12V AC DC Adapter Charger For Korg KA-390 US Power Supply Cord Mains Cable PSU 753038756479 | eBay
Korg KA-390 Power Supply – Thomann UK
Amazon.com: UpBright New Global AC/DC Adapter Compatible with Korg B1 B1BK B1WH B1SP 88-Key Digital Piano KA390 KA-390 KSAS0251200250O5 12V DC12V 12.0V Power Supply Cord Cable Wall Home Battery Charger Mains PSU :