Viair 400P-Automatic Portable Air Compressor - Heavyweight Series (Duty Cycle 33% @ 100 psi)

Description

Viair 400P-Automatic compressor is Viair's first Automatic shut-off function portable compressor. This 33% duty cycle unit is capable of pressures up to 150 PSI and can be operated for up to 40 minutes at a time before needing to be rested. The 400P-Automatic comes with a close-ended gas station-style air gun for added convenience.

Features

Oil-less Design
High Performance PTFE Piston Ring
Automatic shut-off function
Stainless Steel Valves
Moisture & Dust Resistant
Gearless Direct Drive Motor
Anodized Aluminum Alloy Cylinder
Automatic Reset Thermal Overload Protector
Dual-Stage Metal Air Filter
Aluminum Sand Tray with Vibration Isolators

Specs

Voltage:	12-Volt
Duty Cycle:	33% @ 100 PSI
Max Working Pressure:	150 PSI
Max Amp Draw:	26 Amps
Min. Ambient Temp:	-40 degrees F
Max. Ambient Temp::	158 degrees F
Compressor Dimensions:	11.25" L x 4" W x 7" H
Compressor Net Weight:	8.5 lbs.

Duty Cycle Reference Chart

Duty Cycle: 100 PSI @ 72F	Max. Run Time / Min. Rest Time
10% Duty Cycle	3 Min. On / 27 Min. Off
15% Duty Cycle	6 Min. On / 34 Min. Off
20% Duty Cycle	8 Min. On / 32 Min. Off
25% Duty Cycle	10 Min. On / 30 Min. Off
30% Duty Cycle	13 Min. On / 30 Min. Off
33% Duty Cycle	15 Min. On / 30 Min. Off
100% Duty Cycle	Continous Duty @ 100 PSI @ 72F

This compressor has a duty cycle of 33%

Note: Duty cycle refers to the amount of time a compressor can be operated in given time period at 100 PSI, at a standard ambient temperature of 72 degrees F. Duty cycle is commonly expressed in percentage format. The higher the percentage the longer run time. For more "frequently asked questions" on compressors see Viair FAQ Page.

Fill Rates

31" x 10.5" Tire	Fill Rate
0 to 30 PSI	2 min 28 sec
15 to 30 PSI	1 min 25 sec

33" X 12.5" Tire	Fill Rate
0 to 30 PSI	4 min 00 sec
15 to 30 PSI	2 min 00 sec

35" X 12.5" Tire	Fill Rate
0 to 30 PSI	4 min 50 sec
15 to 30 PSI	2 min 20 sec

Performance Data

PSI	CFM	A
0	2.54	16
10	2.26	18
20	2.12	21
30	1.94	22
40	1.84	23
50	1.70	24
60	1.62	25
70	1.55	25
80	1.48	26
90	1.41	26
100	1.27	26
110	1.20	26
120	1.09	26
130	0.95	25
140	0.85	25
150	0.71	25

PSI = Pounds per squre inch - A measure of air pressure generated by an air compressor. CFM = Cubic feet per minute - Volume of air produced by the air compressor at a given pressure or PSI. A = Amps - A measure of the amount of electrical current used.

More Information

Weight:
13
Packaging:
(1) 400P model Viair Air Compressor w/sand tray (1) Deluxe Dual Compartment Carry Bag (1) 25' quick connect extension hose with heat shield (1) 3-pc. Inflation Tips Kit (1) Gas Station-Style tire gun with 200 psi gauge (1) Dual Battery Clamps with 40-amp Inline Fuse Holder