Medo Air Pump's linear-motor-driven free piston system (Pat.) has an internal piston inside the cylinder which is driven by an electro-magnet and spring system controlled by the alternating input current cycle. The piston thus forms a single combine

The system is quiet and vibration free, and offers the advantages of easy maintenance and a long operating life. As well as the following Energy Saving Highly efficient blower. Quite Technology High performance sound proofing. Easy Maintenance Only one screwdriver is needed for filter replacement. No Lubrication Completely oil less operation makes air always dry and clean. Temperature Rise Restraint Energy saving design greatly reduces heating effect. Long Service Life Life expectancy is continuous 10,000 hours. Light, Compact Compact and ready-to-use design. Easy Installation No earthing/grounding work is required.