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All Categories > Kaeser Products > Portable Compressors > Up to 600 Cubic Feet Per Minute (cfm) Flow Rate Tow Behind Compressors > Item # 73530  
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Item # 73530, Mobilair™ M171 Model 145 Horsepower (hp) Power at Full Load Tow Behind Compressor
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Versatile
The Mobilair™ M171 portable screw compressor is designed for heavy-duty civil and commercial construction, demolition, sand blasting, and other site work applications. The M171 delivers 600 cfm with variable pressure from 85 to 125 psig. A high pressure option is variable from 145 to 205 psig.




Financing  · Specifications  · Diesel Engine  · Package  · Dimensions  · Low Life Cycle Costs  · Sigma Control Mobil™  · Standard Features  · Advantages  · Optional Features  · Features and Benefits  · Additional Information  · Note

Financing

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Finance with Approve Payments



Specifications

Brands
Kaeser Compressors

Model
M171

Free Air Delivery at 125 Pound Per Square Inch Gauge (psig) Pressure1
600 ft³/min

Free Air Delivery at 145 Pound Per Square Inch Gauge (psig) Pressure
550 ft³/min

Note for Free Air Delivery at 145 Pound Per Square Inch Gauge (psig) Pressure
High Pressure Model

Free Air Delivery at 175 Pound Per Square Inch Gauge (psig) Pressure
475 ft³/min

Note for Free Air Delivery at 175 Pound Per Square Inch Gauge (psig) Pressure
High Pressure Model

Free Air Delivery at 205 Pound Per Square Inch Gauge (psig) Pressure
405 ft³/min

Note for Free Air Delivery at 205 Pound Per Square Inch Gauge (psig) Pressure
High Pressure Model

Note for Make
Engine is Tier 4 Final

Maximum Sound Level at 23 Feet (ft)
76 dBA

Optional Airend Warranty
5 years
1 Standard Pressure


Diesel Engine

Make
Deutz TCD 6.1.L06

Power at Full Load
145 hp

Full Load Speed
1450 to 1800 rpm

Off Load Running Speed
1300 rpm


Package

Fuel Tank Capacity
53 gal

Outlets
1 x 2 in
3 x 3/4 in

Weight
6278 lb


Dimensions

Length1
201 in

Width
82 in

Height
71 in
1 Length includes tow bar.


Low Life Cycle Costs
Our comprehensive approach to life cycle cost management: Superior efficiency, easy operation, service-friendliness, and a global service and consulting network with fast response times.


Sigma Control Mobil™
Advanced compressor controller technology
  • By accessing electronic motor management, the Sigma Control Mobil™ system optimizes compressed air availability and fuel efficiency. The system is shock and vibration proof per IP 65 electrical protection.
  • Its functions include operational monitoring as well as precise system diagnostics.
Timesaving user-friendly operation
  • The highly intuitive interface only needs three buttons to operate the entire system.
  • In addition, the automatic monitoring feature can shut the compressor down as required.
Precise pressure settings save fuel
  • Using the arrow keys, system pressure can be precisely adjusted in 1.5 psig increments on the Sigma Control Mobil™'s display.
  • This not only enhances flexibility but, in combination with the electronic inlet valve control, enables significant energy savings-especially for part load operation.


Standard Features
  • Heavy-duty diesel engine complies with Final Tier 4 emissions standards
  • Rotary screw airend: SigmaProfile produces more air with less fuel consumption
  • Sigma Control Mobil™ integrated controller
  • Variable pressure control from85 to 125 psig
  • Heavy duty steel chassis
  • Fully galvanized canopy
  • 1 micron, 2-stage compressor inlet filter with maintenance indicator
  • 10 micron engine air filter with maintenance indicator
  • High capacity cold start battery ensures reliable operation even under extreme working conditions
  • Lifting eye for simple handling
  • Highly efficient cooling system
  • Modulation control


Advantages
  • Environmentally-friendly:
    Advanced Deutz diesel engine with SCR catalytic converter meets Tier 4 emission standards
  • Power-saving fan:
    Demand-based variable speed fan with Visco clutch generates up to 5% fuel savings.


Optional Features
  • Variable high pressure control from 145 psig to 205 psig
  • Aftercooler and filtration packages
  • Skid mount
  • Five year airend warranty
  • Loading options
    Recessed lifting eyes and forklift pockets make loading easy.
  • Stationary versions
    A robust skid provides a stable base for safe outdoor installation.
    The stationary version can be fitted with adjustable machine feet for indoor installation.
  • Sealed floor pan
    The sealed floor pan captures liquids to prevent potential soil contamination.
    The drainage holes are sealed with screwed sealing plugs.
  • Refinery use
    A certified spark arrestor is available for refinery applications.
    The engine shut-off valve automatically shuts the unit down upon intake of combustible gases.


Features and Benefits
Sigma Control Mobil™
Easy to operate, integrated controller is well protected and allows for quick pressure adjustments.

Variable pressure control
The onboard Sigma Control Mobil controller enables variable pressure ranges between 85 and 205 psig to tackle the different pressures needed for powering breakers, cable blowing, and even high pressure applications like drilling.


Additional Information
Packaged with features
The M171 offers an array of features that make it very user-friendly. Units come standard with an easy to read control panel that is well protected. The fuel tank has a large filler neck with overflow protection for safe, easy filling. A hitch and rigid tow bar also make transporting the M171 easy. A torsion bar suspension system and oversized tires provide superior road handling, further adding to the unit’s exceptional functionality.

Unsurpassed durability
The M171's heavy duty steel chassis and fully galvanized canopy ensure long life even when subjected to the harshest conditions. Both the canopy and solid steel flooring protect the motor, airend, and critical components from dirt, water, and other contaminants. Rugged construction and excellent cooling allow the M171 to operate in temperatures up to 122 ºF.

Low noise A quiet motor, superior soundproofing, and vibration isolation result in smooth operation and extremely low decibel levels. 76 db(A) maximum at 23 feet.


Note
Specifications subject to change without notice.


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·  Up to 600 Cubic Feet Per Minute (cfm) Flow Rate Tow Behind Compressors - Advanced Compressor Controller Technology


 DOWNLOADS 

Brochure for Mobilair™ Portable Air Compressor
(PDF, 2026KB)


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