The Coltri ERGO Three-Phase series comprises robust and efficient high-pressure breathing air compressors designed for professional applications like diving centers, firefighting, and industrial use. Models such as the MCH 13, MCH 16, and MCH 18 ET offer flow rates ranging from 235 to 330 liters per minute at working pressures up to 330 bar, featuring automatic condensate drains, autostop functions, interstage pressure gauges, and the Maxifilter purification system to ensure air quality compliant with EN 12021 standards.

The Coltri Mark III Silent is a high-performance, sound-insulated breathing air compressor designed for demanding applications such as diving centers, firefighting, and industrial use. Powered by a 5.5 kW three-phase electric motor, it delivers a flow rate of 315 liters per minute at working pressures up to 330 bar, with a noise level of just 82.3 dB, making it suitable for installation in confined or noise-sensitive environments. Standard features include automatic condensate drain, autostop function, interstage pressure gauges, oil level monitoring, and the Maxifilter purification system, ensuring air quality compliant with EN 12021 standards.

The Coltri ERGO series offers robust, portable high-pressure breathing air compressors powered by petrol or diesel engines, making them ideal for field operations such as diving, firefighting, and industrial applications. Models like the ERGO 270 SH FA Petrol, equipped with a 6.6 kW Honda GX270 engine, and the ERGO 280 Diesel, featuring a 6.8 kW Yanmar engine, deliver flow rates of 270–280 L/min at working pressures up to 330 bar, with optional fully automatic features including electric start, autostop, and automatic condensate drain.