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🧾 Overview
The ARB Twin Motor Onboard 12V Air Compressor Kit is considered one of the most essential upgrades for serious off-roaders worldwide. Designed to deliver reliable, high-volume compressed air on demand, this onboard system allows you to adjust tire pressures for varying terrain, re-inflate repaired tires on the trail, and power air accessories with confidence.
Lowering tire pressure dramatically improves traction in sand, rocks, mud, and uneven terrain, while reinflating for highway driving restores stability and tire longevity. In extreme off-road conditions where multiple punctures can occur in a single day, the ability to air up after repairs provides true independence and peace of mind.
Every ARB compressor is leak tested, flow tested, and current draw tested under load at the factory before packaging. Built with premium internal components and sealed against dust and moisture, the ARB Twin Motor Compressor is engineered for continuous duty and long-term reliability in harsh environments.
✔ 100% duty cycle
✔ Twin-motor high-output design
✔ Trail-proven worldwide
✔ Ideal for tires, air tools, and Air Locker activation
🛠 Installation
- Requires hard mounting and full electrical wiring.
- Typically installed in engine bay, bed, or interior with brackets.
- Estimated install time: ~3–5 hours
📌 Specs
📌 Key Features & Benefits
- Twin Motor High Output – Dual motors provide significantly faster inflation and higher airflow than single compressors.
- Rapid Tire Inflation – Capable of airing up large off-road tires quickly after trail use.
- Air Locker Ready – Fully compatible with ARB Air Locker systems for front and rear axles.
- High Duty Cycle – Designed for repeated use without overheating under heavy loads.
- All-in-One Kit – Includes wiring loom, relays, and mounting hardware for a complete install.
📘 Specifications
- Brand: ARB
- Product Type: Onboard Air Compressor
- Motor Type: Twin Motor
- Voltage: 12V
- Air Flow: ~6.0+ CFM (no load, approx.)
- Max Pressure: ~150 PSI
- Duty Cycle: High (continuous-use capable)
- Compressor Type: Dual Cylinder
- Mounting: Fixed (Onboard Installation)
- Installation Type: Hardwired
- Sold As: Kit
📦 What’s Included (What’s in the Box)
- Air System Components
- (1) ARB Twin Motor Air Compressor (CKMTA12)
- Wiring Loom & Relay
- Pressure Switch
- Air Locker Solenoid Connections
- Mounting Hardware
- (Kit versions may include inflation accessories depending on SKU)
🛡 Warranty
- ARB Limited Warranty (Typically 2-Year+)
⚠️ Fitment Notes
- Universal (12V Vehicles – Trucks, Jeeps, SUVs, Overland Builds)
⚠️ Fitment Notes
- ❗ Requires dedicated mounting location (engine bay, bed, or interior)
- ❗ Larger footprint than single compressors (plan mounting accordingly)
- ❗ Designed for high-demand setups (big tires, dual lockers, air tools)
- ❗ Air hose, tank, or manifold systems may vary by kit version