Global and U.S. Passive Radiative Cooling Panels Market Report, Published by QY Research.

Passive Radiative Cooling Panels are engineered surfaces that dissipate heat by radiating thermal energy through the atmospheric transparency window (8-13 μm) into outer space, enabling sub-ambient cooling without electricity. Using nanophotonic coatings, multilayer dielectric films, or polymer composites, these panels selectively emit infrared radiation while reflecting incoming solar energy. This makes them highly valuable for building envelopes, cold-chain logistics, and electronic device cooling.

https://www.qyresearch.com/reports/4946872/passive-radiative-cooling-panels

The global Passive Radiative Cooling Panels market reached USD 485 million in 2024, with a CAGR of 18.3% through 2030, driven by net-zero energy building initiatives, rising HVAC costs, and demand for sustainable cooling solutions in hot climates.

Key developers

SkyCool Systems (USA)

Spacecool (Japan)

i2Cool (Hong Kong)

ChillSkyn (USA)

Radi-Cool (Japan)

SVG Optoelectronics (China)

3M Company (USA)

Azure Era (China)

SRI International (USA)

Advanced Cooling Technologies (USA)

AssetCool (UK)

LuxWall (USA)

Upstream supply involves nanostructured polymer films, dielectric oxides, vacuum-deposited thin films, and large-scale coating processes, which require precision nanofabrication equipment and access to high-purity raw materials. Suppliers of barium titanate, silica, and aluminum oxide powders play a crucial role in ensuring optical selectivity. On the processing side, advances in roll-to-roll sputtering, extrusion coating, and atomic layer deposition (ALD) are making it possible to scale production beyond laboratory prototypes. This supply chain is still emerging, with most capacity clustered in East Asia and the U.S., where semiconductor-grade thin film fabrication technologies can be leveraged.

Downstream applications are expanding beyond commercial rooftops and solar farm integration into cold-chain logistics, vaccine transport boxes, refrigerated shipping containers, agricultural greenhouses, and electronic housings for data centers and EV batteries. In agriculture, panels are being tested for passive cooling of storage silos and irrigation water tanks, while in electronics, they offer compact thermal management solutions without fans or compressors. Early pilot projects in hospitals and supermarkets have demonstrated 20-30% energy savings, underscoring the potential for large-scale adoption in sectors where continuous cooling is critical.

Core enabling technologies include spectrally selective emitters engineered at the nanoscale, scalable roll-to-roll nanofabrication, and hybrid integration with solar PV modules, enabling dual functions of power generation and passive cooling. Future developments will emphasize AI-driven building energy optimization platforms that synchronize passive panels with HVAC systems, ultra-durable hydrophobic and self-cleaning outdoor coatings that withstand dust and UV exposure, and adaptive radiative panels with switchable emissivity to adjust cooling performance under varying humidity, cloud cover, or nighttime conditions. Research is also moving toward multi-functional composites that combine radiative cooling with thermal insulation, paving the way for next-generation smart building materials.

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