HPC KAESER MOBILAIR M44 Portable Compressor – Up to 4.10 m³/min | 7.5 bar

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Simple, powerful and easy to handle – the HPC M44 delivers high-output air performance in a lightweight 750kg chassis. Now available from Cambrian Plant Sales – your trusted source for portable air power.

Fast UK delivery
14 days easy refund & returns
45+ years industry experience

The HPC KAESER MOBILAIR M44 is a compact, fuel-efficient portable compressor designed for maximum reliability and ease of use. Delivering up to 4.10 m³/min (145 cfm) of compressed air at up to 7.5 bar, the M44 provides serious performance in a lightweight body – under 750kg for Class B licence towing (unbraked model).

Its intelligent design makes transport, operation and servicing effortless. From the rotomoulded polyethylene wing doors that resist impacts and corrosion, to the 45L or 80L fuel tank options, the M44 is purpose-built for site efficiency. The system includes Anti-Frost Control as standard, with available options for aftercoolers, air filters, reheaters, and even a generator – making it adaptable to a wide range of applications.

The advanced SIGMA CONTROL SMART system ensures optimal compressed air management, user-friendly operation, and built-in diagnostics for easy servicing.

Key Features:

  • Free air delivery: Up to 4.10 m³/min (145 cfm)

  • Working pressure: Up to 7.5 bar

  • Operating weight:

    • 750 kg chassis (unbraked) – Class B licence towable

    • 1000 kg chassis (with overrun & parking brake) – Class BE licence required

  • Fuel tank capacity:

    • 45L (standard)

    • 80L (high-demand version)

  • Enclosure: Durable PE body with wide wing doors

  • Control system: SIGMA CONTROL SMART with digital display

  • Engine protection and diagnostics built in

  • Air outlets: Multiple, with options for custom hose layouts

  • Air treatment options:
    • Aftercooler with condensate evaporation
    • Filters for technically oil-free air
    • Reheater for dry air in cold conditions

  • Anti-Frost Control: Prevents air tool freezing

  • Generator Option: Add 6.5 kVA for combined air and power on site

Ideal For:
Utility work, sewer robots, concrete applications, pneumatic tools, cleaning, and remote or mobile sites needing high air volume with minimal effort.


Why Hire from Cambrian Plant Sales?
Cambrian Plant Sales offers portable compressors that work harder and smarter – with every unit professionally maintained and backed by local service you can count on. We’re a family-run business known for flexible hire terms, quick delivery, and machines you can trust on every job.

Call us on 02920 569 311
Email service@cambriangroup.co.uk or enquiries@cambriangroup.co.uk to get started or request a quote.