RACA Journal I June 2026 www. refrigerationandaircon. co. za 33
FEATURE SERIES
For HVAC & R professionals, this signals a future in which energy sourcing becomes more flexible and decentralised. Access to renewable energy for HVAC systems may no longer depend solely on formal grid arrangements, but on a range of hybrid models combining physical infrastructure with financial innovation.
The question of localisation added another layer of complexity. While there is strong policy support for developing local manufacturing capacity – particularly under initiatives such as the South African Renewable Energy Master Plan – the economics remain challenging. Competing with global manufacturing hubs like China on price alone is unrealistic, and the panel called for a recognition that localisation carries an inherent cost.
This has implications for HVAC & R supply chains. As energy systems become more integrated, the boundary between electrical and mechanical infrastructure is blurring. Locally manufactured components – whether electrical panels, control systems or even HVAC equipment – may become increasingly important, particularly if policy incentives or procurement frameworks favour domestic production. However, this will require careful balancing of cost, quality and industrial development objectives.
Finally, the panel returned to a broader, more forwardlooking perspective. Despite the challenges – grid constraints,
regulatory complexity, financial barriers – the overall outlook was unmistakably optimistic. Solar adoption continues to grow even in the absence of load shedding, driven by decarbonisation pressures and rising electricity prices. Storage costs are expected to decline further, unlocking additional capacity and flexibility. New programmes, including independent transmission initiatives, aim to bring private capital and execution speed into grid expansion.
For the HVAC & R sector, the message is that the industry is no longer operating at the periphery of the energy conversation – it is moving toward the centre. Cooling and refrigeration systems are not just consumers of energy; they are becoming active participants in how energy is generated, stored and managed.
The opportunity, therefore, is not simply to improve efficiency within existing paradigms, but to rethink the role of HVAC & R in a decentralised, digital and decarbonised energy system. Those who can integrate mechanical expertise with energy strategy – aligning system design with generation profiles, storage capabilities and market signals – will be best positioned to lead in this new landscape.
In South Africa’ s evolving energy economy, HVAC & R is no longer just about temperature control. It is about energy intelligence.
Energy artificial efficiency intelligence
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Indoor and outdoor units of an Airedale by Modine dual coil system, delivering efficiency through integrated DX and chilled water operation for a leading South African telecommunications provider.
RACA Journal I June 2026 www. refrigerationandaircon. co. za 33