Kobalt’s Quiet Tech portable air compressor is a good choice if you want to avoid the ear-splitting shock of a pump kicking ...

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The air compressor unloader valve is what makes the “psssssst” sound when the motor shuts off after reaching operating pressure. When it does that, it's venting the residual pressure from the ...

Hitachi debuted its innovative low-side scroll compressor and announced its entry into the North American market at the AHR ...

For example, one regular issue was a coupling between the motor and the rest of the unit breaking repeatedly. At the speeds the compressor runs at, weak points tend to surface fairly quickly.