Mini Water Chiller - The World's Smallest Cooling System

Large Liquid Chiller 850W
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Product Background
Building on the success of our mini liquid chiller, RIGID has expanded its product line to include the Large Liquid Chiller. These modules cater to customers seeking RIGID's expertise in miniature refrigeration systems while allowing them the flexibility to utilize their control systems and coolant loops. The LCM series offers a compact and lightweight "core" refrigeration solution, enabling end-users to integrate the module into their existing systems seamlessly.

Large Power Chiller 850W is a powerful, compact chiller designed for high-performance cooling. Part of the advanced XB075Z series, this chiller delivers efficient cooling down to -20°C, making it perfect for industries requiring precise temperature control. Whether you're in the medical field, electronics, or laboratory settings, this chiller is engineered to seamlessly integrate into your systems with minimal effort.
Liquid Chiller XB075Z-12
Power: 12V
Refrigerant: R134a
Weight: 2.5 kgs / 5.5lbs
Capacity: 850W (2,898Btu)
Rated Current: 8.5A (Max 28A)
Adopts Brushless DC Compressor
Compact in size, yet large in power density
Size: 420 x 310 x 240 mm / 16.5 x 12.2 x 9.5 inch
Cooling Temperature Range: ± 20℃ (-4 ~ 68 ℉)
Comes with 2,000 ~ 6,500rpm variable speeds drive board
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Liquid Chiller XB075Z-24
Power: 24V
Refrigerant: R134a
Weight: 2.5 kgs / 5.5lbs
Capacity: 850W (2,898Btu)
Rated Current: 5.0A (Max 14A)
Adopts Brushless DC Compressor
Compact in size, yet large in power density
Size: 420 x 310 x 240 mm / 16.5 x 12.2 x 9.5 inch
Cooling Temperature Range: ± 20℃ (-4 ~ 68 ℉)
Comes with 2,000 ~ 6,500rpm variable speeds drive board
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Power Liquid Chiller Drawing
Large Liquid Chiller Features

The Power Liquid Chiller Modules (LCM series) are designed as compact, hermetically sealed refrigeration systems. Each LCM includes:
DC Compressor: Provides efficient cooling.
PCB Drive Board: Manages the system’s operations.
Condenser and Fan: Ensures effective heat dissipation.
Capillary or Expansion Valve: Regulates refrigerant flow.
Plate Evaporator: Facilitate heat exchange with user’s coolant loop.
The system is fully charged with refrigerant options R-134a or R290 and is thermally insulated. Mounted on a baseplate, the LCM series is ready to be directly integrated into the end application. Users simply connect their own coolant loop to the plate evaporator, allowing for customized cooling solutions tailored to specific requirements.

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Chemotherapy for Cancer Patients
Cooling Approach: Liquid Cooling
Demand: Cancer patients undergoing chemotherapy often fear the loss of hair, which affects their privacy. Cooler Heads and RIGID collaborate to address this concern by providing a portable, patient-administered scalp cooling solution. RIGID’s large liquid chiller offers efficient and reliable cooling, empowering patients to preserve their hair and regain control over their treatment journey, fostering dignity and resilience.
Recommended products: XB075Z-12

Case Study

Diode Laser Hair Removal Device
Cooling Approach: Liquid Chiller (Distilled Water + Glycol)
Demand: A leading Korean beauty and medical company, seeks RIGID’s expertise for a custom Compact Liquid Chiller to optimize their cutting-edge medical laser machine. This Korean company is globally recognized for innovative technology and commitment to satisfying customer needs. The collaboration with RIGID aims to seamlessly integrate advanced cooling technology into their medical equipment, enhancing precision, and efficiency.
Recommended products: XB075Z-24

Case Study
Large Power Chiller
The Large Power Chiller from RIGID is an advanced cooling solution designed to deliver high performance in a compact form factor. As an extension of RIGID's renowned mini liquid chiller line, this product caters to customers needing robust cooling capabilities while maintaining flexibility in system integration. The chiller is ideal for industries such as medical devices, laser systems, electronics, lithium battery management, and laboratory equipment, where precise temperature control is crucial.

The Large Power Chiller features a hermetically sealed system that includes a miniature variable speed compressor, PCB drive board, condenser, fan, capillary or expansion valve, and a plate evaporator. These components are all efficiently arranged within a compact unit, making the system both lightweight and space-saving. The chiller is pre-charged with refrigerants R-134a or R290, providing immediate readiness for deployment. Its design allows for seamless integration into existing systems, with end-users connecting their coolant loop to the plate evaporator.

The Large Chiller cooling capacity ranges from 850 ~ 1780 watts, efficient operation with a coefficient of performance (COP) as high as 4, and the ability to achieve temperatures as low as -20°C. The system's compact size and powerful cooling capabilities make it an excellent choice for applications requiring high precision and reliability.

RIGID's Large Power Chiller combines innovative miniature vapor compressor technology with the company's extensive experience in industrial and commercial refrigeration. This product offers a versatile and efficient solution for diverse cooling needs, allowing customers to integrate it into their systems with minimal engineering effort. With a focus on providing customized and high-performance thermal solutions, RIGID continues to be a leader in the refrigeration industry.
Custom Design
Key Features
Easy to install, compact, Micro-channel condenser, Stainless Steel Evaporator and more.

Cooling-fluid Loop Chiller

Compact water chillers adopt DC compressor, condenser, evaporator; Temperature cools from -25℃ to 20℃.
Mini refrigeration Expertise

Empower core liquid-loop cooling, offering end users unparalleled adaptability for their devices and machine.
OEM Refrigeration Solutions

Ideal for laser, battery, laboratory, medical devices, electronics, ensuring reliability, and temp stability.
Powerful Thermal Solutions

Compact size, minimal weight, and provides strong cooling capacity for various liquid cooling applications.
Ideal Applications
The Large Power Chiller 850W is the perfect solution for industries that require precise temperature management and reliable cooling performance, including:
Medical Devices: Ideal for equipment that requires strict temperature control to ensure safety and efficacy.
Laser Systems: Provides stable cooling for laser systems, preventing overheating and maintaining optimal performance.
Electronics: Essential for cooling sensitive electronic components and ensuring longevity and reliability.
Lithium Battery Management: Critical for maintaining optimal battery temperatures, and enhancing safety and performance in electric vehicles and other applications.
Laboratory Equipment: Provides reliable cooling for various laboratory instruments and processes.
At RIGID HVAC, we specialize in developing custom thermal solutions that combine high cooling capacity with a compact footprint. Our extensive experience in industrial applications and successful collaborations with government and industry partners set us apart. We are committed to transforming innovative ideas into market-ready products that meet global standards.
Customer Support and Contact Information.

We value your feedback and are dedicated to providing excellent customer service. If you have any questions or need assistance, our support team is here to help. Contact us via email or through our contact form, and we'll be happy to assist you.
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XB075Z-12
12V DC
XB075Z-24
24V DC
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Contact Us

We have our own R&D department and manufacturing facilities, allowing us to oversee the entire process, from the initial concept to the final delivery of cooling products to our customers. If you can't find what you're looking for in our product range, feel free to discuss your needs with us.

In addition to standard cooling systems, RIGID offers custom solutions. We've created compact refrigeration systems for a variety of industries, including medical devices, life sciences, laboratories, electronics, lasers, lithium batteries, and electric vehicles.
We can design a miniature cooling system tailored to your specific application requirements.

To learn more, visit our Design & OEM page, or contact us for a free evaluation of your project.
FAQs
You can always depend on RIGID for Compact Thermal Solutions – we help keep your component cool. If you have questions or any inquiries, just feel free to contact us. Check out some of the most frequently asked questions (FAQ) about chiller systems below to learn more.
1. What is a large liquid chiller?
A large liquid chiller is a refrigeration system designed to remove heat from a liquid, typically used for cooling processes in various industrial applications.
2. How does a large liquid chiller work?
It operates by circulating a refrigerant through a closed loop system, absorbing heat from the liquid being cooled, and then dissipating it through a condenser.
3. What industries commonly use large liquid chillers?
Industries such as medical, laboratory, electronics, laser systems, manufacturing, food processing, and HVAC commonly use large liquid chillers.
4. What are the main components of a large liquid chiller?
Key components include a compressor, condenser, evaporator, expansion valve, and a pump for circulating the coolant.

5. What are the typical applications of large liquid chillers?
They are used for cooling medical devices, laboratory equipment, electronics, lasers, injection molding machines, and more.
6. What types of refrigerants are used in large liquid chillers?
Common refrigerants include R-134a, R410A, R407C, and R290, among others, depending on environmental and efficiency requirements.
7. What is the difference between air-cooled and water-cooled chillers?
Air-cooled chillers use air to dissipate heat, while water-cooled chillers use water for the same purpose, typically making water-cooled chillers more efficient but requiring a cooling tower.
8. What factors should be considered when selecting a large liquid chiller?
Consider cooling capacity, temperature range, energy efficiency, physical size, and compatibility with the existing system.
9. What is cooling capacity, and how is it measured?
Cooling capacity refers to the amount of heat a chiller can remove, typically measured in kilowatts (kW) or tons of refrigeration (RT).
10. How is the efficiency of a large liquid chiller measured?
Efficiency is often measured by the coefficient of performance (COP) or the energy efficiency ratio (EER).
11. Can large liquid chillers be customized?
Yes, RIGID offers custom designs to meet your specific application requirements.
12. How do I maintain a large liquid chiller?
Regular maintenance includes checking refrigerant levels, inspecting components for wear, cleaning the condenser and evaporator coils, and ensuring proper fluid flow.
13. What are the common issues with large liquid chillers?
Common issues include refrigerant leaks, compressor failures, inadequate cooling, and electrical problems.
14. How do I troubleshoot a large liquid chiller that is not cooling properly?
Check for proper refrigerant levels, ensure adequate airflow or water flow, inspect the condenser and evaporator for cleanliness, and verify the operation of the expansion valve and compressor.
15. What is the typical lifespan of a large liquid chiller?
With proper maintenance, large liquid chillers can last between 15 to 25 years.
16. Can large liquid chillers operate in extreme environments?
Yes, with the appropriate design and materials, chillers can operate in harsh environments, including extreme temperatures and corrosive conditions. RIGID tropical compressor cooling systems can stand 55℃ degree ambient temperature.
17. How do I determine the right size of a chiller for my application?
Calculate the heat load of your process and consult with our engineer to select a chiller with the appropriate capacity. Get a custom design!
18. What are the safety considerations when operating a large liquid chiller?
Safety considerations include proper installation, regular maintenance, adherence to electrical and refrigeration safety standards, and proper handling of refrigerants.
19. Are large liquid chillers energy-efficient?
Modern large liquid chillers are designed to be energy-efficient, often featuring variable speed compressors and advanced control systems to optimize performance.
20. How can I reduce the energy consumption of a large liquid chiller?
Regular maintenance, proper sizing, using variable speed drives, and optimizing system controls can help reduce 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!

Micro DC Aircon
Ultra Compact & Light Weight
Plate Liquid Chiller
Frame and Plate Evaporator
Coaxial Liquid Chiller
St. St. Coaxial Evaporator
St. St. liquid Chiller
Stainless St. Coil Evaporator
Copper Liquid Chiller
Copper Steel Coil Evaporator
DC Condensing Unit
Ultra Small Direct Cooling