Excellent compression which we offer with confidence

Z-screw is unique, simple and efficient compression mechanism. Z-screw is composed of 1 main screw and 2 gate rotors located at both side. This simple construction enables low rotation efficient compression with low noise, low vibration and long bearing life. Mitsui Seiki have been providing this mechanism since 1972.


Water lubrication type

  • i-14000series
  • u-14000series
  • ZU-Quatro
  • ZUseries

Oil lubrication type

  • Zgaiard-inverter
  • Zgaiard-basic

Oil Lubricate Scroll Compressor

  • Escal

Surrounding Equipments

  • Number of Control
  • Receiver Tank