VIAIR 450H Compressor The 450 Hardmount Compressor is a continuous duty compressor that is sealed for moisture and dust resistance. Rated for 150 PSI of working pressure, with maximum amp draw of only 23 AMPS. The 450H will air up a 35 x 12.5 tire from 15 to 30 PSI in about 2-3/4 minutes or reinflate four 33 x 12.5 tires from 15 to 30 PSI in less than 9-1/2 minutes. The 450H comes with built in of/off switch and 1.5 ft stainless steel braided leader hose with quick connect stud for convenient hose hookup to directly air up tires. Compressor comes with inlet air filter. All necessary wiring and terminals are included for trouble free installation. STANDARD FEATURES: Oil-less design Stainless Steel Valves Moisture & Dust Resistant High Performance PTFE Piston Ring Anodized Aluminum Alloy Cylinder Automatic Reset Thermal Overload Protector Mounting Plates with Anit-Vibration Rubber Bushings Gearless Direct Drive Motor