KRN Heat Exchanger and Refrigeration is a specialist manufacturer and exporter of precision-engineered heat exchangers and components for the Heating, Ventilation, Air Conditioning, and Refrigeration (HVAC&R) industry. The company provides customized solutions, including aluminium and copper fin heat exchangers, water coils, condensers, and evaporator coils. It was founded in 2017 and is headquartered in Neemrana, Rajasthan, India.