The type segmentation of the Electronic Volume Correctors market is principally divided into portable and fixed units. Portable correctors are engineered for temporary installations, field calibrations, and mobile measurement stations, offering flexibility but limited capacity. Their contribution to market size is modest, driven by niche projects and maintenance contracts, accounting for roughly 30 % of total revenue. Fixed correctors, conversely, are installed permanently within gas distribution networks or processing plants, featuring higher accuracy, robust communication interfaces, and integration with supervisory control systems. This segment dominates the market, representing about 70 % of sales, as utilities and large‑scale industrial operators prioritize reliability and long‑term performance. The distinction between these types directly influences capital expenditure patterns, service life cycles, and after‑sales support, shaping the overall market dynamics for Electronic Volume Correctors.