12v 1.5a 5.5*1.7mm Ac/dc Adapter For Casio Keyboard Piano Wk-500 Wk-1800 Ctk738 Ct688 Px-100 Px-300 Lk-68 - Pc Hardware Cables & Adapters - AliExpress
Amazon.com: UL Listed 12V Power Cord for Casio PX-100 PX-110 PX-120 PX-720 PX-720C Digital Piano Keyboard Charger Replacement AC Adapter for Privia WK-1200 WK-3700 WK-3800 6.0Ft Extra Long DC Supply PERFEIDY :