The Samsung DA94-02663D Refrigerator Power Control Board, PCB EEPROM activates components such as the compressor and fans to keep the refrigerator cool. Samsung OEM Part DA94-02663D is quality tested as per Samsung standards. The genuine replacement part is a new Samsung part that doesn't replace any other part. The Samsung Part DA94-02663D is also called a Main Control Board, ECB or MCB; This brand new Samsung part is an authorized OEM part; perfect for repairs and replacements. The Samsung DA94-02663D is a genuine Original Equipment Manufacturer (Authentic OEM) part from Samsung that fits perfectly with various models from the following brands of Refrigerators: Samsung. It is recommended to either refer to your appliance service manual, contact your appliance manufacturer, or contact a service professional to validate the needed part number for your appliance prior to purchasing.