Offroaders and casual drivers alike can all benefit from having a powerful, reliable air source within reach. Whether you're filling up your tires after a deflated rock crawling session or pumping up inner tubes at the beach, the Viair 400P Series Portable Air Compressor has all the power and quickness you need in an easily traveling package.

The Viair 400P Portable Air Compressor is the ultimate in speed, power, and reliability. Every model features a max pressure of 150 psi with up to a 100% duty cycle at 100 psi. With this level of power and consistency you can fill a 35" tire to 30 psi in as little as 5 minutes. It's built tough, with stainless valves, anodized aluminum cylinders, a high-performance PTFE piston ring, and automatic thermal overload protection.

Choose from four models of compressors:

400P: 33% duty cycle at 100 psi, 150 psi max pressure, 29 amp draw

400P-A: 400P model with an automatic shut-off function and convenient air gun attachment

440P: Super powerful - fills 37" tires in under 5 minutes, 3% duty cycle at 100 psi, 150 psi max pressure, 38 amp draw

450P-A: 100% duty cycle, automatic shut-off, maximum endurance - can run for hours under 100 psi, 19 amp draw

Each model in Viair's 400P Series of Portable Air Compressors is backed by a 1-year warranty.