A portable/towable rotary screw diesel air compressor capable of around 180-260CFM costs approximately $14,000 to $20,000. A heavy duty turbocharged diesel compressor designed for mining, railroad, and heavy-duty construction might cost $25,000 to $30,000 or more.
[pdf] When matching motor characteristics to compressor requirements, one should consider factors such as voltage, phase, and duty cycle. The motor’s rated horsepower should ideally be closely matched to the compressor’s demands to ensure optimal performance.
[pdf] It’s impossible to prevent water from getting into your air compressor. This is because all air has moisture in it. Compressing air necessarily causes that water to turn from its. .
It’s important to drain your air compressor regularly. Luckily, this is easy to do with the air compressor drain valve located on the underside of the air receiver tank. Make sure you wear proper protective gear any time you’re working on a compressor. Here’s. .
Water in your air compressor can cause damage to the system in several different ways. These include corrosion, instrument malfunction, water. .
There are many ways to keep moisture out of your air compressor. Usually, some combination of them works best.
[pdf] 
