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12V 1.5A AC/ DC Adapter PA-150B PA-5B for YAMAHA PSR-4500 PSR-4600 PSR-47 PSR-48 PSR-50 PSR-E423 Digital Piano Keyboard Power Supply | Shopee Philippines
Upbright New Ac / Dc Adapter For Yamaha Psr-31 Psr-32 Psr-36 Psr-47 Portable Digital Piano Keyboard Power Supply Cord Charger - Ac/dc Adapters - AliExpress
6.5Ft Extra Long AC Adapter for Yamaha PSR-31 PSR-32 PSR-36 PSR-47 Portable Digital Piano Keyboard Power Supply Cord Charger - Walmart.com