CDF Series Circular In-Line Duct Fan - Circular & Cabinet In-Line Duct Fans Model CDF12-35E / CDF16-45E / CDF31-66E / CDF16-45A / CDF20-66A / CDF25-80A / CDF31-90A
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Official Technical Catalogue

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Circular & Cabinet In-Line Duct Fans

CDF Series Circular In-Line Duct Fan

MODEL SERIES: CDF12-35E / CDF16-45E / CDF31-66E / CDF16-45A / CDF20-66A / CDF25-80A / CDF31-90A

The CDF Series circular in-line duct fan combines external rotor motor technology with backward-curved centrifugal impellers in a compact round metal casing. Engineered for high static pressure duct booster systems.

Technical Specifications

Duct Diameter 100mm - 315mm (4" - 12")
Air Volume 250 - 2,100 m³/h
Static Pressure 280 - 750 Pa
Motor Type External Rotor Motor (IP44 / Class B/F)
Casing Material Epoxy Powder-Coated Pressed Galvanized Steel
Speed Control 100% Voltage Controllable

Engineering Highlights

  • Compact in-line circular configuration allowing direct mounting in straight duct runs
  • High static pressure capability overcoming extensive flex-duct runs and carbon filters
  • Maintenance-free sealed ball bearings rated for 40,000+ continuous hours
  • Airtight casing design preventing duct air leakage

Recommended Applications

  • Apartment, Hotel & Office HVAC Boosters
  • Bathroom, Restroom & Kitchen Exhaust Systems
  • Hydroponic & Indoor Grow Room Carbon Filtration
  • Cleanroom & Laboratory Air Transfer
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