Coltri MCH-22 ET Open 400V/50Hz + Electronic Pressure Gauge with Relay

Coltri Open 450 ET


The Coltri Open 450 ET is a well-insulated compressed air compressor with a 450 l/m filling capacity.



The SILENT model stands for excellence in sound insulation. It is designed to meet the needs of very intensive use and when large filling capacities are required. Equipped with 4 front filling connections for high pressure hoses (from 232 to 420 bar), a control panel and an electric display. They are equipped with a three-phase electric motor and powerful pump units. The structure, specially designed to improve sound insulation, is used to go below the threshold of 70 dB during operation. For longer filter life, the external dryers RF 500 and RF 1000 are available. Optional features are: electronic touch screen panel, Presec for filter saturation control and remote filling panel.

More Information

More Information
Filling capacity 450 l/m - 27,00 m³/h - 15.89 CFM FAD
Filling time cylinder 80L 0 - 200 bar 4 min. 30 sec.
Drive Three-phase Electric Motor
Weight 445 kg
Noise 78 dB
Dimensions (lxwxh) 790 x 1052 x 1530 mm