Refurbished Kaeser HPC SM15 11 kW Rotary Screw Compressor – 10 bar, Up to 55 CFM, Sigma Control
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Reliable German compact efficiency: the Kaeser HPC SM15 (SM Series) is a belt-driven rotary screw compressor with Kaeser's legendary Sigma Profile air-end for superior energy efficiency, durability, and low noise – a proven choice for workshops and small-medium industrial applications.
Fully refurbished in February 2026 by Airlink Compressors engineers (airlinkcompressors.com) using only genuine Kaeser/HPC spares throughout. This unit delivers consistent performance with the advanced Sigma Control (or Sigma Control 2 in later updates) for monitoring, diagnostics, and service alerts – ideal for reliable 24/7 operation with minimal downtime.
Key features and benefits:
- 11 kW (15 HP) premium-efficiency motor (belt drive with automatic tensioner)
- Working pressure: 10 bar (145 psi) standard – models support up to 11 bar or 13 bar variants
- Free Air Delivery: approx. 1.5–2.0 m³/min (53–71 CFM) at 8 bar (varies by exact pressure config; e.g. ~55 CFM at 125 psig / 8.6 bar)
- Genuine Kaeser Sigma Profile air-end – low energy use and extended life
- Quiet enclosed operation – only 68 dB(A)
- Sigma Control advanced controller with hour meter, load/idle management, and fault diagnostics
- Integrated aftercooler and condensate drain for better air quality
- Compact floor-standing design with easy service access
Full February 2026 refurbishment using genuine Kaeser spares includes:
- Complete air-end inspection
- New genuine air/oil separator, air filter, oil filter and full synthetic Sigma fluid change
- Belt and tensioner system checked/replaced as required
- Thermostatic valve and minimum pressure valve service kit
- Controller firmware updated (Sigma Control / Sigma Control 2)
- Full electrical safety check and panel clean
- 10-hour full-load test with printed performance report
- 6-month parts & labour warranty (extendable to 12 months)
Perfect for engineering workshops, garages, manufacturing, or any site needing dependable, quiet compressed air from a compact, high-quality German machine.
One unit available – freshly refurbished February 2026, fully serviced, tested and ready for immediate UK-wide delivery or collection from airlinkcompressors.com.
Technical Specifications
| Specification | Details |
|---|---|
| Manufacturer | Kaeser / HPC (Germany) |
| Model | SM15 (SM Series) |
| Type | Fixed-Speed Belt-Driven Rotary Screw |
| Power | 11 kW (15 HP) |
| Motor Efficiency | Premium (IE2/IE3 equivalent) |
| Electrical Supply | 400V / 3 Phase / 50 Hz |
| Working Pressure | 10 bar (145 psi) standard (up to 11-13 bar variants) |
| Free Air Delivery (FAD) | Up to 2.01 m³/min (71 CFM) nominal; typically 1.5–1.6 m³/min (53–55 CFM) at 8-8.6 bar |
| Noise Level | 68 dB(A) |
| Drive System | Belt drive with auto-tensioning |
| Cooling | Air-cooled with aftercooler |
| Controller | Sigma Control |
| Dimensions (approx., base unit) | 630 × 762 × 1100 mm (or similar) |
| Weight (approx.) | 320–530 kg depending on config |
| Air Connection | Typically G ¾" |
| Refurbishment Date | February 2026 |
Yes, airlinkcompressors.com offer an installation & commissioning service, please contact support for further information on technical@airlinkcompressors.com
If you purchase any equipment from airlinkcompressors.com you are entitled to free full technical support from experts in the trade, supporting with installation, repairs & servicing. We also offer onging maintenance packages inhouse, please contact technical@airlinkcompressors.com for further information.
Yes, airlinkcompressors.com deliveries can be sent to different adresses across the UK.
Yes, we do deliver to NI (Northern Ireland) for larger items please ask for a carrige costing - sales@airlinkcompressors.com
Yes, a VAT invoice is sent automatically once the order has been dispatched to the email address supplied when originally ordered.
Yes, airlinkcompressors.com offer an installment option through Klarna, Please click here for further information.
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"Excellent Service"
Excellent service, correct part identified and delivered on time. Compressor up and running with little downtime.
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Placed my order late on a Sunday night, got the usual automated email followed by an email from Gill thanking me for my order with a delivery due the Thursday or Friday. To my surprise turned up on Wednesday spot on, nice to have early delivery. Thanks
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Good range of compressors to choose from with good information and specifications. Purchase was smooth and easy, SIP were slow to ship but the team hurried them along.
