The second dimension of Pressure Transmitter with Digital Display segmentation is application, where market share is allocated across five core process sectors. In the Oil & Gas segment, high‑pressure, corrosive environments demand transmitters with robust housing and explosion‑proof ratings, accounting for roughly 35 % of total revenue and driving the largest absolute volume. Chemical & Petrochemical plants require chemically‑resistant materials and wide temperature tolerances, contributing about 25 % of the market, especially in batch reactors and distillation columns. Power Generation facilities, encompassing steam turbines and boiler feedwater systems, rely on precise pressure control for efficiency, representing an estimated 20 % share. The Water & Wastewater sector, focused on municipal treatment and desalination, values low‑maintenance designs, which translate to a 10 % market portion. Finally, the Food & Beverage industry, with stringent hygiene standards, adopts sanitary‑grade transmitters, comprising the remaining 10 % of sales. These application‑specific allocations are reflected in the accompanying pie‑chart, illustrating how each vertical underpins overall market size.