| Plug Type | Coaxial / Barrel Connector |
| Size | 5.5mm Outer Diameter / 2.5mm Inner Diameter |
| Voltage | 9V AC |
| Amperage | 1.3A |
| Polarity |
The Japanese Super Famicom is compatible with Mega Drive 1, Mega CD 1, Mega CD 2, and Master System 1 power adapters.
| Plug Type | Coaxial / Barrel Connector |
| Size | 5.5mm Outer Diameter / 2.1mm Inner Diameter |
| Voltage | 10V DC |
| Amperage | 850MA |
| Polarity | Center Negative |
The North American Super Nintendo can be compatible with Mega Drive 1, Mega CD 1, Mega CD 2, and Master System 1 power adapters if using a barrel socket converter.
| Plug Type | Coaxial / Barrel Connector |
| Size | 7mm Outer Diameter / 1mm Inner Diameter (Needs verifying) |
| Voltage | 10V DC |
| Amperage | 850MA |
| Polarity | Center Negative |