Viair Light Duty Onboard Air System

Honking & Light Pneumatic Use


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The Viair Light Duty Onboard Air System was designed from the ground up with air lockers in mind. Incredibly easy to install, compact and quiet, this kit comes ready to hook up to air lockers with BPS connectors included. The Viair 98C Air Compressor can fill up the entire 1-Gallon 4-Port Air Tank in 1 minute and 40 seconds and recharges automatically from 85-105 PSI in only 30 seconds! Although the kit is not intended to fill tires it provides a low-cost 105 PSI complete air source package. The Viair Light Duty Onboard Air System is perfect for small air horns, and air lockers.

The Viair Light Duty Onboard Air System is a complete air system and includes all parts and hardware needed, including 20 feet of 1/4" Air Line, Viair 105 PSI Pressure Switch, 40 - Amp Relay, (2) T-Fittings, 1/4" NPT Drain Cock, 1/4" NPT Compression Fitting, 1/4" Male NPT Plug, 145 PSI Safety Valve, (2) 1/4" Male NPT to 1/8" Female BSP and 20 feet of 12 Gauge Wire.

0 to 105 PSI 1 min. 40 sec. (± 10 sec.)
85 to 105 PSI 30 sec. (± 05 sec.)
  • Viair 1.0 Gallon Air Tank
  • Viair 98C Air Compressor
  • Omega Bracket w/ Mounting Hardware
  • Accessory Airline
  • Pressure Switch (85 PSI on, 105 PSI off)
  • 40 - Amp Relay
  • (2) T-Fittings
  • 1/4in NPT Drain Cock
  • 1/4in NPT Compression Fitting
  • 1/4in Male NPT Plug
  • 145 PSI Safety Valve
  • (2) 1/4in Male NPT to 1/8in Female BSP
  • 20-ft. 12 Gauge Wire
  • Inline Fuse Holder
  • Electrical Connections
  • Manufacturer: Viair Air System
  • MPN: 10000
  • Refill Time: 29 Seconds
  • Empty Fill Time: 1 Min. 31 Sec.
  • Operating Pressure: 105 PSI
  • Restart Pressure: 85 PSI
  • Drain Cock: Yes
  • Safety Valve: Yes, 145 PSI
  • Relay: Yes, 40 amps
  • Wiring Kit: Included
  • Fitting Kit: Included
  • Instructions: Included
  • Warranty: 1 Year Limited Lifetime
  • Volume: 1.0 gal (3.7 L)
  • Ports: 4 - 1/4" NPT
  • Tank Length: 10.25" (260.35 mm)
  • Tank Width: 6.00" (152.4 mm)
  • Tank Height: 7.50" (190.5 mm)
  • Tank Weight: 9.645 lb (4.37 Kg)
  • Air Compressor: Viair 98C Air Compressor
  • Voltage: 12 volts DC
  • Max Amperage: 12 amps
  • Max Output: 1.27 CFM
  • Maximum Duty Cycle: 10% @ 100 PSI
  • Compressor Length: 6.00" (152.4 mm)
  • Compressor Width: 2.10" (53.34 mm)
  • Compressor Height: 4.30" (109.22 mm)
  • Compressor Weight: 2.50 lb (1.13 Kg)
  • Pressure Switch: Viair 85/105 PSI Switch
  • Pressure Switch Inlet: 1/8" NPT male
  • Money-Back Guarantee/Refund Policy
    All merchandise unless otherwise indicated may be returned within 30 days from the shipment arrival date for a refund. A Returned Merchandise Authorization (RMA) number is required for all returns. A 15% restocking fee may apply. Additional deductions may be made to reflect the products current market value. These terms apply to all refunds. Most products are shipped with a refund/replacement guarantee period unless otherwise noted in the product listing. Customers must inform of any order discrepancy within 7 days from the invoice date so that we may investigate and resolve the situation accordingly.
  • Warranty
    This product is backed by Viair's One-Year Manufacturer's Defect Warranty!
  • Satisfaction Guarantee offers our customers a 30-day satisfaction replacement or refund guarantee on all purchases, except when otherwise noted in the product listing.
  • Cross-Shipments will not cross-ship returned merchandise.
  • Physical Damage Policy
    Physical damage to any product purchased at will effectively void warranty coverage. Physical damage includes but is not limited to improper handling and/or any other type of damage sustained by irregular usage.

Warnings & Notices

Safety warning icon

This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to