CF140MI-7 CFAIR 140 CFM 7 Bar Portable Diesel Air Compressor for On-the-Go Compressed Air Needs

Built by Caifull, a company known for engineering excellence, this compressor stands out for its durability, mobility, and precision in delivering 140 cfm air compressor at 7 Bar pressure. Designed for versatility, it caters to the needs of various industries, offering a dependable source of compressed air for tasks ranging from construction and mining to remote or off-grid operations.


Features of CF140MI-7 Versatile and Reliable CFAIR 140 CFM 7 Bar Portable Diesel Air Compressor for On-the-Go Compressed Air Needs

Control System


  • Integrated starting unloader control for initial engine warm-up.

  • Automatic zero to 100% capacity control by means of engine speed regulation and compressor inlet valve modulation.

  • Shutdown protection for critical parameters including engine oil pressure, engine coolant temperature and compressor discharge air temperature.

  • Warning protection for non-critical parameters including battery voltage and fuel level.

  • Additional shutdown and warning features depending on model.

Operator Interface


  • Removable starter key to prevent unauthorised operation.

  • Comprehensive analogue and digital instruments supplemented by status and warning lights.

  • Operator controls and instruments all grouped together ergonomically on one panel.

  • Control panel located at the rear of the portable air compressor model for operator protection from passing traffic.

  • Discharge air outlet valves located adjacent to the control panel for visual confirmation of air line status.

Inspection and Maintenance Provisions


  • Fluid drains are fitted with valves and piped to the outside of the unit.

  • Selected models have external air-oil separator elements.

  • Dual element air filters prevent dust ingress during replacement.

  • Side hinged doors open out wide to 180 degrees.

  • Top hinged doors with gas struts open up high for ample headroom.

  • Side-by-side radiator and oil cooler are easier to clean.

  • Safety guard fitted around engine cooling fan and V-belts.

Air end


Large rotors,low rpm,long life span


High efficiency,low noise,low vibration,high reliability


Bearing life over 100,000 hours


Little leakage triangle,low power/airflow ratio


Less wearing parts,low maintenance cost


Noise Control


  • Super silent full load noise levels from as low as 64 dB(A) at 7 m.

  • Low engine and air end speed design is intrinsically quieter.

  • Steel body panels lined with sound absorbent material.

  • Computer aided sound path analysis and attenuation design.

Environmental Protection


  • Low fuel consumption ensures a reduced carbon footprint.

  • Low exhaust emissions cause minimal harm to the atmosphere.

  • Low noise levels protect ambient conditions and workers’ hearing.

  • Almost 100% recyclable at end of service life to save the earth’s precious resources.

Diesel Engine


  • The engine match selection for each portable air compressor China model is based on achieving optimum performance and reliability with the lowest possible fuel consumption.

  • Low fuel consumption and both exhaust and noise emission levels are amongst the best in class.

If you are looking for a reliable air compressor exporter, please contact us.

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