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Feature
SMART, GREEN AND ESSENTIAL – THE RISE OF CHILLERS
Compiled by Eamonn Ryan
Chillers are becoming the backbone of South Africa’ s cooling market, driving efficiency, sustainability and reliability across data centres, mines and commercial buildings. Smart controls, low-GWP refrigerants and AIdriven monitoring are reshaping the industry for a greener, more futureready HVAC landscape.
Supplied by Airotech
According to a Market Research Future publication
South Africa Chillers Market Industry Trends, Growth Opportunities, and Forecast 2024-2032, the South African chillers market is undergoing a period of steady expansion and technological transformation, positioning itself as a crucial player within the broader HVAC industry. This growth is being propelled by a convergence of factors including climate conditions, a diversified industrial base, rising urbanisation and the increasing demand for energy-efficient cooling solutions. As industries such as manufacturing, pharmaceuticals, food and beverage and data centres continue to scale, the need for reliable, cost-effective cooling infrastructure becomes ever more essential in the South African context.
High ambient temperatures across much of South Africa significantly drive the demand for chillers, especially in commercial and industrial settings. This climatic pressure is paired
York air-cooled modular chillers. with a growing need to comply with environmental regulations and reduce operational costs, prompting a shift towards energy-efficient solutions. In response, major global players like Carrier, Trane, York and Daikin are tailoring their product offerings to meet local requirements, incorporating smart controls and low-GWP( Global Warming Potential) refrigerants to address the twin priorities of sustainability and performance.
Levi Bands, director of Service First, a Trane distributor.
From a financial perspective, the South African chillers market was valued at R78-billion in 2023 and is expected to grow to R100- billion by 2032, registering a compound annual growth rate( CAGR) of 3.5 %. This trajectory is underpinned by rising industrial demand, urban development and the government ' s evolving industrial policies, which encourage modernisation and energy efficiency.
One of the strongest growth drivers is the push for energy-efficient technologies. Industries increasingly prioritise systems that reduce energy use and operational costs while adhering to environmental mandates. This has led to the adoption of advanced features like variable frequency drives( VFDs), high-efficiency compressors and IoT-enabled systems. Smart chillers, which allow for real-time monitoring, predictive maintenance and datadriven optimisation, are becoming increasingly prevalent.
Environmental considerations also play a central role in the market ' s evolution. Traditional refrigerants are being phased out in favour of more sustainable options like HFOs and natural refrigerants( CO₂ and ammonia), which offer lower GWP and improved ecological profiles. These innovations are not just about regulatory compliance;
Supplied by Service First
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RACA Journal I November 2025 www. refrigerationandaircon. co. za