375CFM-780CFM at 300psi-500psi Diesel engine Powered portable Air Compressor,screw compressor
The AIRERA CALT-18/20K Diesel Portable Screw Air Compressor is engineered to deliver powerful and reliable compressed air for demanding outdoor applications. Driven by a robust diesel engine, this mobile compressor operates independently of electrical power, making it ideal for remote job sites such as construction projects, mining operations, and infrastructure development.
Built with a rugged enclosure and high-efficiency screw air end, the CALT-18/20K ensures stable airflow, excellent fuel economy, and long service life — even in harsh working environments. When mobility, durability, and performance matter most, this compressor is a dependable partner on any job site.
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Diesel-powered operation — perfect for off-grid environments
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Portable design for easy transportation between job sites
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Heavy-duty structure for harsh working conditions
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High-efficiency screw air end for stable air output
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Excellent fuel economy reduces operating costs
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Reliable engine ensures continuous performance
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Easy-access design simplifies maintenance
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Weather-resistant enclosure protects internal components
| Parameter | Unit | CALT-18/20K |
|---|---|---|
| Free air delivery | m³/min | 18 |
| Max. working pressure | bar | 20 |
| Compressor type | Diesel Portable Screw compressor | |
| Power Supply | Diesel engine | |
| Driven type | Direct driven | |
| Noise Level | dB(A) | ≤79 |
| Residual oil content | ppm | 0 |
| Power supply | YUCHAI/DTUZ | |
| Dimension (L*W*H) | mm | 3764*1800*2213 |
| Net Weight | kg | 4000 |
| Rated Power | 360HP |
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Ideal for industries requiring mobile compressed air:
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Construction sites
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Mining operations
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Road and bridge projects
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Water well drilling
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Oil & gas fields
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Infrastructure development
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Sandblasting
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Q1: When should I choose a diesel compressor instead of an electric one?
Diesel compressors are ideal for outdoor or remote locations where electrical power is limited or unavailable.
Q2: Is the CALT-18/20K suitable for harsh environments?
Yes. It is specifically engineered for rugged job sites and continuous outdoor operation.
Q3: Is this compressor easy to transport?
Absolutely. Its portable design allows convenient movement between multiple work locations.
Q4: Does it offer good fuel efficiency?
Yes. The optimized system helps reduce fuel consumption while maintaining powerful performance.
Q5: Can AIRERA customize the compressor?
Yes. Engine brands, configurations, and specifications can be tailored to project needs.
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Built for Tough Jobs
The CALT-18/20K is designed to perform where other compressors cannot — remote locations, extreme temperatures, and demanding industrial sites.
Its combination of mobility, power, and durability helps contractors maintain productivity without worrying about power availability.
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