These switches, in this section to suit Ariston washing machines and washer dryers, detects the fill level of water in the machine's drum. They can be in analogue or digital format depending on the age of the appliance and whether or not is uses electronic as opposed to electrical signals.

Although often referred to as water level switches they are correctly called pressure switches in the trade as they operate on the pressure of water forcing air up a tube that is usually connected to the washing machine's sump hose, the one between the pump and the outer tank.

Of course if you are unsure or cannot find the pressure switch that you require please contact us to ensure you get the right pressure switch for your appliance as they are often unique to a particular model and often cannot be interchanged.