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AMA Tech’s ECO Fan – Exhaust Fan, a 54-inch negative pressure exhaust fan, which is specially designed to expel indoor hot air. Equipped with a patented permanent magnet synchronous motor (PMSM), this core technology of DC brushless motor performs ultra-high energy-efficiency over 90% achieving excellent energy-saving effect. Its operation costs low energy consumption at low electricity expenses and much longer product lifetime exceeding industry standard. IP57 waterproof and dustproof advantages help to apply in various indoor and outdoor environmental conditions. Ultra-quiet operation sound (less than 60 decibels), reducing the pressure of usage and environmental noise. Exhaust fan is commonly applied to indoor ventilation improving indoor air quality. Tremendous output of expelled hot air through exhaust fan helps to greatly lower indoor temperature. It is suitable for all places and large spaces that need to discharge heat inside the building, such as logistics centers, factories.


