Vehicle Fire Protection System segmentation by application differentiates demand across four major vehicle classes: passenger cars, commercial trucks, buses & coaches, and construction/heavy‑equipment. Passenger cars, representing the largest global fleet, generate the highest volume of installations, contributing roughly 45% of market revenue, propelled by tightening safety regulations in Europe and North America. Commercial trucks, encompassing long‑haul and regional delivery units, account for about 30% of the market, driven by cargo‑fire risk mitigation and insurance incentives. Buses and coaches, operating in dense urban routes, comprise 15% of sales, reflecting mandatory fire suppression mandates in many jurisdictions. Construction and heavy‑equipment vehicles, including excavators and mining trucks, hold the remaining 10%, where rugged, high‑capacity systems are required to meet extreme operating conditions. This application‑focused taxonomy clarifies how each vehicle class underpins the overall market size and informs targeted product development strategies.