If your facility still runs belt-driven AC fans inside its AHUs, you're paying a hidden cost on every unit of conditioned air you produce. HVAC systems account for a large share of a hospital or pharma facility's total electricity bill. And in both settings, AHU can't just be switched off during quiet hours the way it might be in an office. It runs continuously, often at full load, for years on end. That makes the fan sitting inside it one of the most consequential - and mos