high output 12v onboard air compressor on a white background
Blue and black arb twin motor air compressor for off-road on a white background
Close-up of the best compressor for air lockers and tire inflation with blue and black components in use.
heavy duty off-road onboard air system with black and blue components on a white background
arb ckmta12 compressor high cfm kit with hoses and connectors on a white background
high output 12v onboard air compressor on a white background
Blue and black arb twin motor air compressor for off-road on a white background
Close-up of the best compressor for air lockers and tire inflation with blue and black components in use.
heavy duty off-road onboard air system with black and blue components on a white background
arb ckmta12 compressor high cfm kit with hoses and connectors on a white background

ARB Twin Motor Onboard 12V Air Compressor

SKU: ARBCKMTA12

$659.95
/
Shipping calculated at checkout.

The ARB Twin Motor Onboard 12V Air Compressor is the gold standard for high output onboard air. Built to handle everything from actuating ARB Air Lockers to powering air tools and rapidly inflating tires, this compact yet extremely powerful compressor delivers massive airflow with unmatched reliability in harsh off-road environments.

Engineered with sealed electronics, an IP55 waterproof/dustproof brushless fan, and ARB’s signature precision machined internals, the CKMTA12 is designed to survive abuse on the trail while maintaining a true 100% duty cycle. Whether you're running lockers all day, airing up 40s, or powering tools in the field, this compressor is ready for work.

Includes:

  • ARB Twin Motor 12V Onboard Air Compressor
  • Anodized heat dissipating mounting bracket
  • Integrated pressure switch & heavy duty relays
  • Over-pressure safety valve
  • All wiring required for installation
  • Waterproof/dustproof cooling fan (IP55)
Specifications
  • Voltage: 12V
  • Duty Cycle: 100% (60 min run / 0 min rest)
  • Maximum PSI: 150 PSI
  • Max Amps: 68.6A
  • Air Flow @ 0 PSI: 6.16 CFM
  • Air Flow @ 29 PSI: 4.68 CFM
  • Dimensions: 10.8 L x 7.5 W x 4 H
  • Weight: 17.4 lbs
  • IP Rating: IP55 (waterproof/dustproof fan)
  • Design: Onboard twin-motor
  • Compatible Accessories: ARB Air Lockers, 4L Air Tank, ARB Pump-Up Kit, Air Tool Accessories
Fitment
  • This compressor is universal and can be installed on:
  • Off-road buggies
  • Jeep/Truck/SUV platforms
  • UTVs (with proper mounting & electrical considerations)
  • Overland builds requiring onboard air
  • Vehicles running ARB Air Lockers
Tech Insight

The ARB Twin Motor Compressor is one of the highest-output 12V onboard compressors ever built. With two motors and two cylinders pushing over 6 CFM at zero PSI, it supports high-demand applications such as:

Repeated tire inflation for large off-road tires

Air tools when paired with a reservoir

Continuous Air Locker engagement

High-heat environments where lesser compressors fail

ARB’s use of hard anodized cylinder bores, Teflon-impregnated carbon fiber piston seals, and a sealed electronics package drastically increases service life. The result is a powerhouse compressor trusted worldwide by adventurers.

Technical Resources

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