Tan Delta Systems PLC develops and supplies oil condition monitoring equipment for various global markets, focusing on sectors such as power generation, mining, marine, agriculture, and transportation. The company enables operators of rotating equipment, including trucks, ships, generators, and wind turbines, to enhance operational efficiency by reducing oil consumption, maintenance costs, and downtime. Tan Delta's business model revolves around selling its monitoring technology, which supports predictive maintenance and real-time condition monitoring, thereby addressing the specific needs of its diverse customer base.