 l air tank, dryer with a +3 °C dew point, and filters.
At 487 kg, it weighs 57 kg more than the version without a dryer. At 8 bar it delivers up to 1.65 m³/min, at 13 bar up to 1.3 m³/min.
Configuration of this machine
- Direct drive 1:1 · IE4 magnetic motor (IE5 optional) · inverter
- Three pressures: 8, 10 and 13 bar
- Dryer and filters included in the assembly, dew point +3 °C
- G ¾″ connection, noise level 62 dB(A), submerged oil separator
- Power supply 400 V / 3 / 50 Hz, WALTER CONTROLLER control unit



Who is it suitable for
For medium-duty operation that needs more power than 7.5 kW and dried air from a single unit. Compared to the SFTG 7,5/500 KSP COMBO, it delivers 43% more air at 8 bar. At 10 bar it delivers up to 1.5 m³/min and at 13 bar 1.3 m³/min, so it also covers tools requiring higher pressure.
When to choose a different model
Without Dryer
With the same input power and enclosure, but without a dryer and filters, there is the SFTG 11/500 KSP.
Fixed Speed
With the same input power, dryer, and air tank, but fixed speed, there is the SKTG 11/500 KSP COMBO, which weighs 482 kg.
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
- How wide is the control range?
- At 8 bar from 0.67 to 1.65 m³/min, at 13 bar from 0.74 to 1.3 m³/min.
- What is the difference compared to the standalone SF 11 KSP?
- The machine with inverter and the same air delivery, but without tank, dryer and filters, is SF 11 KSP. It weighs 243 kg, the COMBO assembly is heavier by 244 kg.
The machine is covered by a 7-year warranty on the whole machine. Warranty conditions, maintenance and a comparison of all 14 models can be found in the category Screw compressors WALTER SFTG KSP: with inverter on the air receiver.
Ventilek’s tip
Around the large cabinet 1,970 × 760 mm, free space must be left for cooling air intake, already when designing the compressor room.
Additional parameters
| Category: | Air compressors |
|---|---|
| Warranty: | 7 let |
| Compressor type: | Screw compressor |
| Pressure: | 8 bar, 10 bars, 13 bar |
| Air delivery: | 1 650 l/min |
| Pressure vessel volume: | 500 L |
| Connecting: | 3/4" |
| Motor power: | 11 kW |
| Mains voltage: | 400/50 V/Hz |
| Lubrication: | Oleic |
| Noise: | 62 dB(A) |
| Weight: | 487 kg |
| Engine: | Electric |
| Drive: | Direct |
| Air dryer: | Yes |
| Retrieved from: | Professional |
| Development: | Stationary |
| Inverter: | Yes |
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- 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.
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- 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.
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