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Colku D26 24V DC Rooftop Air Conditioner Smart Twin-Rotor Cooling for Heavy-Duty Trucks
When long-haul performance demands powerful yet energy-efficient cooling, the Colku D26 24V DC Rooftop Air Conditioner delivers beyond expectations.
Engineered specifically for heavy-duty trucks, the D26 combines COP 3.6 ultra-efficient cooling, a twin-rotor compressor, and an upgraded 3D electric air distribution system to provide faster, more stable, and smarter cabin comfort — even in extreme climates.
COP 3.6 — Ultra-Efficient, Low Power Consumption
Efficiency defines the D26.
With an impressive COP of 3.6, it provides powerful cooling performance while significantly reducing power consumption. Designed for 24V DC truck systems, it maximizes energy efficiency during parking operation without unnecessary battery drain.
This means:
✔ Longer cooling time
✔ Lower operating costs
✔ Improved energy management
✔ Enhanced fleet efficiency
🔗 View Full Technical Specifications
Twin-Rotor Compressor + Dual Brushless Fans
Powerful, Stable & Continuous Cooling
The D26 is equipped with:
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High-performance twin-rotor compressor
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Dual brushless condenser fans
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Dual condenser fan system for enhanced heat dissipation
This advanced configuration ensures:
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Faster cabin temperature reduction
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Stable and continuous cooling output
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Lower vibration and noise
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Long-term durability under demanding conditions
Built for long-haul trucking, it performs reliably even during extended parking periods.
Upgraded 3D Electric Air Distribution
450 m³/h High Airflow for Faster Cooling
Cooling performance is not just about capacity — it’s about airflow distribution.
The D26 features an electric 3D air distribution system combined with a powerful 450 m³/h airflow, ensuring:
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Uniform air circulation
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Even temperature balance throughout the cabin
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Quicker temperature drop
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Elimination of hot spots
The result is faster comfort recovery and improved rest quality for drivers.
Standard Rooftop Fit — Easy Installation
Designed for practicality, the D26 supports a standard 350 × 345 mm rooftop opening, allowing seamless integration into most heavy-duty trucks.
Vehicle-specific installation accessories are available to ensure:
✔ Secure fit
✔ Simplified installation
✔ Reduced modification time
✔ Professional factory-level appearance
👉 Request Installation Details
Reliable Performance in Extreme Climates
With a wide operating temperature range of 16°C–55°C, the D26 maintains stable performance across diverse environmental conditions.
From scorching highways to demanding summer logistics routes, it is built to handle extreme heat with confidence.
Five Intelligent Operating Modes
Smart & Flexible Control
The D26 supports five intelligent running modes, allowing drivers to adjust performance based on comfort needs and power conditions.
Control options include:
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📱 Mobile APP control
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📡 Remote controller operation
Smart management enhances convenience, flexibility, and energy optimization.
Why Choose Colku D26?
✔ 24V DC system optimized for heavy-duty trucks
✔ Ultra-efficient COP 3.6
✔ Twin-rotor compressor technology
✔ Dual brushless fans + dual condenser system
✔ 450 m³/h powerful airflow
✔ Electric 3D air distribution
✔ Five intelligent operating modes
✔ Wide 16–55°C working range
✔ Easy rooftop installation
The Colku D26 redefines truck parking air conditioning with smarter airflow, stronger efficiency, and more reliable cooling performance — purpose-built for professional long-haul drivers.