AC Adapter Charger for Casio WK-1250 WK-1300 WK-1350 WK-3700 Keyboard Power Cord | eBay
Amazon.com: AC Adapter for Casio CTK-5000 WK-500 WK-3300 WK-3800 CDP-100 CDP-200 PX-120 PX-320 PX-575 PX-720 Electronic Piano & Keyboard Charger Power Supply : Musical Instruments
CASIO WK-3700 SERVICE MANUAL Pdf Download | ManualsLib
Amazon.com: MaxLLTo 6ft Extra Long AC Power Replacement Adapter for Casio WK-110 WK-200 WK-210 WK-3700 Keyboard Charger Power Supply Cord : Musical Instruments