OnBoard Air at OKoffroad.com

Portable Air Compressor - 440 Series


(click image for large view)

The 440 Series Portable Air Compressor from Viair™ is the most powerful portable compressor in our line-up. It is designed for both airing up and hands-free airing down tires on 4x4 rigs. The 440P can air up a 37" x 12.5" tire from 15 to 30 PSI in about 2-1/2 minutes. The unit comes with a Viair™ 35' air down hose (IL Inline Deflator / Inflator), the most versatile and unique air tool for airing tires up and down.

Compressor includes:
8' power cord with battery clamps.
3/8" quick connect stud.
35" coil hose.
50 amp inline fuse.
Water-resistant fuse holder.
Billet sand tray.
Stainless steel carrying handle.
HD water-resistant carry bag
Actual color: black.
U.S. SHIPMENTS - LOWER 48
$374.95



440 Series Standard Features:
Oil-less design.
Hi-performance PTFE piston ring.
Stainless Steel Valves.
Moisture and dust resistant
Gear-less direct drive motor.
Anodized aluminum alloy cylinder.
Mounting plates vibration isolators.
Auto reset thermal overload protector.

440 Series Specs:
12 Volt.
38 max amps.
1/3 HP.
150 PSI max working pressure.
158 F max ambient temperature.
-40 F min ambient temperature.
Permanent magentic motor.
40 minutes max duty cycle at 30 PSI - at 72 F.
33% (15 min on - 30 min off) max duty cycle at 100 PSI - at 72 F.
Size - 13" L x 6" W x 6-3/4" H.
Weight - 13-3/4 lbs.

Portable Air Compressor - 400 Series


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The 400 Series Portable Air Compressor is another powerful portable compressor from Viair™. It is designed for both airing up and hands-free airing down tires on 4x4 rigs. The 400P can air up a 35" x 12.5" tire from 15 to 30 PSI in about 2-1/2 minutes. The unit comes with a Viair™ 35' air down hose (IL Inline Deflator / Inflator), the most versatile and unique air tool for airing tires up and down.

Compressor includes:
8' power cord with battery clamps.
1/4" quick connect stud.
35" coil hose.
30 amp inline fuse.
Water-resistant fuse holder.
Billet sand tray.
Stainless steel carrying handle.
HD water-resistant carry bag.
U.S. SHIPMENTS - LOWER 48
$299.95



400 Series Standard Features:
Oil-less design.
Hi-performance PTFE piston ring.
Stainless Steel Valves.
Moisture and dust resistant
Gear-less direct drive motor.
Anodized aluminum alloy cylinder.
Mounting plates vibration isolators.
Auto reset thermal overload protector.

400 Series Specs:
12 Volt.
29 max amps.
1/4 HP.
150 PSI max working pressure.
158 F max ambient temperature.
-40 F min ambient temperature.
Permanent magentic motor.
40 minutes max duty cycle at 30 PSI - at 72 F.
33% (15 min on - 30 min off) max duty cycle at 100 PSI - at 72 F.
Size - 11-1/4" L x 4" W x 7" H.
Weight - 8-1/2 lbs.

Portable Air Compressor - 300 Series


(click image for large view)

The 300 Series Portable Air Compressor from Viair™ is designed for both airing up and hands-free airing down tires on 4x4 rigs. The 300P can air up a 33" x 12.5" tire from 15 to 30 PSI in under 3 minutes. The unit comes with a Viair™ 25' air down hose (Inline Deflator / Inflator), the most versatile and unique air tool for airing tires up and down.

Compressor includes:
8' power cord with battery clamps.
1/4" quick connect stud.
25' coil hose.
40 amp inline fuse.
Water-resistant fuse holder.
Billet Sand Tray.
HD water-resistant carry bag.
U.S. SHIPMENTS - LOWER 48
$199.95



300 Series Standard Features:
Oil-less design.
Hi-performance PTFE piston ring.
Stainless Steel Valves.
Moisture and dust resistant
Gear-less direct drive motor.
Anodized aluminum alloy cylinder.
Mounting plates vibration isolators.
Auto reset thermal overload protector.

300 Series Specs:
12 Volt.
27 max amps.
1/4 HP.
150 PSI max working pressure.
158 F max ambient temperature.
-40 F min ambient temperature.
Permanent magentic motor.
40 minutes max duty cycle at 30 PSI - at 72 F.
33% max duty cycle at 100 PSI - at 72 F.
Size - 9-3/4" L x 5" W x 7-1/2" H.
Weight - 8-1/2 lbs.


Onboard Compressors
Heavy-duty 12 volt onboard air compressors from Viair™. Available in 23 amp and the powerful 30 amp unit.

Onboard Air Kit
This kit converts your already capable Viair™ compressor into a total onboard air system.


Disclaimer. Please read: The effectiveness of this equipment is directly related to the manner in which it is installed, used (for off-road use only), and/or maintained. Proper installation, use and maintenance is solely the responsibility of the installer/user, and will not be assumed by OKoffroad.com.