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![BullFan - Step Controller 1 plug 2,5 AMP, Pro air extractor controller [refurbished] - BullFan](https://static1.cultureindoor.com/47159/bullfan-step-controller-1-socket-25-amp-air-extractor-controller-pro-refurbished-bullfan.jpg "BullFan - Step Controller 1 plug 2,5 AMP, Pro air extractor controller [refurbished] - BullFan")
The BullFan Step Controller (or Trafo controller ) is specially designed to work with soundproof enclosures.
Bullfilterpresents its new range specialized in climate management, BullFan controller. Take control of your ventilation system, all in an automatic way and very easy to use. The Step Controller (or Trafo controller ) is specially designed to work with soundproofed boxes avoiding the noise that can occur with a lambda controller.
