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.