Portable Air Compressors: MOBILAIR

Heavy-duty mobile air compressors to power demanding construction sites year after year

60 to 1600 cfm portable air compressors

Kaeser's MOBILAIR™ line of portable air compressors is designed and built for rugged use and dependable performance. We offer numerous mobile air compressors and accessories to suit virtually any need.

MOBILAIR portable air compressor models

portable compressors - Mobilair
Portable compressor model Flow (CFM) at 100 psig other unless otherwise indicated
M17 60
M27PE and M27 Utility 92
M30PE and M30 Utility 100
M55PE 185
M58 Utility 210
M59PE 195
M76 270
M81 295
M118 405 (at 125 psig)
M125 405 (at 125 psig)
M171 600 (at 125 psig)
M255 900 (at 125 psig)
M480 1700
M500-2 1600

Versatile portable air compressors

Kaeser MOBILAIR portable air compressors are available in a wide range of sizes and pressures and are suitable for many applications. These include sandblasting, pavement breaking, and general air tool use. Their durability and versatility are ideal for rental, construction repair trucks, and municipalities.

Reliable mobile air compressors

Each MOBILAIR has a heavy-duty chassis and canopy design to provide excellent protection from corrosion and the elements. All our mobile air compressors feature powerful yet efficient engines from names you can trust: Caterpillar, Cummings, Deutz, Hatz, Honda, and Kubota. The package air flow design keeps the motor cool, even under demanding conditions. Features like our cold-start battery assure year-round availability. And if you need a portable oil-free compressor, we have you covered there, too.

Portable air compressors with a low cost of ownership

MOBILAIR portable air compressors feature large, slow-turning Sigma Profile™ airends for longer life and better efficiency, delivering 15-20% more air per gallon of fuel than our competition. Superb reliability and simple maintenance save time and money. The Anti-frost Valve protects air tools from freezing when the ambient temperature is lower. This significantly increases tool service life.

User friendly mobile air compressors

Our mobile air compressors are simple to operate, provide excellent component accessibility, and are easy to maintain. Their enhanced safety features and very low noise levels make them the perfect choice for any job site. Towable models have excellent handling with even weight distribution and feature a torsion bar suspension system. Superior efficiency means you can run them longer before refueling.

Find the Portable Air Compressor You Need

Portable compressors

If you want user-friendly, reliable air compression, you want Kaeser MOBILAIR portable air compressors. We offer a fantastic range of mobile air compressors for any need. Check out our models below, or request a quote, and an authorized Kaeser representative will be in touch.

Portable compressors to 60 cfm - M17

M 15 portable compressor from Kaeser Kompressoren

On-site anytime, anywhere

  • Maximum pressures up to 217 psig
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Portable compressors to 60 cfm - M17

Portable compressors to 100 cfm - M27PE M27U M30PE M30U

M27 – Portable compressor

Convenient portable compressors fit for winter

  • Maneuverable in traffic and on the building site
  • Optimal maintenance point accessibility
  • With Anti-Frost Control
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Portable compressors to 100 cfm - M27PE M27U M30PE M30U

Portable compressors to 195 cfm - M55PE M59PE

185 cfm M55PE Mobilair portable compressor

Designed for heavy-duty civil and commercial construction

  • Easily maneuverable in traffic and on building sites
  • Optimal maintenance point accessibility
  • Anti-Frost Control for reliable operation in cold temperatures
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Portable compressors to 195 cfm - M55PE M59PE

Portable compressors to 210 cfm - M58U

M 58 utility portable compressor from Kaeser Kompressoren
Designed for cross-mounting on service vehicles:
 
  • 210 cfm at 100 psig
  • Ideal for public works, utility, and other field work
  • Heavy-duty Tier 4 Final engine
  • Anti-frost valve maintains optimum operating temperature and prevents tool freeze-up
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Portable compressors to 210 cfm - M58U

Portable compressors up to 295 cfm - M81

MOBILAIR M81

Compressed air power for a wide range of applications

  • Numerous chassis options and design versions – also for stationary applications
  • Optional compressed air treatment
  • Optional generator capability
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Portable compressors up to 295 cfm - M81

Portable compressors to 600 cfm - M118 M125 M171

M 171 portable compressor from Kaeser Kompressoren

Efficient powerhouses – even under the toughest conditions

  • With innovative control
  • Exceptionally economical in partial load
  • Also suitable for extreme ambient temperatures
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Portable compressors to 600 cfm - M118 M125 M171

Portable compressors to 900 cfm - M255

M255 900 cfm compressor

  • Perfect for heavy duty construction, utility and demolition use:

  • 900 cfm at 125 psig
  • Designed for maximum flexibility and reliability on site
  • 6-cylinder Cummins diesel engine meets Tier 4 Final emission standards
  • Easily towed on the road and at the jobsite with a half-ton pick-up
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Portable compressors to 900 cfm - M255

Portable compressors to 1700 cfm - M480

M480 portable compressor

  • Perfect for heavy duty construction, utility and demolition use:

  • 1700 cfm at 100 psig
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Portable compressors to 1700 cfm - M480

Portable oil-free compressors up to 1600 cfm - M500-2

The M500-2 compressed air giant for refineries and large industrial companies

The new compressed air giant: the M500-2 for refineries and large-scale industrial operations

  • With the innovative SIGMA CONTROL MOBIL controller
  • Highly effective deployed as a standalone unit or within an existing station
  • Maximum energy efficiency even after years of continuous use
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Portable oil-free compressors up to 1600 cfm - M500-2

Frequently Asked Questions

What should I consider when sizing a portable compressor for my application?

When sizing a portable compressor, think about the total air demand of all tools you’ll run at once, the required pressure range, and how long the equipment will need to operate continuously. It’s also useful to factor in future expansion or additional tools you might use. These considerations help ensure you pick a model that delivers reliable performance without overspending.

How does maintenance impact the performance and lifespan of a portable compressor?

Regular maintenance, like checking oil levels, changing filters, and inspecting connections, keeps a compressor running efficiently and prevents costly downtime. Our easy-to-service designs reduce time spent on upkeep, which translates directly to lower operating costs and longer equipment life.

How do I know if a portable compressor needs aftermarket tools or accessories?

Accessories like dryers, hoses, regulators, and condensate management systems can optimize performance and protect downstream tools. If you’re working in dusty environments or cold climates or need specific pressure control, these add-ons can improve reliability and efficiency.

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