Aprelco UL Listed AC / DC Adapter Compatible with Yamaha PSS-102 PSS130 PSS-130 PSS170 PSS-170 PSS-185 PSS-190 PSS-370 PSS-270 Personal Keyboard Piano 12V DC Power Supply Cord Cable Charger

PwrON is specializing in the production of high quality and economical replacement Power supply for laptop, tablet, phones and other electrical appliances.
Products manufactured with the highest quality materials and include multiple smart features safeguarding against IV - incorrect voltage, SC - short circuit, IO - internal overheating . Chargers are certificated with CE FCC etc.

If you don't know whether the machine can use this adapter, you can view your original adapter's output parameters (voltage, current) whether conform to. if lost the original adapter, you can check the parameters at the bottom of the computer, or your illustrations of the machines.