Helios Radial In-line Fan, 1-PH RR 100 A

Radial in-line duct fan for direct installation in duct systems. For conveying medium and small air volumes against high resistances. Housing made of galvanized sheet steel with round spigots matched to standard ducts. Radial impeller with backward curved blades made of plastic. Pressed directly onto the motor and dynamically balanced as a unit. Low noise, high efficiency. Single-phase AC external rotor motor, enclosed design, maintenance-free, speed controllable by voltage reduction, integrated thermal contacts, sealed, low-noise ball bearings with long-term lubrication.