

RIGID HVAC CO., LTD

Micro DC Aircon
DV3220E-AC
The World’s Smallest Battery-Driven 24V DC Air Conditioner
Battery-Driven Compact Air Conditioner for Off-Grid,
Vehicle & Equipment Cooling
The RIGID Micro DC Aircon DV3220E-AC is a highly efficient, battery-powered air conditioning unit, perfect for applications with limited space and power, such as off-grid solar systems, telecom shelters, vehicles, RVs, and equipment cooling. Offering a cooling capacity of 550W (1,876 BTU), it operates seamlessly on 24V DC, making it ideal for solar-powered environments.
The brushless DC compressor ensures quiet operation, while the use of R134a refrigerant promotes eco-friendly cooling with minimal environmental impact. Key advantages includes lightweight (5.3 kg / 12 lbs), making it easy to install in tight spaces. Its variable speed control offers precise temperature regulation from 5°C to 30°C.
The Micro DC Aircon is the ideal solution for environments requiring low noise, energy efficiency, and reliable cooling performance without the need for inverters or extra fuel.
If your power source is 24V DC for electronics, telecom, off-grid solar, vehicle, small space or equipment cooling, the DV3220E-AC is your most energy-efficient choice.We're offering a preseason sale on Micro DC Aircon DV3220E-AC.
Exclusively for repeat customers!
Micro DC Aircon DV3220E-AC Drawing
Efficient. Compact. Reliable.


Micro DC Aircon Cold Airflow Through Battery
Lithium battery air cooling

Application
The Micro DC Aircon DV3220E-AC is especially designed for environments where space, energy efficiency, and minimal infrastructure modifications are essential. It is a versatile cooling solution suitable for a wide range of applications, including:
- Motorhomes & RVs – Provides efficient cooling for mobile living spaces without the need for inverters or fuel.
- Telecom Shelters – Ensures reliable, energy-efficient cooling for telecom equipment in off-grid or remote locations.
- Off-Grid Solar Systems – Ideal for cooling in off-grid environments, reducing dependency on conventional power sources.
- Electric Vehicles (EVs) – Maintains optimal temperature for battery packs and equipment in electric vehicles.
- Camping & Outdoor Living – Perfect for providing cooling in tents, trailers, or small cabins during outdoor activities.
- Truck Cabs & Trailers – Offers easy installation in trucks and trailers, providing comfort for drivers and passengers.
- Medical Devices & Equipment – Ensures cooling for medical devices, lab equipment, or portable healthcare systems.
- Military & Tactical Cooling – Provides cooling for military equipment and personnel in rugged and remote environments.
- Personal Cooling – Offers comfort in extreme conditions for individuals working outdoors or in hot environments.
- Pet Cooling – Keeps pets cool in kennels or vehicles during travel, ensuring their comfort and safety.
- Portable Equipment Cooling – Ideal for cooling laser, sensitive electronics, and instruments in industrial or field settings.
Features
Battery-driven 24V air conditioner: High efficiency micro air conditioning for equipment enclosure.
All-DC Power
No inverter required. Maximum efficiency and lower power losses.
Battery-Driven
Operates on DC power for off-grid and mobile applications.
Compact & Lightweight
Smallest footprint in the industry for easy integration.
Eco-Friendly
Pre-charged with refrigerants for low environmental impact.
Low Noise & Vibration
Ideal for quiet spaces offices, hospitals, and mobile workstations.
Global Standards Compliance
Designed with sustainable technology to meet strict regulations.
Rugged Environmental Control for Harsh Conditions!
RIGID partners with your team to develop optimum thermal solutions in the smallest package.
The Micro DC Aircon is the world’s smallest, most efficient battery-powered air conditioner. Ideal for off-grid solar, telecom, EVs, trucks, campers, and equipment cooling. Eco-friendly, compact, and easy to install.

Efficient. Compact. Reliable.
This versatile A/C unit provides cooling and dehumidification for electronics enclosures, making it ideal for moving vehicles and field operations. The compact design allows it to mount easily to the lid of most transit cases. With performance that is 4 times more efficient, 5X lighter, and 3X smaller than thermoelectric systems, the DV3220E-AC ensures reliable operation while protecting sensitive electronics from dust and contaminants.

Online Store
Buy nowMicro DC Aircon DV3820E-AC-T R290$790.00 - $810.00
Buy nowMicro DC Aircon DV3820E-AC (R134a)$770.00 - $790.00
Buy nowMicro DC Aircon DV3830E-AC-T R290$790.00 - $810.00
Buy nowMicro DC Aircon DV3830E-AC (R134a)$770.00 - $790.00
Buy nowMicro DC Aircon DV1930E-AC (48V)$600.00 - $620.00
Buy nowMicro DC Aircon DV1920E-AC (24V)$590.00 - $650.00
Buy nowMicro DC Aircon DV1910E-AC (12V)$580.00 - $600.00Contact Us
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FAQ
24V DC Aircon DV3220E-AC for off-grid telecom cabinet cooling.
1. What is the RIGID Micro DC Aircon DV3220E-AC?
The Micro DC Aircon DV3220E-AC is a compact, battery-powered air conditioning unit designed for off-grid applications, vehicles, equipment, and other spaces where power, space, and efficiency are crucial. It runs on 12V, 24V, or 48V DC and uses environmentally friendly refrigerants like R134a, or R290.
2. What are the benefits of using the Micro DC Aircon DV3220E-AC?
- Battery-powered: No need for fuel or inverters.
- Energy-efficient: Reduces power consumption and operational costs.
- Compact: Smallest aircon unit in its class, ideal for tight spaces.
- Eco-friendly: Uses R134a refrigerant, reducing CO₂ emissions.
- Quiet operation: Low noise for comfort in offices, hospitals, and mobile applications.
3. How does the Micro DC Aircon DV3220E-AC work?
It uses a brushless DC compressor powered by 12V, 24V, or 48V DC, which cools the air within an enclosed space. The system circulates the air, removes heat, and maintains the desired temperature.
4. What is the cooling capacity of the DV3220E-AC?
The RIGID Micro DC Aircon DV3220E-AC has a cooling capacity of 550W (1,876 BTU), providing effective cooling for small spaces and off-grid applications.
5. What types of power sources are compatible with the DV3220E-AC?
The Micro DC Aircon is compatible with 24V DC power sources, making it ideal for solar-powered systems, off-grid installations, and telecom applications.
6. What is the weight and size of the DV3220E-AC?
- Weight: 5.3 kg (12 lbs)
- Dimensions: 350 × 260 × 180 mm (L × W × H)
Its compact design allows for easy integration into tight spaces.
7. Can the DV3220E-AC be used in vehicles?
Yes, the Micro DC Aircon is perfect for vehicles like motorhomes, camper vans, trucks, and trailers, providing reliable cooling without the need for inverters or additional fuel.
8. What is the airflow rate of the DV3220E-AC?
The cold air outlet of the DV3220E-AC has an airflow rate of 28.3 CFM, ensuring consistent and efficient cooling for confined spaces.
We also provide custom design according to your specifications. Please feel free to contact quinn@rigidhvac.com
9. Is the DV3220E-AC environmentally friendly?
Yes, the Micro DC Aircon uses R134a or R290 refrigerant, an environmentally friendly option that helps reduce global warming potential (GWP) compared to traditional refrigerants.
10. How noisy is the DV3220E-AC?
Operation Voice: 48dB
The Micro DC Aircon operates with minimal noise, making it suitable for quiet environments such as offices, medical spaces, homes, and workshops.
11. How do I install the DV3220E-AC?
The Micro DC Aircon is designed for easy installation. It can be mounted without drilling in vehicles or trucks, making it ideal for retrofitting cooling systems in existing setups.
12. What applications can benefit from the DV3220E-AC?
- Motorhomes & RVs
- Telecom shelters
- Medical devices
- Dogs and pet crates
- Electric vehicles (EVs)
- Battery-powered equipment cooling
- Portable cooling for pets and personal comfort
13. Can I use the DV3220E-AC with solar power?
Yes, the DV3220E-AC is solar-compatible, making it an excellent choice for off-grid solar systems. It can run directly from a solar battery system with minimal power loss.
14. Does the DV3220E-AC require maintenance?
The Micro DC Aircon requires minimal maintenance due to its brushless DC compressor and compact design. Regular cleaning of filters and ensuring proper airflow is recommended for optimal performance.
15. What refrigerants does the DV3220E-AC use?
The DV3220E-AC uses R134a or R290 refrigerant, an environmentally friendly choice that complies with global regulations on reducing harmful emissions.
16. Is the DV3220E-AC suitable for medical environments?
Yes, the Micro DC Aircon is ideal for cooling sensitive medical equipment and devices, providing consistent and reliable cooling in hospitals, labs, and portable healthcare units.
17. What is the temperature range of the DV3220E-AC?
The Micro DC Aircon can maintain cooling temperatures from 5°C to 30°C, making it versatile for various applications that require specific climate control.
18. Can I use the DV3220E-AC in an outdoor setting?
Yes, the DV3220E-AC is rugged and durable, designed to operate efficiently in outdoor environments like camping, off-grid living, and outdoor event cooling.
19. How energy-efficient is the DV3220E-AC?
The Micro DC Aircon is highly energy-efficient, consuming less power while providing superior cooling compared to traditional air conditioners. It is the most efficient aircon unit in its class.
20. What makes the DV3220E-AC stand out from other DC air conditioners?
The RIGID Micro DC Aircon DV3220E-AC stands out due to its compact size, battery-driven operation, and advanced DC technology that eliminates the need for inverters, offering the highest cooling performance with minimal energy consumption.
Standard Products and Custom Solutions
Established in 2010, RIGID is the manufacturer who's behind many popular brands in the US. RIGID's vision is to set the benchmark standard for the micro cooling industry. We are a China manufacturer and supplier of compact cooling systems, working in close cooperation with the leading United States and European manufacturers of Air-conditioning & Refrigeration.
In addition to offering standard products including Micro DC Aircon (ruggedized air conditioner modules for compact and confined space cooling), Liquid Chiller Modules (battery-driven compact refrigeration systems that our customers integrate into their applications), and DC Condensing Units (world's small direct cooling units used by customers in small freezer, medical, laser, and electronics cooling). RIGID also custom design or modify refrigeration systems for most customers' specific applications.
Let our engineering team develop the perfect cooling solution for you!

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