DC 9.5V 9.5 Volt Power Supply Mains Adapter for Casio Keyboard Piano CTK- 4200 + | eBay
HQRP AC Adapter for Casio CTK-3200 / CTK3200 / CTK-4200 / CTK4200 Keyboards Power Supply Cord + Euro Plug Adapter - Walmart.com
Groth Music Company - Casio AD-E95100 AC Adapter
Casio AD-E95100 9.5V AC Adapter | Guitar Center
9.5V Ac Adapter Cord For Casio Ctk-4200 Lk-160 Lk-165 Lk-240 Lk-280 Power Supply - Newegg.com
AC Adapter for CASIO CTK-2200 CTK-4200 Keyboard Digital Piano Power Supply Cord 714067769915 | eBay
NEW AC Adapter For Casio CTK-4200 LK-160 LK-165 LK-240 LK-280 SA-46 Power Supply | eBay
Amazon.com: T-Power 9V (6.6ft Long Cable) Ac Dc Adapter Compatible with Casio ADE95 AD-E95100L ADE95100L Replacement Switching Power Supply Cord Charger : Musical Instruments
Casio CTK4200 Parts and Accessories Library from Pacparts