The California Air Tools Powerful 6.0 Hp Ultra Quiet and Oil-Free 20 Gallon Air Compressor with Automatic Drain Valve (220v 60hz) stands as one of the quieter compressors in the industry, with a noise level of just 78 decibels. Ideal for noise-sensitive environments, this super quiet air compressor is perfect for anyone working inside (office, shop, store, warehouse or home) where noise is a major issue. It is powered by powerful (3) 2.0 HP motors (total 6.0 HP) that run at a low 1680 RPM, offering powerful performance with minimal noise and wear, thereby extending its lifespan and boosting efficiency. Featuring an oil-free dual piston pump system, this oilless air compressor is engineered for high performance and lasting durability, with a life cycle surpassing 3000 hours—outperforming similar models. With a maximum pressure of 125 PSI and weighing 178 pounds, this air compressor is also equipped with a one tank pressure gauge, 1/2" NPT female port, and Condor Pressure Switch. The California Air Tools EZ-1 Automatic Drain Valve has been designed to eliminate manually draining your air compressor air tank. At California Air Tools, we pride ourselves on delivering innovative, top-tier technology in air compressors that meet the needs of both professionals and hobbyists without compromising on power or user-friendliness. Elevate your workspace with the California Air Tools Powerful 6.0 Hp Ultra Quiet and Oil-Free 20 Gallon Air Compressor with Automatic Drain Valve (220v 60hz). Discover the bliss of superior performance coupled with whisper-quiet operation, designed to enhance your efficiency and comfort.