Sunster
Sunster RV Roof Air Conditioner 12V/24V Efficient Cooling DDK-KTD1
Sunster RV Roof Air Conditioner 12V/24V Efficient Cooling DDK-KTD1
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❄️ Powerful Cooling, Fast Temperature Drop
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Cooling Capacity: 1800W (12V) / 2600W (24V)
Instantly removes heat from your vehicle—feel over 10°C cooler in minutes. -
Internal Airflow: 400 m³/h (235 CFM)
4 air outlets ensure fast, even cooling throughout the cabin. -
External Airflow: 2000 m³/h
Enhanced heat exchange improves cooling efficiency by up to 30%. -
Cooling Coverage: Suitable for spaces up to 3 m³
Perfect for compact RVs, small truck cabs, SUVs, and campers.


🎛️ Smart Modes & Energy Efficiency
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4 Operating Modes:
Powerful Mode / ECO Mode / Sleep Mode / Fan-Only Mode -
Electronic Fan Power: Only 100W
Energy-saving and reduces battery load. -
Adjustable Power Range:
12V: 300–700W
24V: 400–1200W
Automatically adjusts output to avoid unnecessary energy waste. -
Energy-Saving Technology:
Designed to maximize comfort while minimizing power consumption.

🔋 Battery-Friendly & Long Runtime
- Works with 100Ah+ batteries, ideal for long-distance RV and truck travel.
Battery & Generator Requirements:
- 12V Version: Minimum 100Ah single battery + 60A generator
- 24V Version: Minimum 100Ah single battery + 50A generator
Low power consumption ensures extended runtime without overloading your vehicle’s electrical system.

🛡️ Reliable, Durable & Safe
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DC Variable Frequency Compressor (Scroll Type):
Efficient, powerful, quiet, and built to handle rough road conditions. -
Overcurrent Protection:
Prevents circuit overload and protects both the unit and your vehicle. -
High-Strength Base Plate + ABS Shell:
Durable construction, resistant to vibration, impact, and extreme temperatures. -
Noise Level: 60–70 dB
Comparable to normal conversation—cool in comfort without disturbing sleep or work
📏 Easy Installation & Compact Design
- Minimum Roof Opening: 20 × 40 cm
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Maximum Roof Opening: 35 × 50 cm
Fits most standard sunroof openings. -
Compact Design with High Air Volume
Optimized structure ensures efficient airflow and excellent circulation.

🧊 Eco-Friendly Refrigerant
- Compatible with R1234yf / R134a
- Environmentally friendly and compliant with international standards
- Zero damage to the ozone layer
🎁 Complete Installation Kit – Ready to Use
Package includes:
- Main unit ×1
- Remote control ×1
- Wired control panel ×1
- Installation accessory kit ×1
- Detailed installation guide
Easy to install—even beginners can complete setup smoothly.


⚠️ Important Notes
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Refrigerant is NOT included.
The unit does not contain refrigerant.
Please add 450g of R1234yf or R134a before use. -
Refrigeration Oil:
Type: POE68 (included). -
Vacuum Before Charging:
Vacuum the system for 10 minutes before adding refrigerant until the low-pressure gauge shows a negative value.

✅ Why Choose This Rooftop AC?
- Powerful cooling + high airflow = Fast temperature drop
- Multiple smart modes + quiet operation = Comfort meets efficiency
- Full protection + eco refrigerant = Safe and durable
- Easy installation + complete kit = Ready to use
Stay cool on the road—whether you’re driving a truck, RV, camper, or SUV.

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We're very impressed! The product quality is excellent, and the shipping speed was incredibly fast. We're extremely satisfied with our purchase so far. Having a reliable A/C unit during this intense heat is an absolute lifesaver!
Having an RV A/C during the hot season is absolutely fantastic!
Sunster's product is truly excellent – the quality is top-notch, and the delivery was incredibly fast. I love it!
The product has been installed for two weeks, and I have also started my journey. So far, the overall effect has been excellent. Sunster not only performs well in diesel heaters, but also in air conditioners. It is indeed a good brand with good quality. I highly recommend it!