Colku KCA40 RV Rooftop Air Conditioner – Powerful Climate Control for Every Journey

Wherever the road takes you, comfort should always travel with you. The Colku KCA40 is Colku's latest 100–120V rooftop air conditioner for RVs, launched in 2025 to deliver powerful cooling, efficient heating, and reliable all-season performance for modern RV living.

Designed for everything from compact camper vans to large motorhomes, the KCA40 combines high-capacity climate control, energy efficiency, and rugged durability to create a comfortable indoor environment wherever you park.

Looking for a smaller alternative? Colku also offers the KCA25 rooftop air conditioner, featuring R32 refrigerant and a GMCC rotary compressor for efficient cooling in a more compact package.

Year-Round Comfort with Powerful Cooling and Heating

Whether you're escaping the summer heat or traveling during cooler seasons, the KCA40 keeps your RV interior comfortable all year long.

With an impressive 15,000 BTU cooling capacity and 10,200 BTU heating capacity, this rooftop air conditioner can effectively maintain comfortable temperatures in RV spaces up to 600 sq. ft.

No matter the season, you can enjoy a pleasant indoor environment while on the road.

High-Performance GMCC Rotary Compressor

At the heart of the KCA40 is a premium GMCC rotary compressor, engineered to deliver exceptional performance with improved efficiency.

Key benefits include:

• Powerful and rapid temperature control
• Reduced compressor vibration
• Lower operating noise
• Greater energy efficiency
• Long-lasting reliability

The advanced compressor design ensures quiet operation, allowing you to relax, sleep, or work comfortably inside your RV.

Intuitive Controls for Personalized Comfort

The KCA40 features a user-friendly control system that makes adjusting your indoor climate simple and convenient.

Easily customize:

• Temperature settings
• Fan speed
• Airflow direction

Whether you prefer a cool breeze during the day or gentle heating at night, the KCA40 adapts to your comfort preferences with ease.

Energy-Efficient Operation for RV Living

Designed specifically for mobile applications, the KCA40 operates with a low 15A current draw, helping maximize available onboard power.

Its efficient design allows you to run your air conditioner while still maintaining power for lighting, appliances, and other essential equipment, making it ideal for extended travel and RV adventures.

Environmentally Friendly R32 Refrigerant

The KCA40 utilizes R32 refrigerant, a modern cooling solution that offers an excellent balance of:

• Environmental sustainability
• High energy efficiency
• Safe operation
• Cost-effective performance

By using R32 refrigerant, the KCA40 delivers powerful cooling while reducing environmental impact.

Built for Outdoor Adventures

Life on the road exposes equipment to a wide variety of weather conditions. That's why the KCA40 is engineered with durability in mind.

Constructed from tough, high-quality materials and featuring an IP55 protection rating, the unit offers excellent resistance against:

• Dust and dirt
• Rain and moisture
• Outdoor wear and tear

From mountain campsites to coastal destinations, the KCA40 is built to perform reliably in demanding environments.

Reliable Performance in Extreme Temperatures

The KCA40 is designed to operate efficiently in outdoor temperatures ranging from -2°C to 55°C, ensuring dependable performance in both hot and cool climates.

Inside the RV, users can adjust the comfort temperature between 16°C and 30°C, creating the perfect environment for travel, relaxation, or overnight stays.

Why Choose the Colku KCA40?

• 15,000 BTU cooling capacity for fast and effective cooling
• 10,200 BTU heating capacity for year-round comfort
• Covers RV interiors up to 600 sq. ft.
• Premium GMCC rotary compressor for quiet and efficient operation
• Low 15A power consumption for improved energy management
• Eco-friendly R32 refrigerant for sustainable performance
• IP55-rated dustproof and waterproof protection
• Reliable operation in temperatures from -2°C to 55°C
• Simple and intuitive controls for personalized comfort

The Colku KCA40 is more than just an RV air conditioner—it's a complete climate solution designed to make every journey more comfortable, efficient, and enjoyable, no matter where your adventures lead.