Helios Fans MWS 7,5 Note: FREE Click & Collect
The Helios MWS 7.5 is a robust five-step speed controller designed for surface installation, enabling precise control of ventilation fans with built-in thermal contacts. It includes a terminal block for safe connection of one or more fans, ensuring reliable operation. With selectable output voltages of 0, 80, 100, 130, 170, and 230 volts, the MWS 7 ...