The unique Fergas key rivet style wheel has been the choice of the world since 1979. Produced in fully automated robot lines with excellent quality control. Made in diameters from 67 mm to 224 mm in single or double inlet design with hubs for shaft assembly or adapted for press fit assembly to an external rotor motor. The KNA series can be offered in different materials such as galvanised steel and aluminium.
The single inlet Blower Wheel KNA-e is available in dia. 67 to 224 mm with either an aluminium or steel hub for a motorshatt or to fit an external rotor motor with dia 59, 72 or 92 mm diameter.
The double inlet Blower Wheel KNA-d is available in dia. 67 to 224 mm with either an aluminium or steel hub for a motorshaft or to fit a 92 mm diameter externa! rotor motor.