Application‑based Air‑Water Heat Pump segmentation separates residential, commercial, and industrial end‑uses. The residential segment, driven by retro‑fit programs and new‑build mandates, holds the largest share—approximately 55 % of installed capacity—and is characterized by unit sizes between 6 kW and 12 kW, which align with single‑family dwellings and low‑rise apartments. Commercial applications, encompassing office buildings, hotels, and schools, contribute about 35 % of the market; they typically require multi‑unit configurations ranging from 15 kW to 100 kW and benefit from higher‑efficiency inverter models to meet variable occupancy loads. Industrial usage, though limited to process heating and large‑scale district heating schemes, accounts for the remaining 10 % of installations but yields a disproportionate share of revenue because of bespoke engineering, larger capacity units (≥150 kW), and extended service contracts. This market taxonomy demonstrates that while residential demand drives volume, commercial and industrial sectors underpin higher‑margin growth within the Air‑Water Heat Pump market.