
What Is a Fan Speed Controller and How Does It Work?
Learn what a fan speed controller is, how it works, and where it is used in HVAC and industrial ventilation. Improve airflow control, reduce noise, and save energy.
FREE DELIVERY ON ORDERS OVER £50 IN THE UK & EU
FREE DELIVERY ON ORDERS OVER £50 IN THE UK & EU

Learn what a fan speed controller is, how it works, and where it is used in HVAC and industrial ventilation. Improve airflow control, reduce noise, and save energy.

Optimise your venue for the 25th May peak. Discover commercial outdoor heaters and infrared heaters from United Automation that slash energy costs.
Advanced power semiconductor devices improve defence and aerospace power systems using SiC MOSFETs, IGBTs and diodes for reliability.

Discover how power control solutions developed for the Artemis II mission relate to United Automation’s industrial thyristor controllers.

High-performance industrial power regulation systems for UK manufacturing. Improve efficiency and protect equipment with United Automation.

United Automation is the Panasonic Industrial Automation UK Distributor, supplying sensors, servo drives, PLCs, HMIs and motion control with expert UK technical support.

Discover how SiC Merged-PiN Schottky diodes advance power efficiency, solving overload problems for EVs, solar inverters, and industries.

Infresco infrared heater controllers prevent inrush current, extend lamp life, stop breaker trips and reduce infrared heating costs.

Are infrared heaters safe for businesses? Learn how infrared heating works, common myths, and why it’s ideal for hospitality and industry.

United Automation offers energy-efficient infrared outdoor heating solutions, including Infresco controllers, to keep hospitality spaces warm, welcoming, and profitable.
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