Rotary Screw Air Compressors
Lubricated Rotary Screw Compressor 22 - 30 kW
CompAir L23 - L29, RS
The L-Series from CompAir
Well known in the industry for quality and reliability CompAir continuously develops the L-Series achieving cutting edge performance and efficiency. The L23-L29 range of lubricated screw compressors comprises of fixed speed and regulated speed (RS) models.
Engineering Excellence
Benefits to you:
High reliability and high quality compressed air
Superior energy efficiency
High flexibility
Small footprint
Low maintenance & servicing costs
Engineering excellence
Premium efficiency airend
Time proven inverter concept
iConn industry 4.0 Solution
Integrated heat recovery
Water Separator
Compressed Air Filter
Condensate Drain Solution
Compressed Air Refrigerant Dryer
Heatless Desiccant Dryers
Heat Regenerative Desiccant Dryers
Nitrogen Generator
SmartAir Master Multi Compressor Controllers
The CompAir L23 – L29 RS series is a well-known industrial-grade lubricated rotary screw air compressor range (22–30 kW) designed for continuous-duty applications like manufacturing, automotive, packaging, and process industries.
🏭 Overview of CompAir L23 – L29 (RS)
Power range: 22 kW to 30 kW
Type: Oil-lubricated rotary screw compressor
Variants:
Fixed speed (L23, L26, L29)
Variable speed / inverter-driven (RS models)
Applications: Continuous industrial air supply, heavy-duty operations
These compressors are part of CompAir’s L-Series, known for reliability and efficiency in industrial compressed air systems.
⚙️ Key Features
1. High Energy Efficiency
Slow-speed airend reduces power consumption
IE3 high-efficiency motor standard
RS (variable speed) models optimize energy use based on demand
2. Robust & Reliable Design
Integrated oil filter and regulation system
Minimal external hoses → fewer leak points
Premium airend manufactured in-house
3. Smart Controller (Delcos Pro / Pro SE)
Real-time pressure & temperature monitoring
Service alerts & fault logs
Remote control + Modbus connectivity
Auto restart and programmable operation
4. Low Maintenance & Compact Footprint
Easy access to service components
Reduced servicing cost
Space-saving design
5. Optional Add-ons
Refrigerated air dryer
Heat recovery system
Air filtration & condensate management
Industry 4.0 connectivity (iConn system)
📊 Typical Specifications (L23–L29 Range)
Parameter Value
Power 22–30 kW
Pressure range ~7.5 to 13 bar
Cooling Air-cooled
Oil carryover < 3 ppm
Control Digital controller (Delcos Pro)
Speed type Fixed / Variable (RS)
🧠 When to Choose L23–L29 RS
Go for this series if you need:
24/7 operation reliability
Lower electricity bills (especially RS variant)
Stable compressed air quality
Smart monitoring & automation
Avoid if:
You only need intermittent or small workshop usage
Budget is very tight (premium industrial pricing)
✅ Bottom Line
The CompAir L23–L29 RS compressors are premium, energy-efficient, and highly reliable industrial machines. They stand out mainly due to:
Advanced control system
Variable speed efficiency (RS models)
Long-term durability
