Why EC Plug Fans Are a Smarter Alternative to Belt-Driven Forward Curved Fans in AHU Systems | Belmont Fan As HVAC system efficiency requirements continue to rise, facility managers and OEMs are rethinking their equipment choices—starting with the fan system inside the air handling unit (AHU). One of the biggest opportunities for energy savings and system optimization lies in replacing traditional belt-driven forward curved fans with modern EC plug fans. At Belmont Fan, we specialize in EC plug centrifugal fans, helping HVAC manufacturers and integrators worldwide move toward a quieter, more compact, and far more energy-efficient future.

The Belmont BEF310-630 EC Centrifugal Fan is a high-performance fan designed for Air Handling Units (AHUs), featuring advanced Electronically Commutated (EC) motor technology for energy efficiency and optimal airflow control. Compared to traditional fans, EC Plug Fans adjust their speed based on demand, significantly reducing energy consumption while maintaining consistent performance. This article explores the key benefits of EC Plug Fans, including energy savings, low noise, precise control, and extended lifespan, and explains how the BEF310-630 EC fan can enhance the performance of your HVAC system and lower operational costs. To learn more, visit the Belmont BEF310-630 EC Centrifugal Fan product page.