The Samsung DD29-00006A Dishwasher EMI Filter 250 V, 50/60 Hz protects the appliance and home electronics against electrical noise and provides safe and efficient operation. It operates by eliminating electromagnetic noise on the power supply, which would cause interference with the control board of the dishwasher and other delicate parts. This fits all Samsung dishwasher models with electrical systems that are compatible and that would fit in the electrical system of the appliance, improving its safety and performance consistency.