Square Inline Centrifugal Fan, Belt Driven

The BSI and DSI Square Inline Centrifugal Fan are specifically designed for duct applications handling relatively clean air, including supply, exhaust and return air systems. This fan offers high efficiency and quiet operation in a compact design that can be mounted in any position (horizontal, vertical or angular).

BSI -Sizes (wheel diameters)
10.5 to 44.5 inches (270 mm to 1,130 mm)

BSI -Performance
Airflow to 27,400 CFM (47,000 m3/hour)
Static pressure to 3.5 inches w.g. (870 Pa)

DSI -Sizes (wheel diameters)
10.5 to 18.25 inches (270 mm to 465 mm)

DSI -Performance
Airflow to 5,800 CFM (9,900 m3/hour)

Static pressure to 2 inches w.g. (500 Pa)


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