California Air Tools CAT-60040DCADC 4 HP 60 Gallon Ultra Quiet and Oil-Free

Meet the California Air Tools CAT-60040DCADC, a 4 HP, 60 gallon portable air compressor built for professional-grade performance with dry, clean air delivered quietly. This dolly-equipped unit combines an integrated air dryer and auto drain to keep your tools operating at their best, even during long sessions.

Why this unit stands out

• Ultra-quiet operation at 75 decibels lets you work without the racket of traditional compressors
• Oil-free dual-piston pump for cleaner air and reduced maintenance
• Integrated drying system: aftercooler plus Ultra Dry Air Dryer removes up to 98% of moisture
• PDP performance range (-20°F to -51°F) ensures dry air across varying conditions
• ISO 8573 Class 2.3.1 air quality for sensitive tools and precision work
• 60-gallon ASME steel tank designed for commercial use and longer runtimes
• 125 PSI maximum pressure with 220V / 60 Hz / single-phase power; low 14 A draw
• Fast recharge: fill from empty in about 6:30; recovery from 95 to 125 PSI in ~2 minutes
• Low heat dissipation supports extended operation with less wear

Key features

• Oil-free pump (Class 1) for cleaner air and reduced maintenance
• Two pressure gauges for precise monitoring
• 5-micron (Class 2) air filter & regulator with 3/8" port
• Air hose port 3/8"
• EZ-1-2321 Auto Drain Valve factory installed
• Thermal overload protector
• Maximum continuous running 30–60 minutes (depends on PSI & CFM)
• Comes with four air filters and is assembled in the USA with global components
• 1-year limited warranty

Technical specifications at a glance

• Tank: 60 gallons ASME steel
• Dimensions: L 25.5" x W/D 29" x H 66.5"
• Weight: 248 lbs
• Power: 220V / 60 Hz / single-phase (no 208V)
• Motor: 4 HP, 1680 RPM
• Max pressure: 125 PSI
• Duty cycle: 70/30
• Continuous run capability: 30–60 minutes (depends on PSI & CFM)
• Air quality class: ISO 8573 - Class 2.3.1
• Air dryer cartridge: High-temperature molecular sieve desiccant; replace every 2 years
• Includes aftercooler (condenser) and dryer

Why dry air matters for your workflow

In precision tasks—from dental and medical work to laser engraving and 3D printing—the presence of moisture shortens tool life and degrades results. The CAT-60040DCADC’s integrated drying system delivers consistently dry air, protecting sensitive equipment and improving finish quality while reducing maintenance costs over time.

Ideal use cases

Designed for industries and environments where dry, clean air is essential, including dental labs, medical and biotech settings, laser applications, and 3D printing workflows. If you run air tools continuously, plan for a continuous CFM rating by multiplying your tool’s CFM by two.

What’s included and where it ships

Ships directly from the manufacturer in 1–8 days and comes ready to work with essential components installed and ready for use.

Downloads

EZ-1 Automatic Drain Valve Owner’s Manual and California Air Tools 60040DCADC Owner’s Manual are available for download.