• 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.

    P-Plate Liquid Chiller

    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
  • 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.

    Technical Data-Alphacooler
  • 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

  • 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!

    Micro DC Aircon

    Micro DC Aircon

    Ultra Compact & Light Weight

    Plate Liquid Chiller

    Plate Liquid Chiller

    Frame and Plate Evaporator

    Coaxial Type Liquid Chiller

    Coaxial Liquid Chiller

    St. St. Coaxial Evaporator

    Stainless Steel Liquid Chiller

    St. St. liquid Chiller

    Stainless St. Coil Evaporator

    Copper Coil Liquid Chiller

    Copper Liquid Chiller

    Copper Steel Coil Evaporator

    DC Condensing Unit

    DC Condensing Unit

    Ultra Small Direct Cooling