

RIGID HVAC CO., LTD
Minicool™ Series
Precision Cooling. Anywhere. Anytime.
Compact. Silent. Powerful — Engineered for high-performance lab and medical applications.
MiniCool™ — Portable Precision Liquid Chiller
Compact Cooling. Precision Performance. Built for Demanding Applications.
The RIGID MiniCool™ Series delivers high-performance liquid cooling in a compact, quiet, and energy-efficient design — ideal for laboratories, medical devices, and precision industrial systems.
- Cooling Capacity: 450W – 1kW+
- Temperature Range: 0°C to -40°C
- Precision Control: ±0.1°C Stability
- Refrigerant: R134a / R290 / R1234yf
- Power Supply: AC (120V~240V) / DC
- System Type: Closed-loop liquid cooling
Built for High-Precision Industries:
- Laser Systems
- Electronics Cooling
- Medical & Diagnostic Equipment
- Laboratory & Analytical Instruments
- Semiconductor Testing Equipment
MiniCool™ Series
Key Features
The Variable Speed Miniature BLDC Compressor Provides Unique Advantages for Your Applications
Compact, Space-Saving
Engineered with a highly compact footprint, MiniCool™ easily integrates into laboratory benches, medical devices, and confined industrial systems, enabling flexible installation without compromising cooling performance or system layout efficiency.
High-Precision Temperature Control
MiniCool™ delivers exceptional temperature stability up to ±0.1°C, ensuring consistent thermal performance for sensitive applications such as laboratory analysis, medical diagnostics, and precision laser systems where accuracy is critical.
Ultra-Quiet Operation
Designed for noise-sensitive environments, MiniCool™ operates at low sound levels, making it ideal for laboratories, clinical settings, and indoor installations where minimizing acoustic disturbance is essential for both users and equipment.
AC/DC Power Compatibility
Supporting both AC and DC power inputs, MiniCool™ adapts to a wide range of applications, including mobile, off-grid, and energy-efficient systems, offering unmatched flexibility compared to traditional cooling solutions limited to AC-only operation.
AlphaCooler Models
In today's fast-paced industries, engineers face one of the biggest challenges in thermal management - designing compact and efficient cooling systems for mobile and personal use. Conventional scroll compressors are simply too large and cumbersome for small devices and personal applications, leading to inefficiencies and design limitations.
In the world of compact and mobile refrigeration, there is a lack of standardized solutions and industry qualifications, making the design process reliant on knowledge and experience. Choosing the right cooling technology, supplier, and product requires expertise in these specialized fields. That's where RIGID Technology comes in.
With nearly 10 years of experience in miniature refrigeration systems, RIGID Technology has built an extensive knowledge base in compact and portable thermal management. This expertise allows us to deliver highly efficient, reliable, and tailored cooling solutions to meet the unique needs of our customers.

Specification
Alphacooler Documents Download PDF
Application
RIGID Alphacooler is the smallest, lightest, and most energy-efficient solution of its kind. Designed to enhance personal performance in hot environments or while wearing protective gear, it is ideal for industries such as racing, motorsports, athletics, medical (hospitals and treatments), military, firefighting, outdoor work, first responders, and any other profession or activity in extreme heat.
- Laser Cooling: Used in cooling systems for laser equipment, ensuring stable operation and precision.
- Recycling Liquid Cooling: Used in systems that require liquid cooling for recycling or other processes.
- Electronics Cooling: Provides compact, efficient cooling for electronics and battery-powered devices.
- Electric Vehicles: Can be used to cool electric vehicle batteries or components, enhancing performance and lifespan.
- Personal Cooling: Ideal for individuals working in extreme heat, racing drivers, athletes, military personnel, and outdoor workers.
- Laboratory Equipment: Provides effective cooling for sensitive laboratory instruments, ensuring their performance and accuracy.
- Medical & Aesthetic: Employed in medical devices, aesthetic procedures, and cooling therapies to provide comfort and maintain optimal temperatures.
- Small Mobile Thermal Cooling Systems: Perfect for portable thermal management systems in mobile setups, including vehicles and portable devices.
Contact Us
Tailored Cooling Solutions for Every Need
At RIGID Technology, we specialize in providing customized cooling solutions for industries like racing, medicine, military, and laboratories. We don’t just offer off-the-shelf products; we tailor each solution to meet your specific requirements for optimal performance.
Have a unique cooling challenge? Whether you need standard Alphacoolers or fully customized designs, RIGID accepts OEM orders and works closely with you to create the perfect system. Our expert R&D teams are ready to bring your vision to life.
Why Choose RIGID?
We control the entire process - from concept to delivery, thanks to our in-house R&D department and manufacturing facilities. If you don’t see what you need in our product lineup, we’ll collaborate with you to develop a solution tailored to your application.
We’ve successfully created systems for industries like medical devices, life sciences, electronics, laser cooling, and electric vehicles. Let us design a miniature cooling system to suit your unique needs.
For a free evaluation of your application, contact us at info@rigidhvac.com, and we’ll respond within 12 hours.
Alphacooler Video
COMPACT, PORTABLE, AND RUGGED WATER COOLER DESIGNED FOR CORE COOLING.
FAQ
Alphacooler FAQs
1. What is the Alphacooler?
2. Where can I buy the race car cooler - Alphacooler?
3. Where can I buy the race car cooling suit?4. What gives the AlphaCooler so much power for its size?
5. What kind of liquid or coolant Formula I should use?
6. How cold can the AlphaCooler make a person while in operation?
7. How long does the AlphaCooler operate before needing to be refilled?
8. What are the dimensions and weight of the AlphaCooler?
9. How are the AlphaCooler' driver cooling suits designed?
10. How can I control the temperature of my Alpha Cooler?
11. Can the AlpaCooler cool more than one person at a time?
12. What are the power requirements to power a AlphaCooler?
13. How to keep cool in your race car with Alphacooler?
14. What is the cooling capacity of the Alphacooler?
15. What voltage options are available?
16. What refrigerant is used in the Alphacooler?
17. How quiet is the Alphacooler during operation?
18. What temperature range does the Alphacooler offer?
19. What are the benefits of the BLDC compressor in the Alphacooler?
20. Can the Alphacooler be used for personal cooling?
21. How easy is it to install the Alphacooler?
22. What is the weight of the Alphacooler?
23. What accessories are available for the Alphacooler?
24. What applications is the Alphacooler suitable for?
25. Does the Alphacooler require maintenance?
26. How does the Alphacooler help reduce fuel expenses?
27. Why Choose Alphacooler?
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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