* If you don't see your model number , please contact us to check it for you * The Sensor Assembly is an OEM part for Frigidaire washers. It is responsible for detecting the water level inside the washer tub and ensuring accurate water level control during the wash cycle. It detects the pressure changes caused by the water level, allowing the washer to adjust the water intake accordingly. A bad sensor assembly can be caused by various factors, including wear and tear, electrical issues, or sensor malfunction. Signs of a faulty assembly include incorrect water level readings, water overfilling or underfilling, or the washer not filling with water at all. Symptoms of a bad sensor assembly include: Overfilling or underfilling of the washer Water continuously filling or not filling at all Error code related to water level issues Replace your malfunctioning or damaged sensor assembly with this genuine OEM Frigidaire part to restore your washer. This Frigidaire part can also be used on Electrolux, Frigidaire, Gibson, Kelvinator, Westinghouse, and Sears/Kenmore. Fits Models: Frigidaire FFTW4120SW1, FFTW4120SW0, FFTW4120SW Our Policy: * Please check ETA before placing the order. * Items returned not in original conditions are subject to a 50% deduction or deny any credit. The part must not have any type of damage, such as signs of installation by the customer, marks, or scratch. Please contact us through messages for the following reasons :Our respond time is 24 hours. If you did not receive your item within the ETA . If you received an item that is does not fit, please provide us your model and serial number to check. If you need to return an item . Item not as described for one of the following reasons (Item is defective, Doesn't match description or photos, Received wrong item, Missing parts or pieces, Arrived damaged). Thank You for Shopping!