More efficient scroll compressors may be about to break into food processing, medical systems, and other ultra-clean applications, thanks to the development of new oil-free, "floating scroll" ...

The MarketWatch News Department was not involved in the creation of this content. LAS VEGAS, Feb. 2, 2026 /PRNewswire/ -- From February 2 to 4, Hitachi Scroll Compressor returned to the AHR Expo 2026 ...

Air compressors are some of the most crucial tools in a construction or rental business. These machines power a vast range of other tools, from nailers to pneumatic wrenches to paint and air sprayers.

The lubricant in refrigeration and air conditioning systems has many important functions. Even though the circulated refrigerant is the working fluid required for cooling, the lubricant or oil is ...

Years ago, it was common for shops to have a central power source that drove all the tools through a system of belts, wheels and driveshafts. The power was routed around the work space by mechanical ...

In any refrigeration system, as refrigerant vapor leaves a compressor, so does a small amount of oil. This oil travels through the discharge line, condenser, liquid line, and evaporator, and then back ...

Refrigeration compressors and air conditioning compressors provide air conditioning, heat pumping, and refrigeration for large-scale facilities and equipment. They use compression to raise the ...

Air compressors are machines that compress and direct air for industrial applications. There are three basic types of air compressors: reciprocating, rotary screw, and centrifugal. Reciprocating air ...

If you're shopping for an air compressor at Harbor Freight, you have plenty to think about. The store carries a wide range of Fortress and McGraw air compressors, and you'll find the odd Bauer or ...