Vario control knob for use with VL 414 downdraft

Product Description

Vario control knob for use with VL 414 downdraft

You can combine up to four VL 414 ventilation elements with a fan unit, which can be easily controlled via a single AA 490 control knob – quietly, precisely and highly efficiently. Made from solid stainless steel, it is the perfect match for the other Vario appliances in the 400 series.

Main facts

  • For operation with AR 400 inline blower, AR 401 remote blower or AR 413 recirculation kit
  • One control knob can be used in a combination of up to four VL 414 downdraft units and one blower
  • Solid stainless steel control knob
  • Can be perfectly combined with other Vario 400 series products


  • Control knob with illuminated ring and output marking.


  • 3 electronically controlled output levels.
  • Intensive mode.
  • Delayed shut-off function.
  • Sensor-controlled operation of the AR blower if at least one VL 414 downdraft unit is open.


  • Connecting cable 5.6 ft. with plug.