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Common Compressor Terms You Should Know

There is a wide world of compressors out there. Hopefully these terms will help you to understand each one a little bit better. To learn which option will work best for you, contact the team at Active Air Industries Ltd. in Langley. We supply, install, service and repair all kinds of compressors. Call us today!


Machines designed for compressing air from an initial intake pressure to a higher discharge pressure.

Reciprocating Compressors

A reciprocating motion to compress air via pistons.

Rotary Compressors

A screw or vane method of compressing air which gives a continual flow of compressed air.

Single-Stage Compressors

Those in which compression from initial to final pressure is complete in a single step or stage.

Two-Stage Compressors

Those in which compression from initial to final pressure is completed in two distinct steps or stages (two different sized pistons).


Devices for removing the heat of compression of the air between consecutive stages of multi-stage compressors.


Devices for removing the heat from the compressed air after compression is complete.

Moisture Separators

Devices for collecting and removing moisture from the air.

Refrigerated Air Dryers

Use a refrigerant system/heat exchanger to dry air.

Desiccant Air Dryers

Use a drying media (desiccant or activated alumina) to dry air.

Have a Question in Mind?

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