This AC adapter power supply is perfect for Yamaha Clavinova digital pianos, including the CLP-635B, CLP625, CLP525, and YDP163R, YDP164B, YDP162 models. The adapter is designed to provide powered features for your Yamaha digital piano, ensuring that you can enjoy playing your favorite songs without worrying about battery life. The adapter is compatible with a range of Yamaha digital pianos, making it an ideal choice for musicians who want to enjoy the convenience of a reliable power supply. With its multipurpose AC to DC adapter features, this power supply is perfect for a range of uses, including home and office use.