Key Features:
Airfoil-Style Centrifugal Wheel
Engineered with a backward-curved, dynamically balanced impeller (constructed from robust aluminum), offering powerful airflow and excellent pressure resistance. This is typical of CSI series fans, which can support airflow up to 7,600 CFM. pennbarry.com“S” Motor Configuration
The “S” variant features a high-output motor setup—optimized for greater airflow and pressure performance than the standard model. Perfect for installations with longer duct runs or multiple bends.Tough Inline Design
Encased in tubular housing, the fan fits seamlessly within ductwork, conserving space and simplifying installation.Long-Life Motor Specs
Includes ball-bearing systems and thermal overload protection, designed for durability. CSI fans are rated for an operational lifespan of approximately 40,000 hours.Flexible Mounting
Usable in any orientation—inline, wall, or ceiling—with sturdy mounting brackets for installation flexibility.Customizable Variants
Available options include:E – Energy-efficient motors
Q – Noise-reduced design
P – Built-in speed control
Un – Speed control with thermostat and external sensor integration
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