Air Cooled Chillers

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Air-cooled chillers play a crucial role in maintaining optimal temperatures for various industrial and commercial applications. These systems efficiently remove heat from processes, ensuring smooth operations and comfort. In this article, we delve into the world of air-cooled chillers, exploring their working principles, advantages, and applications.

What Is an Air-Cooled Chiller?

An air-cooled chiller is a refrigeration system that uses ambient air to dissipate heat from the refrigerant. Unlike water-cooled chillers, which rely on water as the heat exchange medium, air-cooled chillers utilize fans to transfer heat directly to the surrounding air. Let’s explore how these systems work and their key features.

Check out an article on ensuring optimal chiller performance with the correct maintenance here.

How Does an Air-Cooled Chiller Work?

  1. Refrigeration Cycle:
    • An air-cooled chiller operates on the same basic refrigeration cycle as other chillers.
    • The cycle includes four main components: the evaporator, compressor, condenser, and expansion valve.
    • Refrigerant absorbs heat from the process (evaporator), compresses it (compressor), releases heat (condenser), and expands (expansion valve) to repeat the cycle.
  2. Air-Cooled Condenser:
    • The heart of an air-cooled chiller is the condenser.
    • It consists of coils and fins through which the refrigerant flows.
    • Fans blow ambient air over the condenser coils, transferring heat from the refrigerant to the air.
    • The heated air is then expelled into the atmosphere.
  3. Advantages of Air-Cooled Chillers:
    • Ease of Installation: Air-cooled chillers do not require a water supply, cooling tower, or pumps, simplifying installation.
    • Lower Water Consumption: Unlike water-cooled systems, they consume less water.
    • Environmental Impact: Air-cooled chillers have a smaller environmental footprint due to reduced water usage.
    • Flexibility: They can be placed outdoors or on rooftops, saving indoor space.
  4. Considerations:
    • Energy Efficiency: Air-cooled chillers are less efficient than water-cooled ones, especially in hot climates.
    • Operating Costs: While installation costs are lower, operating costs (electricity for fans) can be higher.
    • Maintenance: Regular cleaning of condenser coils is essential for optimal performance.

Check out our Chiller range here.

Applications of Air-Cooled Chillers

  1. Commercial Buildings:
    • Air-cooled chillers provide cooling for offices, hotels, shopping malls, and hospitals.
    • Their compact design suits limited spaces.
  2. Industrial Processes:
    • Industries use air-cooled chillers for process cooling in manufacturing, food processing, and pharmaceuticals.
    • They maintain stable temperatures for machinery and products.
  3. Data Centers:
    • Air-cooled chillers cool data centers, ensuring reliable operation of servers and equipment.
  4. HVAC Systems:
    • Air-cooled chillers serve as central cooling units for large buildings.
    • They provide chilled water for air conditioning.
  5. Injection Moulding Machines:
    • Air-cooled chillers cool down heavy heat production in the injection moulding process.

Check out one of our featured projects for a heavy-duty chiller supplied to a mine site in India for ABB.


Air-cooled chillers strike a balance between efficiency, ease of installation, and environmental impact. As technology advances, these systems continue to evolve, contributing to sustainable growth across industries. At Heuch Cooling Solutions, we specialize in custom climate control solutions, empowering businesses and communities to thrive while minimizing their ecological footprint.

As a reliable and innovative supplier servicing Australia, we always aim to optimise your business operations. Contact us at +61 3 9793 6088 or visit our physical location in Australia to discover our wide range of offerings. Remember, at Heuch, your commercial cooling needs are our top priority.

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Frequently Asked Questions for Industrial Water Chiller Suppliers in Australia
Does Heuch provide custom-made air cooled chillers?

Yes, along with standard models, Heuch also designs custom-built industrial air cooled chiller systems, tailored to match the exact specifications of your application.

Who are the leading industrial water chiller suppliers in Australia?

Heuch is one of the leading industrial air cooled chiller suppliers in Australia, known for providing efficient, reliable, and sustainable solutions for various industries.

What is unique about Heuch's industrial water chiller solutions?

Heuch’s industrial air cooled chiller solutions employ advanced technology and innovative designs, including a solar-powered milk vat for customers lacking a stable electricity connection. Their focus on sustainability stands out in their offerings.

What industries does Heuch serve in Australia?

Heuch serves a broad spectrum of industries, including agriculture, food processing, defence, mining, pharmaceutical, and many others, with their effective industrial water chiller solutions in Australia.

How do I contact Heuch for their water chiller solutions?

In need of an industrial solution for your business? You can contact Heuch at 03 9793 6088 or visit their physical location in Australia for their world-class industrial water chiller solutions. At Heuch, your industrial cooling needs are a top priority.