Atlas Copco introduced the first piston air compressor in 1904. Since then, we have continuously advance the technology. Today our LE and LT range of reciprocating air compressor products are the pinnacle of direct drive piston compressors in the market. These machines are built for industrial applications, where piston technology is better suited than screw compressors. The LE and LT range with a 100% duty cycle is the direct drive piston compressor that you can rely upon over and over.