Professional silenced compressor, with the lowest noise level in its class, designed to solve the problem of noise in work environments. The powerful 5.5 hp pumping unit guarantees high efficiency and reliability at the highest level. It is also equipped with an additional intake silencer, a belt tensioning slide that adjusts belt tension and facilitates replacement, and a forced fan for better cooling. The control panel with star-delta starter control unit is positioned for easy reading and operation. The opening front door allows easy maintenance. Easily transportable thanks to the bar placed between the feet at the base of the 500-litre tank.