Helios Fans ESU 3
Helios
Prices & Options
The Helios ESU 3 is an electronic speed controller engineered for precise, continuously variable speed regulation of AC fans using the phase-angle control method. It allows adjustment of the minimum output voltage through an integrated potentiometer and includes a built-in on/off switch along with an unregulated switching output. For safe operation, the unit is protected against overload by a fine-wire fuse. Designed with a white plastic front panel and rotary knob, the controller meets IP30 protection standards and is suitable for installation in a 55 mm flush-mounted electrical box.
| Code & Description | Price | |
|---|---|---|
| ESU3 : Helios Fans ESU 3 | £85.00 + VAT £102.00 | |
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