CAT CLASS: HQ-10019

600-900 cfm Towable Diesel Air Compressor

The 600-900 cfm towable diesel air compressor is a mid-large capacity class designed for production sandblasting and powering multiple pneumatic breakers simultaneously. With free air delivery from 600.0 to 891.5 cfm, this size sits between the 400-600 cfm class and the heavier 1,300-1,800 cfm tier. Atlas Copco, Kaeser, and Ingersoll Rand dominate this segment with four models across the three brands.

Models

Brands

Cat classes

Pick a size class — capacity and reach differ across the range.

Key specifications

Specification	Typical range	What it means
Free air delivery	600–892 cfm	Volume of compressed air supplied, measured at atmospheric conditions; determines how many tools can run concurrently.
Discharge pressure	100–125 psi	Working pressure suitable for pneumatic breakers, sandblasting pots, and air-powered tools.
Engine type	Tier 4 Final diesel	Emissions-compliant diesel engines provide independent power for remote or off-grid job sites.
Towing configuration	DOT-rated highway trailer	Self-contained trailer with lunette eye or ball hitch for transport between sites.

How to choose

The 600-900 cfm class is appropriate when production-rate sandblasting demands continuous high-volume air, or when three to four pneumatic breakers operate simultaneously on demolition or excavation work. Crews running two breakers or intermittent blasting applications are better served by the 400-600 cfm Towable Diesel Air Compressor, which offers easier maneuverability and lower fuel consumption. Operations requiring five or more breakers, continuous large-diameter core drilling, or industrial plant maintenance should specify the 1,300-1,800 cfm Towable Diesel Air Compressor to avoid starving tools of airflow.

What this size handles

Production abrasive blasting of structural steel or concrete surfaces
Demolition crews running three or four 60-90 lb pneumatic breakers simultaneously
Tunnel excavation with multiple rock drills and breakers in confined headings
Large-diameter core drilling on bridge decks or industrial foundations
Pipeline construction supporting welding crews and pneumatic tools along spread
Quarry or mine site operations powering rock drills and material handling equipment

Safety & operation

Operators should verify air receiver and discharge lines are depressurized before maintenance or hose connections
Ensure trailer jack stands are deployed and wheels chocked on sloped or soft ground to prevent movement
Engine enclosures must remain closed during operation to maintain noise suppression and prevent contact with hot surfaces
Daily inspection of air filters, coolant levels, and engine oil before startup prevents breakdowns and extends service intervals

Transport & logistics

Highway-rated tandem-axle trailer with electric brakes, typically requiring a 1-ton or larger tow vehicle
Pintle hitch or lunette eye connection standard; some models offer ball hitch compatibility
Trailer-mounted fuel tanks and integrated lifting eyes for crane or forklift positioning at fixed sites

Power & supply

Diesel fuel consumption typically 3–6 gallons per hour at full load, depending on engine size and air demand
Onboard fuel tanks generally hold 50–100 gallons for multi-shift operation without refueling
Tier 4 Final emissions compliance requires diesel exhaust fluid (DEF) on newer models

Frequently asked

How many pneumatic breakers can a 750 cfm compressor support?

Three to four 60-90 lb breakers operating simultaneously, assuming each consumes 150–200 cfm at full throttle. Actual capacity depends on duty cycle and specific tool air consumption.

What distinguishes this class from the 1,300-1,800 cfm tier?

The 600-900 cfm class offers greater portability and lower fuel costs for mid-sized crews, while the 1,300-1,800 cfm tier provides the airflow needed for five or more high-demand tools or continuous industrial processes.

Are these compressors compatible with standard sandblasting equipment?

Yes, discharge pressure of 100–125 psi and airflow in this range suit most production blasting pots from 6 to 12 cubic feet, though specific nozzle size and media type affect actual consumption rates.

Compare popular models

Find by spec →

Normalised to the same units. A dash means the figure was not published.

Model	Free air delivery	Max pressure	Engine power
Sullair TS20-150L	826 acfm	-	150 hp
Atlas Copco E-Air T900	890 cfm	150 psi	215 hp
Ingersoll Rand P600WIR	600 cfm	-	170 hp
Atlas Copco XAS 900 JD8 T4F	750 cfm	150 psi	-