Amazon.com: PowerSource UL Listed 12V DC Power Adapter for Yamaha PSR-F51 PA, PSR, YPG, DGX, YPT, and EZ Digital Piano & Portable Keyboard PA-3 PA-130 PA-150 PSR-F51 PSR-E263 PSR-E403 YPT-400 PA-40 Power
Amazon.com: YAMAHA NP12 61-Key Lightweight Portable Keyboard, Black (Power Adapter Sold Separately) : Automotive
Amazon.com: Yamaha YPT270 61-Key Portable Keyboard With Power Adapter ( Amazon-Exclusive),Black : Musical Instruments
Amazon.com: Yamaha PSR-E273 PKY 61-Key Premium Keyboard Pack with Power Supply, Bolt-On Stand, and Headphones (YAM PSRE273 & FC5 Compact Sustain Pedal for Portable Keyboards, black : Musical Instruments