If you’re serious about off-roading, you know that air lockers can transform your rig’s capability, letting you conquer mud, rock, and sand with confidence. But to unlock their full potential, you need a reliable air compressor that can deliver consistent pressure on demand.
This guide breaks down the top air locker compressors on the market, from premium ARB systems to budget-friendly alternatives. We’ll help you choose the right one for your vehicle, driving style, and budget, so you can hit the trail with peace of mind.
CERTAIN CONTENT THAT APPEARS ON THIS SITE COMES FROM AMAZON. THIS CONTENT IS PROVIDED “AS IS” AND IS SUBJECT TO CHANGE OR REMOVAL AT ANY TIME.
ARB CKMTA12 '12V' On-Board Twin High Performance Air Compressor, Ideal for …
Best forSerious off-road enthusiasts
- Highest airflow in class
- Water-sealed motors
ConsiderRequires manifold kit
ARB CKMA12 On-Board Air Compressor High Performance 12 Volt for Air Locker …
Best forBudget-conscious 4×4 owners
- Lightweight and durable
- Quiet operation
ConsiderSlower inflation than twin
CKMA12 High Output 12V Air Compressor System Single Motor Replacement for T…
Best forCost-effective locker activation
- Budget-friendly price
- Linear brush preload system
ConsiderNot original ARB
Universal 12V On-Board Twin High Performance Compressor Replacement for CKM…
Best forTwin performance on budget
- Twin motor high flow
- Corrosion-resistant parts
ConsiderNot original ARB
ARB Inflation Kit Air Compressor and Orange Air Hose Pump Up Kit with Quick…
Best forAll-in-one air solution
- Complete bundle
- Includes inflation kit
ConsiderBulkier package
Enocos CKMTA12 12V On-Board High Performance Twin Air Compressor Fits for I…
Best forVersatile twin compressor use
- High air flow
- Corrosion-resistant build
ConsiderNot original ARB
APFAITH High Performance 12V Air Compressor Replacement For ARB CKMA12 On-B…
Best forHeat-resistant single motor
- Aluminum heatsink
- Thermal cutoff switch
ConsiderSingle motor output
VIAIR 150 PSI High-Flow Air Source Kit | Portable On Board Air Compressor w…
Best forMulti-purpose on-board air
- 150 PSI tank system
- 30% duty cycle
ConsiderLarger footprint
Universal 12 Volts High Performance On-Board Twin Air Compressor Replacemen…
Best forCool-running twin compressor
- Twin motor design
- Aluminum heatsink
ConsiderNot original ARB
ARB 171503 Air Compressor Manifold Kit for Easy Installation of Two Air Loc…
Best forTwin compressor locker setup
- Simplifies solenoid mounting
- Includes all fittings
ConsiderOnly for ARB twin
ARB CKMTA12 Twin Compressor – Ultimate Performance
Brand: ARB
The ultimate choice for reliable, high-performance air locker operation.
The ARB CKMTA12 is the gold standard for air locker compressors. Its twin motor, dual cylinder design delivers the highest air flow of any 12V compressor its size, ensuring your lockers engage instantly. The motors are water-sealed and 100% ball bearing equipped, with a unique linear brush pre-load system that extends life and reduces heat and noise.
This unit includes a full wiring loom for simplified installation and easy plug-in connectivity to Air Locker solenoids. Internally thermal protected, it guards against extreme temperature damage. If you want the best, this is it.
- Highest airflow in class
- Water-sealed motors
- Full wiring loom included
- Requires manifold kit
- Premium price
ARB CKMA12 Single Compressor – Reliable Standard
The ARB CKMA12 is a dependable single-motor compressor that’s perfect for powering air lockers and inflating tires. Constructed from lightweight, high-strength engineering materials, it’s built to withstand harsh off-road conditions. Its hard-anodized cylinder bore reduces friction, while the sealed design keeps moisture and dust out.
You’ll appreciate the quiet operation and long service life that ARB is known for. It’s a straightforward, no-frills option that gets the job done without fuss. If you need a proven compressor without the twin-motor complexity, this is your pick.
- Lightweight and durable
- Quiet operation
- Sealed against elements
- Slower inflation than twin
- Single motor limits output
GELUOXI CKMA12 Replacement – Affordable Alternative
This GELUOXI compressor is a direct replacement for the ARB CKMA12, offering similar performance at a lower price. It features a unique linear brush preload system for longer service life, and it’s designed specifically for air locker use and tire inflation. The automatic pressure-activated limit switch ensures safe operation.
While it’s not an original ARB product, the quality is comparable for everyday use. It includes everything you need to get started, making it a practical choice for those on a budget. Just ensure it fits your vehicle’s mounting setup.
- Budget-friendly price
- Linear brush preload system
- Complete package
- Not original ARB
- May lack some durability
GELUOXI Twin Compressor – High-Flow Budget Twin
This GELUOXI twin compressor mimics the ARB CKMTA12’s design, offering dual motors and cylinders for high air flow. It’s built with corrosion-resistant brass and stainless steel components, plus a quality bronze bourdon tube gauge for accurate pressure readings. The motors are water-sealed and use ball bearings for longevity.
Ideal for powering air lockers, inflating tires, and running air tools, this unit includes a thermal protection feature to prevent overheating. It’s a compelling alternative for those who want twin performance without the ARB price tag. Just be aware it’s not an original ARB product.
- Twin motor high flow
- Corrosion-resistant parts
- Thermal protection
- Not original ARB
- Potential fitment issues
ARB Inflation Kit Bundle – Complete Air System
This bundle from ARB combines the CKMA12 compressor with the 171302 portable tire inflation kit, giving you a complete air system in one box. The compressor features a hard-anodized cylinder bore and is sealed against moisture and dust. The included wiring loom and heavy-duty maxi-fuse ensure safe, reliable installation.
The inflation kit includes an 18-foot high-heat pressure hose, an air chuck with quick press fitting, and a T-fitting for use with the compressor. It’s perfect for airing up after a trail run or adjusting tire pressure on the fly. Everything you need is right here.
- Complete bundle
- Includes inflation kit
- ARB reliability
- Bulkier package
- May be overkill for some
Enocos CKMTA12 Twin – Reliable Twin Alternative
The Enocos CKMTA12 twin compressor offers high performance for inflating tires and activating air lockers. Its compact twin motor design ensures high air flow, and it’s compatible with a range of air tools when used with optional accessories. The corrosion-resistant brass and stainless steel pressure relief tool adds durability.
It comes fully assembled and tested, with a complete wiring loom for easy installation. While not an original ARB part, the quality is solid for the price. If you’re looking for a dependable twin compressor without the premium cost, this is worth considering.
- High air flow
- Corrosion-resistant build
- Ready to install
- Not original ARB
- Accessories not included
APFAITH CKMA12 Replacement – Efficient Single Motor
This APFAITH compressor is a direct replacement for the ARB CKMA12, designed for tire inflation and air locker activation. It features a built-in premium aluminum heatsink and a high-quality thermal-cutoff switch, ensuring efficient heat dissipation for longer continuous operation. The complete package includes the compressor, wiring loom, pressure switch, and mounting bolts.
It’s a universal fit, suitable for various vehicles and applications. While it may not have the brand recognition of ARB, it offers solid performance at a fraction of the cost. For those on a budget, this is a practical choice.
- Aluminum heatsink
- Thermal cutoff switch
- Complete package
- Single motor output
- Unknown long-term reliability
VIAIR 150 PSI Air Source Kit – Tank-Mounted Power
The VIAIR Air Source Kit is a tank-mounted compressor system that delivers 150 PSI, making it ideal for air horns, suspension, and air lockers. The 280C compressor is mounted on a 2-gallon matte black air tank with five ports, providing high air flow and quick recovery. It runs at 120 PSI with low amp draw, so you can power your horns loudly.
With a 30% duty cycle at 100 PSI, it can run continuously for 30 minutes, ensuring you have air when you need it. This kit is perfect for those who want a versatile on-board air system, not just for lockers but for multiple uses.
- 150 PSI tank system
- 30% duty cycle
- Powers horns and tools
- Larger footprint
- Not locker-specific
APFAITH Twin Compressor – Budget Twin with Cooling
Brand: APFAITH
A great value twin compressor with excellent thermal management.
This APFAITH twin compressor is a universal replacement for the ARB CKMTA12, offering high performance for pneumatic tools, tire inflation, and air lockers. It features a built-in premium aluminum heatsink and a thermal-cutoff switch, ensuring it stays cool during extended use. The package includes the compressor, wiring loom, pressure switch, and mounting hardware.
With a maximum pressure of 100 PSI, it’s suitable for most off-road applications. While it’s not an original ARB, the twin motor design provides ample airflow. If you want twin performance with effective cooling, this is a solid budget option.
- Twin motor design
- Aluminum heatsink
- Complete kit
- Not original ARB
- 100 PSI max limit
ARB Manifold Kit – Essential for Twin Compressors
The ARB 171503 Manifold Kit is a must-have for anyone installing a twin compressor with air lockers. It enables the easy mounting of Air Locker solenoids directly onto the CKMTA12 compressor, eliminating the need for a separate compressor per locker. The kit includes a manifold body, mounting bracket, BSPP and NPT ports, high-temperature braided hose, and all necessary fittings.
This plug-and-play kit simplifies installation and ensures a clean, professional setup. It allows you to control front and rear lockers with a single compressor, saving space and weight. If you’re running a twin ARB compressor, this kit is essential.
- Simplifies solenoid mounting
- Includes all fittings
- Saves space
- Only for ARB twin
- Additional cost
Buyer’s Guide: What to Consider
Choosing the right air locker compressor involves balancing performance, budget, and compatibility. Here are key factors to consider before making your purchase.
- Air Flow Rate: Higher CFM (cubic feet per minute) means faster locker engagement and tire inflation. Twin compressors like the ARB CKMTA12 offer superior flow, while single motors are slower but often sufficient for basic needs.
- Duty Cycle: The duty cycle indicates how long a compressor can run continuously without overheating. For air lockers, you need short bursts, but for tire inflation, a higher duty cycle (like VIAIR's 30%) is beneficial for extended use.
- Build Quality: Look for water-sealed motors, ball bearings, and corrosion-resistant materials. These features ensure longevity and reliable performance in harsh off-road conditions. ARB is known for premium build, but budget options can still be durable.
- Installation Ease: Consider whether the compressor comes with a wiring loom, mounting hardware, and clear instructions. Kits like the ARB bundle simplify installation, while others may require additional parts like the manifold kit for solenoids.
- Compatibility: Ensure the compressor is compatible with your air locker system. Some are designed specifically for ARB lockers, while others are universal. Check the pressure rating and port sizes to match your vehicle's setup.
Conclusion
Selecting the right air locker compressor is crucial for reliable off-road performance. The ARB CKMTA12 twin compressor stands out as the top choice for serious enthusiasts, offering unmatched airflow and durability. For budget-conscious buyers, the GELUOXI and APFAITH alternatives provide solid performance at a lower cost.
Consider your specific needs, such as air flow, duty cycle, and installation ease, to make the best decision. Whether you opt for a premium ARB system or a cost-effective replacement, ensure it meets your vehicle’s requirements. Happy trails.
Erica Steven is the founder and lead writer of WorstBrands, a site dedicated to providing honest and trustworthy reviews about outdoor gear and fashion products.
With a passion for exploring the great outdoors and staying up to date on the latest fashion trends, Erica uses her expertise to provide valuable insights into the products that matter most to her readers.
Whether you're looking for camping equipment or the latest fashion accessories, Erica's articles are the perfect resource for finding the best products that fit your lifestyle.