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Air Compressor CFM Calculator

Not sure what size air compressor you need? Add your pneumatic tools below, adjust for simultaneous use and duty cycle, and get an instant CFM recommendation with compressor class, tank size, and type guidance.

Quick-Start Presets
Add Pneumatic Tools
ToolQtyCFMRemove

No tools added yet — pick one above or choose a preset.

Settings
Simultaneous use70%
Safety margin20%
Continuous use
Intermittent (75% duty cycle)
Target pressure (PSI)
Your Results

Add at least one tool to see results.

Select tools above to see the formula breakdown.

Frequently Asked Questions

Estimates for guidance only. Actual requirements vary by tool brand and use pattern. Always check your manufacturer's specifications.

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