CALT 12.5m³/min Flow, 14bar Pressure, Original Power Diesel Portable Compressor
Designed for heavy-duty high-pressure operations, this AIRERA portable diesel compressor perfectly pairs a massive 12.5m³/min flow with a powerful 14bar pressure to effortlessly handle deep-hole drilling and long-distance air supply. At its core is a genuine high-power diesel engine that delivers robust, stable performance, exceptional fuel efficiency, and long-term durability. Equipped with a rugged towable chassis, it brings reliable, industrial-grade high-pressure air power to the harshest mining quarries and remote job sites, making it your ultimate high-performance power asset.
Key Features:
- Air end
The rotor is made of German processing equipment-to ensure the dimensional accuracy of parts.The bearing adopts the world brand SKF--- prolong the service life.High-load-resistant design-working pressure can reach 1.6Mpa.

- Air filtration system
Three-stage air filtration, including cyclone, coarse filtration and safe filtration, is especially suitable for harsh environments such as dusty fields.99.99% of the particles above 3μ were removed.The filter element has large surface area, imported filter paper, long service life and small pressure drop. Located in the cold room area, optimize the performance of the unit.Enlarged 20% air filtering system for better performance.
- Shock absorption system
Vibration reduction of main engine: shock absorber.Axle damping: damping rod.Double vibration reduction makes the machine run more smoothly.
| ITEM | UNIT | MODEL CALT-12/14K |
|---|---|---|
| Air capacity | m³/min | 12.5 |
| Working pressure | MPa | 1.4 |
| Weight | kg | 2200 |
| L×W×H | mm |
3250×1800×1800 |
| Type No.× Qty | 6.50-16×2 | |
| Diesel engine | ||
| Model | 6BTA5.9-C180 | |
| Type | Vertical, in-line, water-cooled | |
| Sunction | Turbo charger | |
| Dia. of cylinder×Journey×amount | 102×120×6 | |
| Displacement L | 5.9 | |
| Rated speed | r/min | 2500 |
| Idle speed | r/min | 1500 |
| Rated Power | kW(HP) | 134(180) |
| Engine lubricant capacity | L | 16.4 |
| Diesel capacity | L | 150 |
| Battery | V | 24 |
| Compressor | ||
| Pressure stage | 1 | |
| Compressor oil capacity | L | 36 |
| Amount size×Qty |
G1 1/2×1,G3/4×1 |
|
| Notice | CA: Screw compressor, LT:Portable ,All the models could be customized into skid-mounted type. |

AIRERA focuses on user-centric engineering. Despite being a heavy-duty 14bar machine, it features standard quick-connect high-pressure discharge valves equipped with safety whip-checks to prevent accidental hose decoupling. The control panel utilizes intuitive iconography and supports one-touch start/stop in both Chinese and English, complete with a fully automated self-diagnostic system. A new operator can safely and proficiently run the entire unit after a simple 10-minute training session.
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