ZAKF permanent magnet variable frequency screw air compressor-energy efficiency innovation, intelligent control of the future ! 20HP / 10HP permanent magnet frequency conversion integrated design, energy saving up to 30 % ! The compact structure saves space, the intelligent VSD accurately matches the gas demand, and the 0 pressure difference operation is more stable. Low noise environmental protection, 24 hours of continuous power, for the manufacturing industry to inject efficient and reliable compressed air.