HQRP AC Adapter / Power Supply compatible with Casio CTK-530 / CTK530 / CTK-531 / CTK531 Keyboards Replacement plus HQRP Euro Plug Adapter - Walmart.com
HQRP AC Adapter / Power Supply for Casio CTK-530 / CTK530 / CTK-531 / CTK531 Keyboards Replacement plus HQRP Euro Plug Adapter - Newegg.com
Amazon.com: HQRP AC Adapter / Power Supply for Casio CTK-530 / CTK530 / CTK-531 / CTK531 Keyboards Replacement [UL Listed] Plus HQRP Euro Plug Adapter : Musical Instruments
Used Casio CTK 450 +PWR Keyboards 61-Key Keyboards